Patent Process for Startups: Step by Step

The US patent process runs from recording the invention, searching prior art, and filing a provisional application, to filing a non-provisional within 12 months, waiting for examination, answering office actions, and paying fees once allowed. It often takes years and the timeline varies widely. Costs vary too, so check the USPTO fee page and ask a registered practitioner.

Startup lifecycle A to Z · Letter P · Stage: Build

By the Revolutionary Startups editors · Reviewed 11 November 2026 · 14 min read · 3,139 words

The patent process at a glance

A patent is a government grant that lets you stop others from making, using or selling your invention in the country that granted it, for a limited time. In the United States, a utility patent (the kind that covers how something works) generally lasts 20 years from the filing date of the application, subject to paying maintenance fees. You do not get it by asking. You apply, an examiner at the US Patent and Trademark Office (USPTO) reviews your application, and the two sides go back and forth until the claims are allowed or the application is abandoned.

Here is the whole path in one view before we walk through it.

Step	What happens	Typical timing
1. Invention disclosure	You write down what you made and how it works.	Days to weeks. Do it early.
2. Prior art search	You look for earlier public technology that could block or shape your claims.	Days to a few weeks.
3. Provisional application	An optional, low-formality filing that secures an early filing date.	Lasts 12 months from filing.
4. Non-provisional application	The full application with claims, which is examined.	Must be filed within 12 months of the provisional to claim its date.
5. Examination	An examiner reviews the claims against prior art.	Varies widely. Often a year or more before a first response.
6. Office actions	The examiner objects or rejects. You respond, amend or argue.	Can repeat. Total pendency often runs years.
7. Allowance and grant	Claims are allowed, you pay the issue fee, the patent is granted.	Weeks to a few months after allowance.
8. Maintenance	You pay fees at set points after grant to keep the patent alive.	Due at roughly 3.5, 7.5 and 11.5 years after grant.

The timing column is deliberately loose. Examination speed depends on the technology area, the USPTO's workload and the choices you make, and it changes over time. The USPTO's patent process overview is the official summary, and Wysebridge's free guide to US patent law explains each stage in more depth.

Before investing in this process, make sure a patent is the right tool. Many software and service businesses are better protected another way, which do I need a patent for my app and patent vs trade secret help you decide.

Step 1: Invention disclosure

An invention disclosure is a written record of what you invented. Companies with patent programs use a standard form. For a startup, a clear document is enough. Its job is to capture the idea while memories are fresh and give a patent practitioner something to work from.

What to put in it

The problem the invention solves, and why existing solutions fall short.
How your invention works, in enough detail that a skilled person could build it.
Drawings, diagrams, flowcharts or code outlines. Rough sketches are fine.
Alternatives and variations you considered, since these can widen what a patent covers.
Who contributed to each part. This matters because the named inventors must be the people who actually conceived the invention, and getting inventors wrong can cause problems later.
Dates: when you conceived it, built a prototype, showed it to anyone, offered it for sale or published anything about it.

Why the dates matter so much

Public disclosures can hurt you. In the United States there is a one-year grace period for an inventor's own public disclosure or sale before filing, but many other countries have no such grace period, and the rules around it are narrower than people expect. The safe habit is to file before you publish, demo publicly, launch or pitch widely. Wysebridge's explainer on the America Invents Act and first-inventor-to-file covers how the US system rewards the first to file. Our IP deadlines calendar collects the dates that cost founders rights.

Keep it confidential

Until you file, treat the invention as confidential. Use written confidentiality agreements when you must share details, as covered in NDAs for startups and in the guide to protecting your idea when pitching. And confirm that everyone who contributed has signed an agreement assigning their rights to the company, as explained in IP assignment agreements.

Step 2: Patent search before filing

A prior art search looks for earlier public information related to your invention: earlier patents, published applications, papers, products and web pages. Prior art is the standard the examiner uses to decide whether your invention is new and not obvious. In plain terms, to be patentable the invention generally has to be different from what was already known, and not just a small, predictable step from it.

Why search before you file

To avoid spending money on an invention that was already disclosed.
To learn how close existing patents are, so claims can be drafted around them.
To decide what to emphasize in the application.
To avoid being surprised later by what the examiner finds.

How founders search

Free tools include Google Patents and the USPTO's public search system. Search by the problem and by technical terms, not just by your product name, and try the different words other people might use for the same thing. Read the claims of close results, not just the titles and summaries. Keep notes on what you found and why you think your invention differs.

What a self-search cannot tell you

A search is never a guarantee. Prior art can sit in places that are hard to search, in other languages, or in non-patent sources. A self-run search helps you decide whether to go on, but it does not prove you can get a patent. It also does not tell you whether you are free to sell your product without infringing someone else's patent. That is a different question, covered in freedom to operate and infringement risk. A registered practitioner can run a more thorough search and tell you what it means.

Step 3: The provisional application

A provisional patent application is an early filing that establishes a filing date without the formal claims and other requirements of a full application. It lasts 12 months. It is not examined, and it never becomes a patent by itself. Its value is that if you file a proper non-provisional application within the 12 months, you can claim the provisional's earlier filing date for what it described.

What makes a good provisional

The quality of the provisional matters more than people assume. It only helps for subject matter it describes clearly enough that a skilled person could make and use it. A rushed, thin provisional can leave you with an early date for very little. A good one describes the invention in depth, includes drawings, covers variations, and anticipates features you plan to add during the year. The details are in our guide to provisional patents for startups.

What it buys you

An early filing date, which matters in a first-to-file system.
The right to use "patent pending" language, as described in trademark, copyright and patent notices.
A year to test the market, look for funding or decide whether the full application is worth the cost.

What it does not do

It does not give you enforceable rights, it does not guarantee a patent will issue, and the 12-month deadline is strict. Missing it can mean losing the benefit of the early date. Filing a provisional is optional. Some applicants go straight to a non-provisional.

Step 4: The non-provisional application and patent claims

The non-provisional application is the one that is examined and can become a patent. If you filed a provisional, you generally need to file the non-provisional within 12 months of it to claim the earlier date. The USPTO's page on types of patent applications describes how the two relate.

What is in it

A specification: a written description of the invention and how to make and use it.
Drawings, where needed to understand the invention.
An abstract, a short summary.
Claims, which are the numbered sentences at the end that define what you want to own.
Forms and the required fees, including inventor oaths or declarations and an assignment if the company is the owner.

Patent claims explained

Claims are the heart of a patent. The description tells the story, but the claims draw the legal boundary, a bit like the property lines on a deed. A broad claim covers more but is easier to reject. A narrow claim is safer but easier for competitors to design around. Most applications include several claims at different breadths, so that if the broadest falls, narrower ones may stand.

For example, imagine an invention for a water bottle that tracks hydration. A broad claim might cover any bottle that senses fluid level and sends data to a phone. A narrower claim might add a particular sensor arrangement. Each claim is one long sentence, and every piece of the sentence must be present in a product for the claim to apply to it.

Drafting claims is a skill, which is why most startups use a registered patent attorney or agent. You can learn more about how claims are read and tested in Wysebridge's 20-chapter IP law course.

Publication

In general, US applications are published about 18 months after the earliest filing date they claim, unless you ask that they not be and meet the conditions for doing so. Once published, the contents are public, which affects trade secret strategy. Weigh this against the benefits before you file, as discussed in patent vs trade secret.

Steps 5 and 6: Examination and office actions

After filing, the application waits in a queue until an examiner is assigned. The examiner searches for prior art, reads your claims, and sends you an office action, which is a written report. Receiving one is normal. It does not mean you did something wrong.

Office action explained

An office action typically does one or more of these things:

Rejects claims because the examiner believes the invention is not new or is obvious in light of prior art.
Rejects claims for other legal reasons, such as unclear wording or lack of enough description.
Objects to form problems in the drawings or the text.
Issues a restriction requirement, asking you to choose among groups of claims that the examiner considers to be different inventions.

You get a deadline to respond, generally a few months, with extensions available for a fee. In your response you can amend the claims, argue that the examiner was wrong, or both. You may also interview the examiner, which many practitioners find useful.

First and final actions

The first office action is often followed by another. A "final" office action limits what you can do next without extra steps, such as filing a request for continued examination, which asks the USPTO to keep examining. Each round costs time and professional fees. The number of rounds varies a lot from one application to another.

Ways to speed things up or manage the cost

The USPTO offers programs for faster examination under certain conditions. Check the USPTO site for what is currently available and what they cost.
Duty of candor: you must disclose known material prior art to the USPTO. Your practitioner will file an information disclosure statement. Do not hide what you know.
Examiner interviews can clear misunderstandings sooner.

Rules and forms are detailed. The Manual of Patent Examining Procedure, the examiners' own rulebook, is free in a searchable form at Wysebridge's MPEP reader, and it is useful when your practitioner cites a section and you want to see the source.

Step 7 and 8: Allowance, grant and maintenance

Allowance

If the examiner agrees the claims are allowable, you receive a notice of allowance. You then pay an issue fee, and the patent is granted on a Tuesday some weeks later, when the USPTO publishes the patent. From that date you have an enforceable patent. You can also file continuation applications in some situations to pursue additional claims while the first application is still pending. Ask your practitioner whether that suits your business.

Maintenance fees

A granted US utility patent does not stay alive on its own. You must pay maintenance fees at set intervals after grant, at roughly three and a half, seven and a half, and eleven and a half years, with grace periods and surcharges if you are late. Miss them and the patent expires early. The USPTO explains the schedule on its maintain your patent page, and the amounts change, so check there.

Enforcement is separate

Owning a patent is not the same as enforcing it. If someone infringes, going to court is expensive and uncertain. Many startups use patents less for lawsuits and more for credibility with investors and partners, a theme in IP and startup valuation.

How long does it take to get a patent, and what does it cost

Timeline

There is no single answer. From first filing of a non-provisional to a decision can take from under a year with accelerated options to several years, depending on the technology, the examiner's workload, how many office actions occur and how you respond. Including the provisional year, the full journey often spans multiple years. Anyone who promises a fixed timeline is guessing. The USPTO publishes pendency data on its website if you want the current picture.

Cost

Costs have two parts: government fees and professional fees. Government fees are set by the USPTO, change from time to time, and depend on things like the size of your business (small and micro entities may pay reduced fees if they qualify). Check the current schedule on the USPTO fee page rather than relying on any number you read elsewhere. Professional fees depend on the complexity of the invention, how much drafting is needed and how many office actions you have to answer, and they vary widely between practitioners.

A useful planning approach is to budget in stages rather than for the whole journey: a search and provisional now, a non-provisional decision at month ten or so, and office action responses as they arise. You can stop at any stage if the business changes, which is one reason staged filing suits startups.

Using a registered practitioner

Only patent attorneys and registered patent agents can represent others before the USPTO in patent matters. You can search the public roster of registered practitioners in the directory of USPTO-registered patent attorneys and agents, and read patent attorney or agent for startups for how to choose between them. For a wider view of how to hire help, see how to find an IP attorney.

Mistakes to avoid and a startup checklist

Common mistakes

Publishing, demoing or launching before filing, then discovering rights abroad are gone.
Filing a thin provisional and assuming it protects everything you later build.
Missing the 12-month deadline to convert the provisional.
Skipping the prior art search, then being surprised by the examiner.
Listing the wrong inventors, or having no assignment from a contractor who contributed.
Ignoring maintenance fee deadlines after the patent is granted.
Treating a patent as a shield against all competitors. It covers only what the claims say.

Checklist

Decide whether a patent fits your business model.
Write the invention disclosure with dates and contributors.
Search prior art and keep notes.
Hold off on public disclosure until you have filed.
Consult a registered practitioner on a provisional or direct non-provisional filing.
Put the 12-month conversion date in the calendar with reminders at six and ten months.
Budget for office action responses.
Confirm the company owns the application through signed assignments.
After grant, calendar the maintenance fee windows.

Where this fits in the startup lifecycle

The patent process belongs to the Build stage, when you are creating the thing worth protecting. Just before it is open source licensing, which affects what you can claim as your own, and just after it is the IP audit checklist, where you check everything before a raise. If you are still deciding which patent type fits, see types of patents for startups. The full series sits in the startup lifecycle A to Z, and Wysebridge's free patent-law learning hub is a good place to keep learning.

Frequently asked questions

How do I get a patent step by step?

Record the invention, search for prior art, file a provisional application if you want an early date, then file a non-provisional within 12 months. The USPTO examines it, you answer office actions, and if the claims are allowed you pay the issue fee and later the maintenance fees. A registered practitioner usually handles the drafting and filing.

How long does it take to get a patent?

It varies widely. A non-provisional application can take anywhere from under a year with accelerated options to several years, depending on the technology, the examiner's workload and the number of office actions. Including a provisional year, many startups should plan for a multi-year process. The USPTO publishes pendency data.

What is an invention disclosure?

It is a written record of your invention: the problem, how it works, drawings, alternatives, contributors and key dates. It helps a patent practitioner draft the application and helps you track inventorship and deadlines. It is an internal document, not something you file with the USPTO.

What are patent claims?

Claims are the numbered sentences at the end of a patent that define exactly what the owner can stop others from doing. The rest of the document explains the invention, but the claims set the legal boundary. A product infringes a claim only if it includes every element of that claim.

What is an office action?

It is a written report from the patent examiner, often rejecting or objecting to some claims based on prior art or other requirements. It is a normal part of the process. You can respond by amending claims, arguing, or both, and you can usually request an interview with the examiner.

Do I have to file a provisional before a non-provisional?

No. A provisional is optional. It gives you an early filing date and 12 months to decide on the full application, but it is not examined and never becomes a patent by itself. You can file a non-provisional directly if you are ready.

How much does a patent cost?

It varies. There are USPTO fees, which change and may be reduced for small or micro entities, and professional fees, which depend on the invention and the practitioner. Check the USPTO fee page for current government fees and get quotes from a few registered practitioners.

Key terms on this page

Provisional Patent Application: A Startup Guide IP guideHow a provisional patent application works for startups: the 12-month deadline, what it protects, patent pending meaning, and provisional vs nonprovisional.
Do I Need a Patent for My App? A Founder's Guide IP guideDo I need a patent for my app? Learn what software patents cover, why eligibility is a hard question, and what protects an app without one.
Types of Patents for Startups: Utility, Design, Plant GuideTypes of patents explained for founders: utility, design and plant patents, plus provisional vs non-provisional, with a table showing which fits your product.
Patent vs Trade Secret: Which Fits Your Startup? IP guidePatent vs trade secret for startups: how each works, how long they last, the patent disclosure requirement, and how to decide, including for software.
IP Deadlines for Startups: A Year-by-Year Calendar GuideIP deadlines for startups in one calendar: provisional patent 12 months, one year grace period, trademark filings, copyright timing, domains and assignments.

Learn more from Wysebridge

Wysebridge owns, operates and sponsors Revolutionary Startups, so these are links to its own free resources and directories. Read the disclosure.

Wysebridge patent law guideFree guide to U.S. patent law: provisional and non-provisional applications, claims, patentability and USPTO prosecution.
Read the MPEP online freeThe full Manual of Patent Examining Procedure with the statutes and rules it cites, free to read and search.
The America Invents Act explainedWhat first-inventor-to-file and the AIA changed in U.S. patent law.
Find a USPTO-registered patent attorney or agentProfiles of USPTO-registered patent attorneys and agents, built from the public USPTO roster. Covers patent practitioners, not trademark-only lawyers.
Wysebridge U.S. IP law courseA 20-chapter self-study course on U.S. patent, trademark, copyright and trade secret law; module 1 is free.

Part of Protecting Your Startup · All guides · Glossary

Sources

General information, not legal, tax or financial advice. Reviewed 11 November 2026.