Introduction
If you’re new to intellectual property, this guide will explain what a patent is, how it works, and why it matters.
What Is Intellectual Property?
An intellectual property is creative works or ideas, which has different types such as patents, trademarks, copyrights, and trade secrets. United States Patent and Trademark Office (USPTO) grants patents and registers trademarks, while the U.S. Copyright Office at the Library of Congress registers copyrights.
Question: What types of intellectual property does USPTO grant/register?
Answer: Patents and Trademarks
What Is a Patent?
A patent is a legal right granted by a government to an inventor for a new, useful, and nonobvious invention. In the United States, patents are granted by the United States Patent and Trademark Office (USPTO).
A patent gives its owner the exclusive right to prevent others from making, using, selling, offering for sale, or importing the patented invention for a limited period. U.S. patents are effective only within the U.S. and its territories, e.g., Puerto Rico, and possessions, e.g., Baker Island.
In exchange for these exclusive rights, the inventor must publicly disclose the invention in sufficient detail so that others can understand how it works.
Question: What exclusive right is given to an owner of a granted patent?
Answer: The exclusive right to prevent others from making, using, selling, offering for sale, or importing the patented invention for a limited period.
Why Are Patents Important?
Patents benefit both inventors and society.
For inventors, patents can:
- Protect innovative ideas from competitors
- Increase the value of a business
- Generate income through licensing
- Attract investors
- Provide a competitive advantage
For society, patents encourage innovation by requiring inventors to publicly disclose their inventions, helping advance science and technology.
Question: (Fill in the blank) For inventors, patents can protect innovative _____ from competitors.
Answer: ideas
What Can Be Patented?
U.S. patent law generally allows patents for the following categories of inventions:
- Processes – Methods or procedures for performing a task.
- Machines – Mechanical or electronic devices.
- Articles of Manufacture – Human-made products.
- Compositions of Matter – Chemical compounds, pharmaceuticals, and materials.
- Improvements – New and useful improvements to existing inventions.
Examples include:
- A new medical device
- An improved electric vehicle battery
- A manufacturing process
- A pharmaceutical compound
- Certain software-related inventions that satisfy patent eligibility requirements
Question: What categories of inventions does U.S. patent law generally allow patents for?
Answer: Processes, Machines, Articles of Manufacture, Composition of Matter, and Improvements of any of the above.
What Cannot Be Patented?
Some ideas are not eligible for patent protection, including:
- Perpetual motion machines
- Laws of nature
- Natural phenomena
- Abstract ideas
- Mathematical formulas by themselves
- Pure mental processes
- Artistic works, books, and music (these are generally protected by copyright rather than patents)
- Inventions that are considered not useful
- Public disclosure for United States patent
- Public disclosure for foreign patent
Question: (True or False) While an idea itself is not patentable, a new device by which it may be made practically useful would be.
Answer: True
The Three Basic Requirements for a Patent
An invention generally must satisfy three key requirements.
1. Novelty (to overcome 35 U.S.C. 102)
The invention must be new. It cannot already be publicly known before the relevant filing date.
2. Nonobviousness (to overcome 35 U.S.C. 103)
The invention cannot be an obvious variation of existing technology to a person having ordinary skill in the relevant field.
3. Utility (to overcome 35 U.S.C. 101)
The invention must have a specific, substantial, and credible use.
Question: What are three key requirements to obtain a patent?
Answer: Novelty, Nonobviousness, and utility
Types of U.S. Patents
Utility Patent
Utility patents protect how an invention works or is used.
Examples include:
- Medical devices
- Computer hardware
- Mechanical inventions
- Chemical compositions
- Manufacturing methods
The patent term is generally 20 years from the earliest effective non-provisional filing date, subject to maintenance fees and possible patent term adjustments.
Design Patent
Design patents protect the ornamental appearance of an article rather than how it functions.
Examples include:
- Smartphone designs
- Furniture
- Consumer product shapes
The patent term is generally 15 years from the date of grant for modern U.S. design patents.
Plant Patent
Plant patents protect new and distinct varieties of plants that are reproduced asexually.
Question: What are three types of U.S. patent?
Answer: Utility Patent, Design Patent, and Plant Patent
What Rights Does a Patent Provide?
A patent owner may prevent others from:
- Making the invention
- Using the invention
- Selling the invention
- Offering the invention for sale
- Importing the invention into the United States
These rights can often be licensed to others or transferred through assignment.
Question: What rights does a patent provide?
Answer: A patent owner may prevent others from making the invention, using, selling the invention, offering the invention for sale, and importing the invention into the United States.
A Common Misconception
Many people believe that owning a patent automatically allows them to make and sell their invention.
This is not always true.
A patent grants the right to exclude others, but another patent owned by someone else may still cover part of the technology. In such cases, licenses may be needed before commercializing the invention.
How Do You Obtain a Patent?
The basic patent process typically includes:
- Develop the invention.
- Search existing patents and publications.
- Prepare a patent application.
- File the application with the USPTO.
- Respond to communications from the patent examiner during examination.
- If all legal requirements are satisfied, the patent is granted.
Depending on the technology and workload of the patent office, the process may take several years.
Patent vs. Copyright vs. Trademark
| Type | Protects | Example |
|---|---|---|
| Patent | Inventions | New engine, medical device |
| Copyright | Creative works | Books, music, software code |
| Trademark | Brand identity | Company names, logos, slogans |
Each protects a different type of intellectual property.
Frequently Asked Questions
Do I need a prototype before filing?
Generally, no. A working prototype is usually not required if the patent application adequately describes and enables the invention.
Can software be patented?
Some software-related inventions may qualify for patent protection if they satisfy the legal requirements for patent eligibility, novelty, nonobviousness, and utility.
How long does patent protection last?
- Utility patents: generally 20 years from the earliest effective non-provisional filing date.
- Design patents: generally 15 years from the date of grant.
- Plant patents: generally 20 years from the filing date.
Conclusion
Patents play a vital role in encouraging innovation by rewarding inventors with a limited period of exclusive rights while requiring public disclosure of new technologies. Understanding the fundamentals of patents can help inventors, entrepreneurs, and businesses make informed decisions about protecting valuable ideas.
Whether you’re developing your first invention or simply learning about intellectual property, understanding how patents work is an important first step toward turning innovation into lasting value.
References:
James L. Rogers, The Complete Patent Kit, 2005, Sphinx Publishing, Naperville, Illinois.
Lisa A Parmley, Patent Bar Exam Prep Workbook, 2003-2005, Intellectual Properties Enterprises, Inc.
Bob DeMatteis, Andy Gibbs, and Michael Neustel, The Patent Writer: How to write successful patent applications, 2006, Square One Publishers, Garden City Park, NY.
John Watts, The Ultimate Patent Bar Study Guide, 2012, CreateSpace Independent Publishing Platform.
Basic Patent Training: Modules & Glossary, 2004-2013, Intellectual Properties Enterprises, Inc.
Patent Bar Exam for Registration to Practice before the U.S. Patent Office, 2000, Research & Education Association, Piscataway, NJ.
Educational disclaimer: This article provides general educational information about U.S. patent prosecution. It is not legal advice and does not create an attorney-client relationship.