The Patent Public Search tool is a new web-based patent search application that will replace internal legacy search tools PubEAST and PubWEST and external legacy search tools PatFT and AppFT. Patent Public Search has two user-selectable modern interfaces that provide enhanced access to prior art.
Espacenet: free access to millions of patent documents. Find out if your invention is unique or if other inventors have filed patent applications that are considered to be prior art.
Visit our page about using the PSF to learn more about our online records and historical patent and trademark collections. Librarians and other USPTO trained staff are available from 8 a.m. to 5 p.m. Monday through Friday to help you find the information you need and provide technical and searching assistance.
Search and research millions of U.S. patents for free on Justia.com.
Search and view patent filings with the United States Patent and Trademark Office.
Pre-1976 U.S. patents are often difficult to find because the patent pages were put into the USPTO database as scanned images, and full text searching was added later through machine transcription. Older patents from outside the U.S. can be even more challenging to find. Below you'll find some basic tips and strategies for locating patents.
This section explains how to use the main free patent databases to find patents by assignee, classification, inventor, number or subject (aka prior art searching). Instructions are provided for the USPTO databases, Espacenet, and in some cases, Google Patents. Use the tabs in the box below for instructions on the different types of searching.
Patent Equivalents. A "patent family" can be defined as all patent equivalents for a single invention. All of the published patent applications from various countries and the subsequent granted patents on an invention are commonly referred to as patent equivalents.They are not “true equivalents” in that each country may have different regulations for filing and different interpretations of ...
Tools For Searching U.S. Patents 1. PatFT (Patent Full-Text and Image Database) PatFT is the official database developed by the USPTO, which contains every patent filed or granted in the U.S. Users can execute searches by patent number, keyword, classification code, and inventor names. PatFT contains full-text patents that track back to 1976 and PDF images of patents that date back to 1790.
If you find a patent for an invention that is similar to yours, you’ll want to scrutinize the claims section to determine whether there’s anything about your invention that helps differentiate it. Some inventions can look similar, but have unique features or technology that make it novel enough to patent. If you have any doubts about the ...
Searching for patents helps you find out if someone has already claimed the rights to an invention. The Internet is a powerful searching tool. You can search for patents and patent related information for individually selected countries, or for large groups of countries at a time.
Search within the title, abstract, claims, or full patent document: You can restrict your search to a specific field using field names.. Use TI= to search in the title, AB= for the abstract, CL= for the claims, or TAC= for all three. For example, TI=(safety belt). Search by Cooperative Patent Classifications (CPCs): These are commonly used to represent ideas in place of keywords, and can also ...
Part of the Clarivate Web of Science family Derwent allows you to find, view and manage citations to patents. Espacenet. Espacenet is the largest public patent database on the internet. It contains 110 million patent documents from more than 90+ countries including Canada and the U.S or a total of 100+ patent authorities, plus 2 million records ...
To access and utilize patents effectively, individuals and businesses need to know how to search for patents, particularly US patents. This comprehensive guide will walk you through the process of searching for patents, whether you’re interested in a specific patent, want to conduct a free patent search, or need to find out who owns a patent.
Find out how to apply for and maintain a patent in the U.S., and learn about helpful resources.
The USPTO's PATFT searches and serves over 7,000,000 patents and includes all three types of patents (utility, design and plant). Word searches only find patents from 1976 to the present. Prior patents must be searched by issued date, patent number or classification number.
Searching for U.S. granted patents and patent applications is conducted on a single interface, Patent Public Search. There is a library of micro tutorial videos on searching this database. All newly issued patents are published weekly in the Official Gazette for Patents which is retrospectively accessible online beginning with the issue dated ...
Database Selection Made Easy: Guides you through choosing the best patent search database tailored to your specific needs, ensuring you find relevant patent information effortlessly. Streamlined Patent Searches: Simplifies the process of searching for patent information, whether you’re checking the novelty of an invention or keeping an eye on ...
