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Patent Public Search has two user-selectable modern interfaces that provide enhanced access to prior art. The new, powerful, and flexible capabilities of the application will improve the overall patent searching process. If you are new to patent searches, or want to use the functionality that was available in the USPTO’s PatFT/AppFT, select ...

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 ...

To start a quick lookup, enter a single patent or publication number and select the Search button. To start a basic search, select a search field, enter your search term, and select the Search button. ... United States Patent and Trademark Office. Browse By Topic . Browse By Topic. Patents; Trademarks; Learning & Resources; About the USPTO ...

Search and view patent filings with the United States Patent and Trademark Office.

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.

Keywords and boolean syntax (USPTO or EPO format): seat belt searches these two words, or their plurals and close synonyms. "seat belt" searches this exact phrase, in order.-seat -belt searches ...

The following free online resources provide access to searchable patent applications, granted patents, and related information. USPTO Patent Public Search Allows searching of the full-text of granted U.S. patents from 1971 to the present, with limited information for U.S. patents dating back to 1790 and published patent applications from March ...

Please note: many other patent websites will provide some free information and will provide additional search types or features for a fee. If a free search does not produce results, do not assume a patent does not exist. Free-access databases have use search engines of varying quality, and patent search terms can vary tremendously from country to country.

Google Patents is our top recommendation among the free patent search engines. Google Patents indexes more than 18 million patent documents published worldwide including full-text data from major offices such as the USPTO, EPO, JPO, KPO, WIPO, and CNIPA. Google Patents also offers the ability to search within Google Scholar and Books ...

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.

Locate online patent services and information. Patent Center. File and manage patent applications online. Patent fees. View fees and pay online. Check application status. Check patent application status in Patent Center. Global Dossier. View international patent filings. Electronic Business Center. Support center for help with Patent Center and ...

Download and print a PDF copy of any U.S. patent, for free, through the use of a simple web form. ... pat2pdf - A FREE patent search tool. UPDATE: As of January 8, 2023, PAT2PDF now fetches and OCRs issued US Patents and Pre-Grant Publications from the USPTO's new system. Thank you for your support over the years! ... US Patent Publication ...

United States Patent and Trademark Office . Patents . Patent Center; Search patents; Patent applications search; Check private filing status; Check public filing status; File patents; Patent and Trial Appeal Board; Search assignment; Order certified patent documents; Manual of Patent Examining Procedure;

Free Patent Search Online With the Internet, performing free patent searches online is easier than ever. Below are some websites that you can use to perform a free patent search: USPTO. The U.S. Patent & Trademark Office provides free patent searching of its public databases. Google Patents. A relatively easy database to search which […]

Search and research millions of U.S. patents for free on Justia.com.

The official website provides access to full text and PDF image of U.S. patents and patent applications from 1790. For patents issued from 1976 to the present, search by keywords and all fields ; For patents issued between 1790 and 1975, search by date, classification number and patent number only

PPUBS is a free online search tool for all U.S. published patent applications and patent grants. Currently, approximately 4,500 users are conducting patent searches with PPUBS each day in the U.S. and internationally, and close to 350,000 people have used PPUBS since it launched.

How to conduct a patent search, legal references and classifications, free online patent search databases, and professional search providers. Subtopics Classification System (7) ... United States Patent and Trademark Office List of all visitable PTDL libraries or use one of the Patent Full-Text and Full-Page Image Databases. The Full-Text ...

Google Patents: Google’s patent search tool is a user-friendly way to search for both U.S. and international patents, but lacks the detailed search functionality of a USPTO search. LegalZoom patent search: If you’d rather leave the gruntwork to someone else, LegalZoom’s patent search service can provide you with a detailed comprehensive ...