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According to the Patent Information News' magazine published by the EPO, a 2013 independent study compared Espacenet with DepatisNet, Freepatentsonline, Google Patent and the public search facility at the USPTO. In that study, Espacenet reportedly obtained the highest score for both data coverage and customer support, and the best overall ...
Patent Application Information Retrieval (PAIR) is an online service provided by the United States Patent and Trademark Office to allow users to see the prosecution histories of United States patents and patent applications and obtain copies of documents filed therein. There are two services: Public PAIR, which allows the general public to ...
Wikipedia entry for Google Patents.Google Patents is a search engine from Google that indexes patents and patent applications from the United States Patent and Trademark Office.
The Lens allows for Patent searches using specific document sections, such as title, abstract, inventor, applicant/assignee, publication number, filing number and full-text. A user is also able to search for lapsed, abandoned, or expired US patents via the INPADOC patent status and family information service.
PATENTSCOPE is a global patent database and search system developed and maintained by the World Intellectual Property Organization. It provides free and open access to a vast collection of international patent documents, including patent applications , granted patents, and related technical information.
The X generally appears at the end of the numbers hand-written on full-page patent images; however, in patent collections and for search purposes, the X is considered to be the patent type – analogous to the "D" of design patents – and appears at the beginning of the number. The X distinguishes the patents from those issued after the fire ...
The search engine that helps you find exactly what you're looking for. Find the most relevant information, video, images, and answers from all across the Web. AOL.
The recommended use is the two-letter country code followed by the patent document number and then the kind code, e.g., "US 7,654,321 B1" for U.S. Patent No. 7,654,321 where there was no previously-published patent application publication, and "US 2003/1234567 A1" for U.S. Patent Application Publication No. 2003/1234567, published in 2003. [1]
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