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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.
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.
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 ...
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 ...
New web search engine: The domain Google.com is registered. [30] Soon, Google Search is available to the public from this domain (around 1998). 23: New web search engine (non-English) Arkady Volozh and Ilya Segalovich launch their Russian web search engine Yandex and publicly present it at the Softool exhibition in Moscow. The initial ...
An example of a searchable database of such reports is World Intellectual Property Organization's PATENTSCOPE database that facilitates patent landscape reports by other organizations. [10] One or several state of the art or prior art patent search reports form the basis of these patent landscape reports. Different fields of patent documents ...
The Derwent World Patents Index (DWPI) is a database containing patent applications and grants from 44 of the world's patent issuing authorities. [1] [2]Compiled in English by editorial staff, the database provides a short abstract detailing the nature and use of the invention described in a patent and is indexed into alphanumeric technology categories to allow retrieval of relevant patent ...
The Lens, formerly called Patent Lens, is a free searcheable online patent and scholarly literature database, provided by Cambia, an Australia-based non-profit organization. The Lens is an agglomeration database, that takes bibliometric data from other databases (such as Crossref, PubMed, Microsoft Academic and Open Alex) and combines them into ...