Category Archives: Scirus

U.S. Patent Coverage in Scirus

Posted on August 16, 2007 by mjwhitekingston

Yesterday I posted some detailed information about patent coverage in Scirus. Here is a more detailed breakdown for U.S. patent coverage: Utility patents, 1790s-Reissue patents, 1870s-Design patents, 1976-Plant patents, 1976-Defensive publications, not includedStatutory invention registrations, 1985-Additional improvement patents, not included … Continue reading →

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Scirus Patent Coverage Details

Posted on August 15, 2007 by mjwhitekingston

Scirus, the free scientific information search engine provided by Elsevier, includes millions of sci-tech documents, including data for some 21 million patents obtained from LexisNexis. Here’s an exact breakdown of Scirus’ patent coverage: EPO from 1978 (grants and pregrants)JPO from … Continue reading →

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