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Intellectual Property: PatentsUnited States
Intellectual Property: Patents - United States
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 | Delphion Intellectual Property Network (formerly the IBM Patent Server) This searchable database from IBM has all U.S. patents including the drawings back to 1974. It has selective patents (without drawings) issued between 1971 and 1973. It also has European patents with their images (back to 1980), and applications without images back to 1979. It also includes some Japanese patents as well as patent applications from the World Intellectual Property Office (back to 1990). |
| US Patent Office Patent Database This is searchable full text database in five-year blocks back to 1976, and in one additional block covering the years 1790-1975. However, the 1790-1975 block can only be searched using patent numbers and current U.S. Classifications. Search steps:
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| Canadian Patent Database The free Canadian Patent Database provides access to over 75 years of Canadian patent descriptions and images from more than 1,400,000 patent documents. |
| Delphion Intellectual Property Network (formerly the IBM Patent Server) This searchable database from IBM has all U.S. patents including the drawings back to 1974. It has selective patents (without drawings) issued between 1971 and 1973. It also has European patents with their images (back to 1980), and applications without images back to 1979. It also includes some Japanese patents as well as patent applications from the World Intellectual Property Office (back to 1990). |
| esp@cenet This is a free-of-charge patent search facility provided by the European Patent Organisation. It provides access to European (EP) patents, PCT (WO) patents, worldwide patents, and Japanese patents. It also provides access by country to patents. |
| European Patent Office This site provides indexing to over 30 million patent documents from European and other patent offices worldwide, including Japanese, German, and U.S. patents. The records provide basic patent information and in many cases an English abstract. |
| Japan Patent Office This provides free access to the Industrial Property Digital Library. http://www.ipdl.jpo.go.jp/homepg_e.ipdl |
| US Patent and Trademark Office |
| The USPTO has a page entitled Other Intellectual Property Offices http://www.uspto.gov/web/menu/other.html. This has links to sites worldwide. |
| Chemical Patents Plus Offers the full text for all classes of patents issued by the U.S. Patent and Trademark Office from 1975 to the present, including partial coverage from 1971-1974. Complete patent page images are available for patents issued from 1 January 1995. You must register but searching is free. It includes all chemical patents covered in Chemical Abstracts, based on either the U.S. patent or an earlier issued foreign equivalent patent document of the same patent family. You can request the 2-D and 3-D structure views for the CAS Registry Numbers for specific substances that are identified in the patent claims. Registration is required but is free. |
| Patent coverage in Chemical Abstracts Abstracts in print format) This just includes coverage information for Chemical Abstracts. You cannot search for a patent using this link. |
| DPD: DNA Patent Database The DPD, a joint project of the Georgetown University's Kennedy Institute of Ethics and the Foundation for Genetic Medicine, allows free public access to the full text and analysis of all DNA patents issued by the United States Patent and Trademark Office (PTO). This database enables users to conduct boolean searches of the full text of the patents and of delimited fields. - site intro |
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LexisNexis Academic Universe CSUF only database. Choose Legal Research, then Patents under Patent Research. This database only covers US patents since 1971. |
| Patent Searching Tutorial - How to Search by Patent Number Learn how to select an appropriate patent web site for searching. Find out how to locate patent numbers. Get hands-on interactive practice searching by patent number at the Delphion (formerly IBM) Patent Server. |
| Glossary of Patent Terms By Derwent. |
Visitors from June 12, 2001
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Created: June 12, 2001 Updated: 28 Sep 2001
