1976-present: Search by number, dates, assignee, inventor, title, abstract, U.S. and international classifications and many other fields.
1790-1976: search by patent number and/or classification number.
Offers text searches of U.S. patents from 1920-1976 with bibliographic data from 1850 onward. Includes PDFs of US patents. Also contains data on over 100 million patent documents from around the world.
Subject: Engineering. Using the default of "All fields" in the "Quick Search' drop-down retrieves results from the fields of Patent Number, Inventor, US Classification, International Patent Classification, etc.
This database contains Federal and State laws/statutes; Federal legislative materials; and Federal administrative and executive materials, including regulations, institutional policies, and executive orders. The database currently focuses on the following subject areas: privacy of genetic information/confidentiality; informed consent; insurance and employment discrimination; genetic testing and counseling; and commercialization and patenting.