What is database - Patent Full-Text and Full-Page Image Databases

Patent Full-Text and Full-Page Image Databases
Patent Application Information Retrieval (PAIR) · Patent Assignment Database · Downloadable Published Sequence Listings ...
Source: www.uspto.gov

The Chemical Database
Contains names, formulas and registry numbers for 1991 hazardous chemicals. This site was last updated in 1996.
Source: ull.chemistry.uakron.edu