Useful Links

Patent Office Information


Australian Patent Office:

Canadian Patent Office:

European Patent Office (EPO) home page:

EPO searchable file history database:

Japanese Patent Office:

United Kingdom Patent Office:

United States Patent and Trademark Office (USPTO)  home page:

USPTO patent database:

USPTO public Patent Application Information Retrieval database

USPTO Manual of Patenting Examination Procedure 

World Intellectual Property Organization:

Courts and Case Law


U.S. Court of Appeals for the Federal Circuit:

Federal courts:

U.S. Supreme Court:




Free Technical Databases/Sources/Depositories


American Type Culture Collection:

 Currency Exchange/Conversion:

Metric Conversions:

Swiss-Prot protein database:


NCBI Blast sequence searching (includes PAT patent sequence database)

United States Food and Drug Administration

Annuity and Maintenance Fee Payment Services

Computer Patent Annuities: