Skip to main content
UCF Libraries Home


It is recommended that an attorney be consulted when an interpretation of the law is needed. UCF library staff are not able to provide any legal advice. Patent Assistance Information


USPTO Web Patent Databases

  • Search full text of U.S. Patents 1976-Present
  • Search by patent number and current US classifications 1790-Present
  • Full text images from 1790-Present are available using a free TIFF plug-in The Advanced search page explains index fields (title, current class, inventor, etc.)
  • Many records cite earlier technology: US patent numbers, foreign patent numbers, articles, books, technical reports, and company catalogs
  • Note: Patent Applications database (2001-present) is in a separate file.

USPTO Patent Tools and Links

Google Patents

  • An important source of historical and genealogical patent information
  • Search U.S. patents full text from 1790
  • Note: OCR text has significant errors and omissions, but does allow free search of much text back to 1836.  UCF affiliates can use better OCR in LexisNexis Academic (Source Directory: Browse / Intellectual Property Records / Patent Filings / U.S. Patents, European Patents, Patent Abstracts of Japan, PCT Patents, and U.K. Patents)
  • Classification search - uspclass: For the new Cooperative Patent Classification (CPC) use


PubWEST (UCF - In Library Use Only) the "public" version of the Web-based Examiner's Search Tool

PubEAST  (UCF - In Library Use Only) the "public" version of the Examiner's Automated Search Tool

International Patents

Patents by Country