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Author Info

Jay Bhatt

Jay Bhatt
Librarian for Engineering
Hours M-F: 9am-6pm
Hagerty Library, Room 132
bhattjj@drexel.edu
215-895-1873

Jay Bhatt's Facebook profile

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Engineering

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Patents

  1. About Patents
  2. Patent Classification
  3. Finding US Patents
  4. International Patents
  5. Specialty Patents: Plant, Business, and Software Patents

About Patents


Finding US Patents

  • best resourceGoogle Patent Search -- WWW Search the full-text of all US patents and applications, 1790-present.  Downloadable PDF files are available for all patents.  Use the Advanced Search features to refine your searches.
  • USPTO Patent Search -- WWW Search the full-text of US patents since 1976 and by the date, number, or classification of patents from 1790-1975.  Viewing the patent image requires the use of a browser plug-in, which can be buggy.  We recommend you use a service such as pat2pdf.org or Google Patents to retrieve PDF versions.

Patent Classification


International Patents


Specialty Patents: Plant, Business, and Software Patents

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