Patent and Trademark Depository Library Program (PTDLP) Directory of Libraries Pennsylvania

The U.S. Patent and Trademark Office (USPTO) has specially designated some 85 libraries throughout the U.S. as Patent and Trademark Depository Libraries (PTDL).

These libraries are open to the public and provide specialized resources and services to patent searchers.


  • University Park: Paterno Library, Pennsylvania State University,
    Schreyer Business Library, 3rd Floor, Paterno Library, Curtin Road
    University Park, PA 16802
    Phone: 814 865-6369
    Web Site Patent Information: Patents & Trademarks
Patent It Yourself Intellectual Property-Patents, Trademarks And Copyright in a Nutshell

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