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Patent and Trademark Resource Center Association

Patent and Trademark Resource Center Association

  • JOIN PTRCA!
  • Our Mission
  • Best Practices
  • Bylaws
  • Officers
  • Committees
  • PTRCA Journal
  • Resolutions
  • Esther Crawford PTRCA Distinguished Service Award (DSA)
  • Online Resources
  • Contact PTRCA
  • USPTO/PTRC Locations

Latest additions to the Directory of American Tool and Machinery Patents (DATAMP)

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  • JOIN PTRCA!
  • Our Mission
  • Best Practices
  • Bylaws
  • Officers
  • Committees
  • PTRCA Journal
  • Resolutions
  • Esther Crawford PTRCA Distinguished Service Award (DSA)
  • Online Resources
  • Contact PTRCA
  • USPTO/PTRC Locations

JPTRCA Homepage at Clemson

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Latest additions to the Directory of American Tool and Machinery Patents (DATAMP.org)

  • US-940,504 Photographer's Range-Finder
  • US-432,260 Hydrocarbon Engine
  • US-125,166 Improvement in Gas Engines
  • CA-2,343 Improvement in Gas Engines
  • GB-189,011,062 Improvements in Hydrocarbon Engines

  • JOIN PTRCA!
  • Our Mission
  • Best Practices
  • Bylaws
  • Officers
  • Committees
  • PTRCA Journal
  • Resolutions
  • Esther Crawford PTRCA Distinguished Service Award (DSA)
  • Online Resources
  • Contact PTRCA
  • USPTO/PTRC Locations