TREA

KNOWLEDGE FILTER INC

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Organization

  • SEBASTOPOL, CA, US
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Knowledge filter
    • Patent number 7,031,952
    • Issue date Apr 18, 2006
    • Knowledge Filter, Inc.
    • Michael Carl Heumann
    • G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

  • Information Patent Application

    KNOWLEDGE FILTER
    • Publication number 20070219995
    • Publication date Sep 20, 2007
    • KNOWLEDGE FILTER
    • Michael C. Heumann
    • G06 - COMPUTING CALCULATING COUNTING

Trademarklast 30 trademarks

  • Information Trademark

    86167755 - OPEN SOURCEBOOKS
    • Serial number 86167755
    • Filing date Jan 16, 2014
    • Knowledge Filter Inc
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    78011318 - THE KNOWLEDGE CENTER
    • Serial number 78011318
    • Filing date Jun 5, 2000
    • Knowledge Filter, Inc.
    • 35 - Advertising