TREA

AIR FILTERS, INC.

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Organization

  • BALTIMORE, MD, US
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Louver grease filter
    • Patent number 4,319,898
    • Issue date Mar 16, 1982
    • Air Filter Corporation
    • Max Maierhofer
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Handle construction for filter frame
    • Patent number 4,125,386
    • Issue date Nov 14, 1978
    • Air Filter Corporation
    • Emmett J. Philipp
    • F24 - HEATING RANGES VENTILATING

Trademarklast 30 trademarks

  • Information Trademark

    73577130
    • Serial number 73577130
    • Registration number 1434615
    • Filing date Jan 10, 1986
    • Air Filters, Inc.
    • 11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
  • Information Trademark

    73577131 - "FRESHER THAN ALL OUTDOORS"
    • Serial number 73577131
    • Registration number 1434616
    • Filing date Jan 10, 1986
    • Air Filters, Inc.
    • 11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
  • Information Trademark

    73216536 - DUST TRAP
    • Serial number 73216536
    • Registration number 1139449
    • Filing date May 21, 1979
    • Air Filters, Inc.
    • 11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
  • Information Trademark

    72217687 - DUCTPORT
    • Serial number 72217687
    • Registration number 816609
    • Filing date Apr 30, 1965
    • AIR FILTER CORPORATION
    • 11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes