TREA

KEROTEST MANUFACTURING CORP

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  • PITTSBURGH, PA, US
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Method and apparatus for electrofusing thermoplastic
    • Patent number 5,951,902
    • Issue date Sep 14, 1999
    • Kerotest Manufacturing Corp.
    • Bradley A. Goodman
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Electrofusion formed valve assembly
    • Patent number 5,639,394
    • Issue date Jun 17, 1997
    • Kerotest Manufacturing Corp.
    • Richard W. Conley
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Composite polyethylene and transition valve
    • Patent number 5,586,749
    • Issue date Dec 24, 1996
    • Kerotest Manufacturing Corp.
    • Richard W. Conley
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Reinforced plastic valve
    • Patent number 5,154,396
    • Issue date Oct 13, 1992
    • Kerotest Manufacturing Corp.
    • Richard W. Conley
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Reinforced plastic valve
    • Patent number 5,100,103
    • Issue date Mar 31, 1992
    • Kerotest Manufacturing Corp.
    • Richard W. Conley
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Reinforced plastic valve
    • Patent number 4,988,077
    • Issue date Jan 29, 1991
    • Kerotest Manufacturing Corp.
    • Richard W. Conley
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Actuator mechanism for double bent bellows sealed rotary valve
    • Patent number 4,546,662
    • Issue date Oct 15, 1985
    • Kerotest Manufacturing Corp.
    • Richard P. Tremblay
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Bellows sealed stem for rotary valve
    • Patent number 4,540,019
    • Issue date Sep 10, 1985
    • Kerotest Manufacturing Corp.
    • James R. Owoc
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pneumatic shut-off valve
    • Patent number 4,526,341
    • Issue date Jul 2, 1985
    • Kerotest Manufacturing Corp.
    • John H. Thomas
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Bent bellows sealed rotary valve
    • Patent number 4,516,754
    • Issue date May 14, 1985
    • Kerotest Manufacturing Corp.
    • James R. Owoc
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Metering valve
    • Patent number 4,513,779
    • Issue date Apr 30, 1985
    • Kerotest Manufacturing Corp.
    • James R. Owoc
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Plastic service valve
    • Patent number 4,511,120
    • Issue date Apr 16, 1985
    • Kerotest Manufacturing Corp.
    • Richard W. Conley
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Compression coupling for service valve
    • Patent number 4,488,741
    • Issue date Dec 18, 1984
    • Kerotest Manufacturing Corp.
    • Richard W. Conley
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Actuator mechanism for double bent bellows sealed rotary valve
    • Patent number 4,468,002
    • Issue date Aug 28, 1984
    • Kerotest Manufacturing Corp.
    • Richard P. Tremblay
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Plastic valve and improved actuator therefor
    • Patent number 4,465,260
    • Issue date Aug 14, 1984
    • Kerotest Manufacturing Corp.
    • Richard W. Conley
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Bellows sealed stem for rotary valve
    • Patent number 4,462,422
    • Issue date Jul 31, 1984
    • Kerotest Manufacturing Corp.
    • James R. Owoc
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Bent bellows sealed rotary valve
    • Patent number 4,452,426
    • Issue date Jun 5, 1984
    • Kerotest Manufacturing Corp.
    • James R. Owoc
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Electrically insulated pipe coupling and method for making the same
    • Patent number 4,398,754
    • Issue date Aug 16, 1983
    • Kerotest Manufacturing Corp.
    • Steven J. Caroleo
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pipe stopper method and apparatus
    • Patent number 4,369,813
    • Issue date Jan 25, 1983
    • Kerotest Manufacturing Corp.
    • John H. Thomas
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    High pressure packless metal diaphragm valve
    • Patent number 4,354,666
    • Issue date Oct 19, 1982
    • Kerotest Manufacturing Corp.
    • Joseph P. McHale
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Plastic valve assembly
    • Patent number 4,348,006
    • Issue date Sep 7, 1982
    • Kerotest Manufacturing Corp.
    • Edward L. Schmitt
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Valve stem and valve disc connection for a diaphragm valve
    • Patent number 4,231,549
    • Issue date Nov 4, 1980
    • Kerotest Manufacturing Corp.
    • Robert G. Visalli
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Diaphragm valve having a Belleville-spring assembly
    • Patent number 4,151,979
    • Issue date May 1, 1979
    • Kerotest Manufacturing Corp.
    • Robert G. Visalli
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Back-up seal for diaphragm valve
    • Patent number 3,982,729
    • Issue date Sep 28, 1976
    • Kerotest Manufacturing Corporation
    • John D. Tricini
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

  • Information Trademark

    76522299 - POLYBALL
    • Serial number 76522299
    • Registration number 2904318
    • Filing date Jun 12, 2003
    • KEROTEST MANUFACTURING CORP.
    • 20 - Furniture, mirrors, picture frames
  • Information Trademark

    76522298 - POLYBALL
    • Serial number 76522298
    • Registration number 2905774
    • Filing date Jun 12, 2003
    • KEROTEST MANUFACTURING CORP.
    • 20 - Furniture, mirrors, picture frames
  • Information Trademark

    76380426 - POLYBALL
    • Serial number 76380426
    • Registration number 2754198
    • Filing date Mar 11, 2002
    • KEROTEST MANUFACTURING CORP.
    • 20 - Furniture, mirrors, picture frames
  • Information Trademark

    75514438 - PORTAFUSE
    • Serial number 75514438
    • Registration number 2264943
    • Filing date Jul 7, 1998
    • KEROTEST MANUFACTURING CORP.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    74138089 - HSS
    • Serial number 74138089
    • Registration number 1710693
    • Filing date Feb 11, 1991
    • KEROTEST MANUFACTURING CORP.
    • 7 - Machines and machine tools
  • Information Trademark

    74134931 - VALU-PLUG
    • Serial number 74134931
    • Filing date Jan 31, 1991
    • KEROTEST MANUFACTURING CORP.
    • 6 - Common metals and their alloys
  • Information Trademark

    74114500 - VALUEPLUG
    • Serial number 74114500
    • Filing date Nov 13, 1990
    • KEROTEST MANUFACTURING CORP.
    • 20 - Furniture, mirrors, picture frames
  • Information Trademark

    74003440 - POLY PLUG
    • Serial number 74003440
    • Registration number 1651187
    • Filing date Nov 20, 1989
    • KEROTEST MANUFACTURING CORP.
    • 20 - Furniture, mirrors, picture frames
  • Information Trademark

    73752252 - POLY PLUG
    • Serial number 73752252
    • Filing date Sep 16, 1988
    • KEROTEST MANUFACTURING CORP.
    • 20 - Furniture, mirrors, picture frames
  • Information Trademark

    73719269 - WELDBALL
    • Serial number 73719269
    • Registration number 1507795
    • Filing date Mar 28, 1988
    • KEROTEST MANUFACTURING CORP.
    • 6 - Common metals and their alloys
  • Information Trademark

    73686099 - KEROTITE
    • Serial number 73686099
    • Registration number 1489366
    • Filing date Sep 24, 1987
    • KEROTEST MANUFACTURING CORP.
    • 20 - Furniture, mirrors, picture frames
  • Information Trademark

    73686151 - KEROGRIP
    • Serial number 73686151
    • Registration number 1491171
    • Filing date Sep 24, 1987
    • KEROTEST MANUFACTURING CORP.
    • 20 - Furniture, mirrors, picture frames
  • Information Trademark

    71585941 - KEROTEST
    • Serial number 71585941
    • Registration number 546595
    • Filing date Oct 7, 1949
    • KEROTEST MANUFACTURING COMPANY
    • 7 - Machines and machine tools
  • Information Trademark

    71560026 - KEROTEST
    • Serial number 71560026
    • Registration number 540993
    • Filing date Jun 23, 1948
    • KEROTEST MANUFACTURING COMPANY
    • 11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
  • Information Trademark

    71560027 - KEROTEST
    • Serial number 71560027
    • Registration number 538022
    • Filing date Jun 23, 1948
    • KEROTEST MANUFACTURING COMPANY
    • 6 - Common metals and their alloys
  • Information Trademark

    71231484 - KERO TEST
    • Serial number 71231484
    • Registration number 218547
    • Filing date May 12, 1926
    • KEROTEST MANUFACTURING COMPANY
    • 6 - Common metals and their alloys