TREA

Vassallo Research and Development Corporation

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  • Ponce, PR, US
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Socket with dual-functional composite gasket
    • Patent number 7,140,618
    • Issue date Nov 28, 2006
    • Vassallo Research and Development Corporation
    • Jose E. Valls, Jr.
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Floating amphibious game table
    • Patent number 6,976,434
    • Issue date Dec 20, 2005
    • Vassallo Research and Development Corporation
    • Antonio J. Roig
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Composite multi-pressure gasket
    • Patent number 6,142,484
    • Issue date Nov 7, 2000
    • Vassallo Research and Development Corporation
    • Jose E. Valls
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Louver-type window and slat therefor
    • Patent number 5,941,021
    • Issue date Aug 24, 1999
    • Vassallo Research & Development Corporation
    • Jose E. Valls
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Gasket
    • Patent number D330073
    • Issue date Oct 6, 1992
    • Vassallo Research & Development Corp.
    • Jose E. Valls
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Pipe connection assembly
    • Patent number 5,145,216
    • Issue date Sep 8, 1992
    • Vassallo Research and Development Corporation
    • Jose E. Valls
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fitting socket with integral reinforcing ring
    • Patent number 5,120,153
    • Issue date Jun 9, 1992
    • Vassallo Research & Development Corp.
    • Jose E. Valls
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Gasket
    • Patent number D326710
    • Issue date Jun 2, 1992
    • Vassallo Research & Development Corp.
    • Jose E. Valls
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Impact protected, sealed, double-walled pipe body
    • Patent number 5,099,888
    • Issue date Mar 31, 1992
    • Vassallo Research and Development Corporation
    • Jose E. Valls
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Pipe socket insert
    • Patent number 4,834,430
    • Issue date May 30, 1989
    • Vassallo Research & Development Corp.
    • Efrain D. Vassallo
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Gasket seating ring
    • Patent number 4,826,028
    • Issue date May 2, 1989
    • Vassallo Research & Development Corp.
    • Efrain D. Vassallo
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Pipe belling apparatus
    • Patent number 4,723,905
    • Issue date Feb 9, 1988
    • Vassallo Research and Development Corporation
    • Efrain D. Vassallo
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Composite gasket and fitting including same
    • Patent number 4,693,483
    • Issue date Sep 15, 1987
    • Vassallo Research and Development Corporation
    • Jose E. Valls
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Tee pipe fitting
    • Patent number D291480
    • Issue date Aug 18, 1987
    • Vassallo Research and Development Corporation
    • Efrain D. Vassallo
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Pipe coupling
    • Patent number D291482
    • Issue date Aug 18, 1987
    • Vassallo Research and Development Corporation
    • Efrain D. Vassallo
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Elbow pipe fitting
    • Patent number D291481
    • Issue date Aug 18, 1987
    • Vassallo Research and Development Corporation
    • Efrain D. Vassallo
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Cross tee pipe fitting
    • Patent number D291483
    • Issue date Aug 18, 1987
    • Vassallo Research and Development Corporation
    • Efrain D. Vassallo
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Gasket
    • Patent number D289078
    • Issue date Mar 31, 1987
    • Vassallo Research and Development Corporation
    • Efrain D. Vassallo
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Composite gasket and fitting including same
    • Patent number 4,637,618
    • Issue date Jan 20, 1987
    • Vassallo Research and Development Corporation
    • Jose E. Valls
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Method for seating a gasket in a plastic pipe bell using a hard con...
    • Patent number 4,625,383
    • Issue date Dec 2, 1986
    • Vassallo Research and Development Corporation
    • Efrain D. Vassallo
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Pipe fitting interlocking system
    • Patent number 4,583,772
    • Issue date Apr 22, 1986
    • Vassallo Research and Development Corporation
    • Efrain D. Vassallo
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Gasket
    • Patent number 4,579,354
    • Issue date Apr 1, 1986
    • Vassallo Research and Development Corporation
    • Efrain D. Vassallo
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Reinforced fitting and pipe
    • Publication number 20060131872
    • Publication date Jun 22, 2006
    • Vassallo Research & Development Corporation
    • Antonio J. Roig
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Floating amphibious game table
    • Publication number 20040173123
    • Publication date Sep 9, 2004
    • Vassallo Research & Development Corporation
    • Antonio J. Roig
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT

Trademarklast 30 trademarks

  • Information Trademark

    73634196 - EPSMI SYSTEM
    • Serial number 73634196
    • Registration number 1449684
    • Filing date Dec 8, 1986
    • VASSALLO RESEARCH AND DEVELOPMENT CORPORATION
    • 17 - Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes