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Evan Chen

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  • Fairfield, CT, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Guard bar
    • Patent number D402084
    • Issue date Dec 1, 1998
    • Warner-Lambert Co.
    • Evan Chen
    • D28 - Cosmetic products and toilet articles
  • Information Patent Grant

    Shaving implement
    • Patent number 5,689,883
    • Issue date Nov 25, 1997
    • Warner-Lambert Company
    • Ernest A. Ortiz
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    One-push cleaning mechanism for flexible wet-shaving razor unit
    • Patent number 5,377,409
    • Issue date Jan 3, 1995
    • Warner-Lambert Company
    • Evan N. Chen
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Razor mechanism
    • Patent number 5,182,858
    • Issue date Feb 2, 1993
    • Warner-Lambert Company
    • Evan N. Chen
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Razor mechanism with slidable cartridge support
    • Patent number 5,157,834
    • Issue date Oct 27, 1992
    • Warner-Lambert Company
    • Evan N. Chen
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Flexible razor cartridge
    • Patent number D329922
    • Issue date Sep 29, 1992
    • Warner-Lambert Company
    • Evan N. Chen
    • D28 - Cosmetic products and toilet articles
  • Information Patent Grant

    Flexible razor cartridge
    • Patent number D329105
    • Issue date Sep 1, 1992
    • Warner-Lambert Company
    • Evan N. Chen
    • D28 - Cosmetic products and toilet articles
  • Information Patent Grant

    Razor handle
    • Patent number D327550
    • Issue date Jun 30, 1992
    • Warner-Lambert Company
    • Evan N. Chen
    • D28 - Cosmetic products and toilet articles
  • Information Patent Grant

    Flexible razor cartridge
    • Patent number D327336
    • Issue date Jun 23, 1992
    • Warner-Lambert Company
    • Evan N. Chen
    • D28 - Cosmetic products and toilet articles
  • Information Patent Grant

    Razor handle
    • Patent number 5,107,590
    • Issue date Apr 28, 1992
    • Warner-Lambert Company
    • Charles J. Burout
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Razor mechanism
    • Patent number 5,044,077
    • Issue date Sep 3, 1991
    • Warner-Lambert Company
    • Frank A. Ferraro
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Flexible razor head
    • Patent number 5,003,694
    • Issue date Apr 2, 1991
    • Warner-Lambert Company
    • Evan N. Chen
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Flexible razor head
    • Patent number 4,976,028
    • Issue date Dec 11, 1990
    • Warner-Lambert Company
    • Evan N. Chen
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Flexible razor head
    • Patent number 4,854,043
    • Issue date Aug 8, 1989
    • Warner-Lambert Company
    • Evan N. Chen
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    One-piece disposable razor
    • Patent number 4,554,735
    • Issue date Nov 26, 1985
    • Warner-Lambert Company
    • Evan N. Chen
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Disposable razor rack
    • Patent number 4,555,030
    • Issue date Nov 26, 1985
    • Warner-Lambert Company
    • David S. Byrne
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Barber-type razor
    • Patent number 4,454,653
    • Issue date Jun 19, 1984
    • Warner-Lambert Company
    • Evan N. Chen
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Support for releasably retaining a blade cartridge
    • Patent number 4,428,116
    • Issue date Jan 31, 1984
    • Warner-Lambert Company
    • Evan N. Chen
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Razor with lever operated blade cover
    • Patent number 4,425,705
    • Issue date Jan 17, 1984
    • Warner-Lambert Company
    • Evan N. Chen
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Clean-out mechanism for twin blade shaving unit
    • Patent number 4,344,227
    • Issue date Aug 17, 1982
    • Warner-Lambert Company
    • Evan N. Chen
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Rotatable safety razor and blade cartridge therefor
    • Patent number 4,294,010
    • Issue date Oct 13, 1981
    • Warner-Lambert Company
    • Evan N. Chen
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Barber-type razor
    • Patent number 4,285,125
    • Issue date Aug 25, 1981
    • Warner-Lambert Company
    • Evan N. Chen
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Clean-out device for twin blade shaving unit
    • Patent number 4,205,437
    • Issue date Jun 3, 1980
    • Warner-Lambert Company
    • Evan N. Chen
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Safety razor cartridge with clean-out device
    • Patent number D255163
    • Issue date May 27, 1980
    • Warner-Lambert Company
    • Evan N. Chen
    • D28 - Cosmetic products and toilet articles
  • Information Patent Grant

    Safety razor cartridge with clean-out device
    • Patent number D255161
    • Issue date May 27, 1980
    • Warner-Lambert Company
    • Evan N. Chen
    • D28 - Cosmetic products and toilet articles
  • Information Patent Grant

    Safety razor cartridge with clean-out mechanism
    • Patent number D253375
    • Issue date Nov 6, 1979
    • Warner-Lambert Company
    • Evan N. Chen
    • D28 - Cosmetic products and toilet articles
  • Information Patent Grant

    Shaving instrument
    • Patent number 4,159,567
    • Issue date Jul 3, 1979
    • Warner-Lambert Company
    • Evan N. Chen
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Safety razor
    • Patent number 4,146,958
    • Issue date Apr 3, 1979
    • Warner-Lambert Company
    • Evan N. Chen
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Razor blade cartridge
    • Patent number D250775
    • Issue date Jan 9, 1979
    • Warner-Lambert Company
    • Evan N. Chen
    • D28 - Cosmetic products and toilet articles
  • Information Patent Grant

    Device for and method of making standard and reproducible skin punc...
    • Patent number 4,078,552
    • Issue date Mar 14, 1978
    • Warner-Lambert Company
    • Evan N. Chen
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE