TREA

Richard W. Proulx

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  • Forest Lake, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of forming a non-toxic frangible bullet core
    • Patent number 5,894,645
    • Issue date Apr 20, 1999
    • Federal Cartridge Company
    • John M. Hallis
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Non-toxic frangible bullet
    • Patent number 5,852,858
    • Issue date Dec 29, 1998
    • Federal-Hoffman Inc.
    • John M. Hallis
    • F42 - AMMUNITION BLASTING
  • Information Patent Grant

    Non-toxic frangible bullet core
    • Patent number 5,852,255
    • Issue date Dec 22, 1998
    • Federal-Hoffman, Inc.
    • John M. Hallis
    • F42 - AMMUNITION BLASTING
  • Information Patent Grant

    Non-toxic frangible bullet
    • Patent number 5,679,920
    • Issue date Oct 21, 1997
    • Federal Hoffman, Inc.
    • John M. Hallis
    • F42 - AMMUNITION BLASTING
  • Information Patent Grant

    Flash hole closure for primer battery cups
    • Patent number 4,590,840
    • Issue date May 27, 1986
    • Federal Cartridge Corporation
    • Richard W. Proulx
    • F42 - AMMUNITION BLASTING
  • Information Patent Grant

    Shotshell casing with partially telescoped basewad
    • Patent number 4,514,352
    • Issue date Apr 30, 1985
    • Federal Cartridge Corporation
    • Luke J. Davich
    • F42 - AMMUNITION BLASTING
  • Information Patent Grant

    Shotshell casing with partially telescoped basewad
    • Patent number 4,509,428
    • Issue date Apr 9, 1985
    • Federal Cartridge Corporation
    • Luke J. Davich
    • F42 - AMMUNITION BLASTING
  • Information Patent Grant

    One-piece shotshell
    • Patent number 4,481,885
    • Issue date Nov 13, 1984
    • Federal Cartridge Corporation
    • Jack A. Erickson
    • F42 - AMMUNITION BLASTING
  • Information Patent Grant

    One-piece shotshell
    • Patent number 4,332,766
    • Issue date Jun 1, 1982
    • Federal Cartridge Corporation
    • Jack A. Erickson
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL