Patents by Inventor Delmer B. Buchner

Delmer B. Buchner has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Cartridge assembly
    Patent number: 4593621
    Abstract: In a preferred embodiment, a cartridge assembly of a cartridge base of compressed polycarbonate, polyethylene and Teflon having at a forward end thereof a circumscribing annular flange mounted in a circumscribing annular recess within an inner wall surface of an open end of a plastic envelope of high-density polyethylene of which a distal-end of the plastic envelope has thin weakened walls extending along longitudinally-extending lines or of which a distal-end of the plastic envelope has mounted therein a slug (ball or bullet) of metal.
    Type: Grant
    Filed: September 9, 1985
    Date of Patent: June 10, 1986
    Inventor: Delmer B. Buchner
  • Cartridge assembly
    Patent number: 4565131
    Abstract: In a preferred embodiment, a cartridge assembly of a cartridge base of compressed polycarbonate, polyethylene and Teflon having at a forward end thereof a circumscribing annular flange mounted in a circumscribing annular recess within an inner wall surface of an open end of a plastic envelope of high-density polyethylene of which a distal-end of the plastic envelope has thin weakened walls extending along longitudinally-extending lines or of which a distal-end of the plastic envelope has mounted therein a slug (ball or bullet) of metal.
    Type: Grant
    Filed: September 17, 1984
    Date of Patent: January 21, 1986
    Inventor: Delmer B. Buchner