Patents by Inventor Donald W. Herritz

Donald W. Herritz 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).

  • Patent number: 5542921
    Abstract: A breast pump includes a housing, a suction unit mounted in the housing, a rippled funnel for engaging a mother's breast, and an adapter for interconnecting same. The adapter is configured to sealingly support the funnel, frictionally sealingly support a bottle for collecting milk, and frictionally sealingly engage the housing. The adapter includes a tubular protrusion/stem defining a passageway for communicating air from the bottle to the suction unit to create a vacuum in the bottle. A pair of "O" rings are positioned on the protrusion to sealingly and stably engage the housing. A check valve is located in the protrusion to prevent back flow of milk from the bottle to the suction unit. The housing includes an outer surface defining a hand grip, and vacuum adjustment controls including a wheel for fine vacuum adjustment and a vacuum releasing push bottom are conveniently positioned on the hand grip.
    Type: Grant
    Filed: November 4, 1994
    Date of Patent: August 6, 1996
    Assignee: Gerber Products Company
    Inventors: Brenda J. Meyers, Donald W. Herritz, Jean L. Johansen, William B. Hudson, Jr., Randall P. Bell, Gary F. Prokop, James F. Caruso, James l. Allen
  • Patent number: 4623068
    Abstract: A collar 10 and hood 30 are disclosed for use with a standard baby bottle and nipple. The collar has a beveled flange 14 which recesses the joint between the collar and nipple, making the joint less accessible and less likely to pinch a baby's lips.
    Type: Grant
    Filed: August 19, 1985
    Date of Patent: November 18, 1986
    Assignee: Gerber Products Company
    Inventors: John M. Brown, Donald W. Herritz, Barbara L. Ottinger, Leland D. Westmas
  • Patent number: D309009
    Type: Grant
    Filed: November 23, 1987
    Date of Patent: July 3, 1990
    Assignee: Gerber Products Company
    Inventor: Donald W. Herritz
  • Patent number: D310417
    Type: Grant
    Filed: December 7, 1987
    Date of Patent: September 4, 1990
    Assignee: Gerber Products Company
    Inventor: Donald W. Herritz
  • Patent number: D312312
    Type: Grant
    Filed: May 16, 1989
    Date of Patent: November 20, 1990
    Assignee: Gerber Products Company
    Inventor: Donald W. Herritz
  • Patent number: D372975
    Type: Grant
    Filed: November 4, 1994
    Date of Patent: August 20, 1996
    Assignee: Gerber Products Company
    Inventors: Brenda J. Meyers, Donald W. Herritz, Jean L. Johansen, William B. Hudson, Jr., Randall P. Bell, Gary F. Prokop, James F. Caruso, James L. Allen
  • Patent number: D376430
    Type: Grant
    Filed: June 26, 1995
    Date of Patent: December 10, 1996
    Assignee: Gerber Products Company
    Inventors: David C. Humphrey, Brenda J. Meyers, Donald W. Herritz