Patents by Inventor Walter B. Herbst

Walter B. Herbst 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).

  • Food tray and lid with sealed panels and method of forming same
    Patent number: 4533061
    Abstract: An insulated food serving tray or lid therefore which includes a pair of preformed thermoplastic panels bonded together about a peripheral seam to permanently encase an insulator within a chamber between the panels. At the peripheral seam area, a first panel has an outwardly extending ledge area with a retaining lip. The second panel has a peripheral tongue area that fits inside the lip of the first panel. The panels are joined between the lip and tongue by a bonding material to provide a peripheral seam that is protected from fracture when the tray or lid is laterally banged at the peripheral seam area during handling. A method of forming the tray or lid is disclosed which includes forming the tray or lid with a gap between the insulation and panels at the time of assembly.
    Type: Grant
    Filed: September 17, 1979
    Date of Patent: August 6, 1985
    Assignee: American Hospital Supply Corporation
    Inventor: Walter B. Herbst
  • Microwave cooking utensil
    Patent number: D271556
    Type: Grant
    Filed: June 3, 1981
    Date of Patent: November 29, 1983
    Assignee: Raytheon Company
    Inventors: Robert F. Bowen, Walter B. Herbst, Thomas J. Martel
  • Microwave corn popper base
    Patent number: D276969
    Type: Grant
    Filed: June 21, 1982
    Date of Patent: January 1, 1985
    Assignee: Raytheon Company
    Inventors: Robert F. Bowen, Walter B. Herbst
  • Microwave corn popper
    Patent number: D276970
    Type: Grant
    Filed: June 21, 1982
    Date of Patent: January 1, 1985
    Assignee: Raytheon Company
    Inventors: Robert F. Bowen, Walter B. Herbst
  • Air compressor
    Patent number: D281609
    Type: Grant
    Filed: June 10, 1983
    Date of Patent: December 3, 1985
    Assignee: Thomas Industries Inc.
    Inventor: Walter B. Herbst
  • Combined roasting rack and turntable for microwave oven
    Patent number: D286128
    Type: Grant
    Filed: May 17, 1984
    Date of Patent: October 14, 1986
    Assignee: Raytheon Company
    Inventors: Robert F. Bowen, Walter B. Herbst, Thomas E. Salisbury
  • Microwave roasting rack or the like
    Patent number: D286129
    Type: Grant
    Filed: May 17, 1984
    Date of Patent: October 14, 1986
    Assignee: Raytheon Company
    Inventors: Robert F. Bowen, Walter B. Herbst, Thomas E. Salisbury
  • Turntable for microwave oven
    Patent number: D286130
    Type: Grant
    Filed: May 17, 1984
    Date of Patent: October 14, 1986
    Assignee: Raytheon Company
    Inventors: Robert F. Bowen, Walter B. Herbst, Thomas E. Salisbury
  • Cat litter box
    Patent number: D298672
    Type: Grant
    Filed: December 7, 1987
    Date of Patent: November 22, 1988
    Inventor: Walter B. Herbst
  • Aspirator
    Patent number: D302728
    Type: Grant
    Filed: January 23, 1987
    Date of Patent: August 8, 1989
    Assignee: Thomas Industries, Inc.
    Inventors: Walter B. Herbst, Roy J. Rozek
  • Combined spray gun and closure cap
    Patent number: D304068
    Type: Grant
    Filed: June 8, 1987
    Date of Patent: October 17, 1989
    Assignee: Thomas Industries, Inc.
    Inventor: Walter B. Herbst
  • Nebulizer
    Patent number: D306906
    Type: Grant
    Filed: June 1, 1987
    Date of Patent: March 27, 1990
    Assignee: Thomas Industries
    Inventors: Walter B. Herbst, Roy J. Rozek
  • Marking instrument
    Patent number: D307443
    Type: Grant
    Filed: February 9, 1987
    Date of Patent: April 24, 1990
    Assignee: The Gillette Company
    Inventors: Norman D. Poisson, Walter B. Herbst, Kurt Peterson
  • Grip portion for a writing instrument
    Patent number: D307919
    Type: Grant
    Filed: February 9, 1987
    Date of Patent: May 15, 1990
    Assignee: The Gillette Company
    Inventors: Norman D. Poisson, Walter B. Herbst, Kurt Peterson
  • Writing instrument
    Patent number: D322460
    Type: Grant
    Filed: August 14, 1989
    Date of Patent: December 17, 1991
    Assignee: The Gillette Company
    Inventors: Walter B. Herbst, Paul D. Hurley, Norman D. Poisson
  • Writing instrument barrel
    Patent number: D324068
    Type: Grant
    Filed: August 14, 1989
    Date of Patent: February 18, 1992
    Assignee: Diesel Kiki Co. Ltd.
    Inventors: Walter B. Herbst, Paul D. Hurley, Norman D. Poisson
  • Writing instrument cap
    Patent number: D324398
    Type: Grant
    Filed: August 14, 1989
    Date of Patent: March 3, 1992
    Assignee: The Gillette Company
    Inventors: Walter B. Herbst, Paul D. Hurley, Norman D. Poisson
  • Window fan or the like
    Patent number: D329283
    Type: Grant
    Filed: August 20, 1991
    Date of Patent: September 8, 1992
    Assignee: Raytheon Company
    Inventors: Joseph C. Maiellano, Jr., Walter B. Herbst
  • Writing instrument
    Patent number: D335306
    Type: Grant
    Filed: January 25, 1991
    Date of Patent: May 4, 1993
    Assignee: The Gillette Company
    Inventors: Norman D. Poisson, Walter B. Herbst, Paul D. Hurley
  • Kiosk
    Patent number: D336716
    Type: Grant
    Filed: January 9, 1991
    Date of Patent: June 22, 1993
    Assignee: Postal Buddy Corporation
    Inventors: Randall P. Bell, Walter B. Herbst, Gary F. Prokop, Paul D. Hurley, Thomas E. Salisbury, Sidney R. Goodman