Patents by Inventor Charles J. Kirschling

Charles J. Kirschling 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).

  • Sandwich maker
    Patent number: D249446
    Type: Grant
    Filed: July 14, 1976
    Date of Patent: September 19, 1978
    Assignee: Oster Corporation
    Inventors: Alfred W. Madl, Charles J. Kirschling
  • Ice crusher
    Patent number: D274596
    Type: Grant
    Filed: July 13, 1981
    Date of Patent: July 10, 1984
    Assignee: Sunbeam Corporation
    Inventors: Alfred W. Madl, Charles J. Kirschling
  • Waffle maker
    Patent number: D278305
    Type: Grant
    Filed: January 13, 1983
    Date of Patent: April 9, 1985
    Assignee: Sunbeam Corporation
    Inventors: Alfred W. Madl, Charles J. Kirschling
  • Air cleaner
    Patent number: D282000
    Type: Grant
    Filed: January 13, 1983
    Date of Patent: December 31, 1985
    Assignee: Sunbeam Corporation
    Inventors: Alfred W. Madl, Charles J. Kirschling