Patents by Inventor Cyril P. Frommelt

Cyril P. Frommelt 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).

  • Loading dock seal
    Patent number: 3939614
    Abstract: A loading dock seal embodying an inflatable member disposed in overlying relation to a resilient, compressible pad member.
    Type: Grant
    Filed: July 26, 1974
    Date of Patent: February 24, 1976
    Assignee: Dubuque Awning & Tent Company
    Inventors: Cyril P. Frommelt, Sylvan J. Frommelt
  • Loading dock shelters
    Patent number: 3935684
    Abstract: A loading dock shelter of the pad type, wherein the side pads thereof are movably mounted on brackets which are concealed.
    Type: Grant
    Filed: December 12, 1974
    Date of Patent: February 3, 1976
    Assignee: Dubugue Awning & Tent Company
    Inventors: Cyril P. Frommelt, Sylvan J. Frommelt
  • Loading dock shelters
    Patent number: 3934380
    Abstract: A loading dock shelter of the pad type, wherein the pads may be moved between operative, projecting position and retracted position.
    Type: Grant
    Filed: March 29, 1974
    Date of Patent: January 27, 1976
    Assignee: Dubuque Awning & Tent Company
    Inventors: Cyril P. Frommelt, Sylvan J. Frommelt