Patents by Inventor Donald J. Kaiser

Donald J. Kaiser 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).

  • Securing device comprising padlock and anchored housing
    Patent number: 4300370
    Abstract: For locking an object to a stationary structure, a securing device comprising an ordinary padlock, a C-shaped housing embracing the body of the padlock, the top of the housing being apertured to receive the shackle of the padlock, and fastening means to hold the housing to the structure.
    Type: Grant
    Filed: April 3, 1980
    Date of Patent: November 17, 1981
    Assignee: Scoville Inc.
    Inventors: Donald J. Kaiser, Albert Behar, William A. Krupicka