Patents by Inventor Frederick W. Uthenwoldt

Frederick W. Uthenwoldt 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).

  • Locking system
    Patent number: 3998079
    Abstract: An improvement in a locking system of the type having a series of reference combinations arranged serially upon a tape. A combination entered into said system is compared with the reference combination, and if both combinations are complementary, a lock in the system is released.The improvement comprises apparatus for preventing the unlocking of the system when all the reference combination setting fingers are depressed, or alternately when all the reference combination setting fingers are in a non-depressed position.
    Type: Grant
    Filed: August 22, 1975
    Date of Patent: December 21, 1976
    Assignee: Pitney-Bowes, Inc.
    Inventor: Frederick W. Uthenwoldt