Patents by Inventor Larry F. Vance

Larry F. Vance 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).

  • Knife
    Patent number: 4011657
    Abstract: A knife having a handle adapted to interchangeably receive in releasable interlocking relationship a variety of blade configurations. Each blade includes an arcuate tang dimensionally adapted to be telescopically received in a mating arcuate slot in the handle. Included in the handle are locking devices for releasably engaging the tank in the slot.
    Type: Grant
    Filed: November 21, 1975
    Date of Patent: March 15, 1977
    Inventor: Larry F. Vance