Patents by Inventor Kenwood Francis Block

Kenwood Francis Block 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).

  • Film magazine or the like
    Patent number: D245020
    Type: Grant
    Filed: August 15, 1975
    Date of Patent: July 12, 1977
    Assignee: Eastman Kodak Company
    Inventors: Bruce Everett Crayton, Kenwood Francis Block, Richard Joseph Olson
  • Film magazine or the like
    Patent number: D245021
    Type: Grant
    Filed: August 15, 1975
    Date of Patent: July 12, 1977
    Assignee: Eastman Kodak Company
    Inventors: Bruce Everett Crayton, Ronald Alfred Phillips, Kenwood Francis Block