Patents by Inventor Malcolm Hart

Malcolm Hart 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).

  • Light-tight package and method of forming the same
    Patent number: 6098376
    Abstract: A light-tight package for a roll 1 of light sensitive material has a central core 4 around which the material is wound, a flexible opaque leader 6 having a trailing end attached to the outermost end of the material and a pair of flexible end discs 7, 8 covering each end of the roll. Each end disc has a central hole 10 smaller than the inner diameter of the core, the inner diameter edge 9 of the disc being sealed to the inner wall of the core in the form of an unbroken seal.
    Type: Grant
    Filed: August 27, 1999
    Date of Patent: August 8, 2000
    Assignee: Eastman Kodak Company
    Inventors: Rebecca Hailes, Malcolm Hart
  • Flag scuplture
    Patent number: D358564
    Type: Grant
    Filed: April 8, 1993
    Date of Patent: May 23, 1995
    Inventor: Malcolm Hart