Patents by Inventor Peter Bergholtz

Peter Bergholtz 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).

  • Self-sticking paper mounting corner and manufacturing method
    Patent number: 6799391
    Abstract: Corner mounts for photographs or other sheet-like articles are provided with a pressure-sensitive adhesive. Each corner mount includes a base sheet and a cap, both made from paper and adhesively attached to each other to define a pocket receptive to a corner of the article to be mounted. The underside of the base sheet has a pressure-sensitive adhesive that is covered by an easily separated liner. The corner mounts may be made in large quantities on high speed flexographic printing machinery.
    Type: Grant
    Filed: October 23, 2002
    Date of Patent: October 5, 2004
    Inventors: Peter Bergholtz, Kenneth Greenhill
  • Encapsulated water impervious electrical heating pad
    Patent number: 5477033
    Abstract: An encapsulated water impervious electrical heating pad adapted for use in moist and rough handling conditions, as in a greenhouse environment includes an electrical resistance heating element sandwiched between a pair of sheets, the sheets having inner layers formed from a tacky pressure-sensitive adherent material and an outer protective layer of a water impervious polymer.
    Type: Grant
    Filed: October 19, 1993
    Date of Patent: December 19, 1995
    Assignee: Ken-Bar Inc.
    Inventor: Peter Bergholtz