Patents by Inventor David William Ahlgren

David William Ahlgren 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).

  • Patent number: 4065583
    Abstract: A food cooking sheet made of flexible metal foil is disclosed, the sheet has an imperforate annular margin forming the outer periphery of the sheet and there is a plurality of webs extending across a perforated center section, the webs structurally connect opposite sides of the margin and radiant heat may be upwardly directed between the webs for browning an item of food supported on the sheet; also disclosed is a method of cooking an item of food, the method involves the use of a perforated sheet of metal foil and a rigid open-bottomed pan for supporting the foil and an item of food atop the foil, and the application of radiant heat through the perforated foil sheet directly against the bottom of a food item, and the removal of the foil sheet and food item together from the pan after cooking.
    Type: Grant
    Filed: May 19, 1976
    Date of Patent: December 27, 1977
    Assignee: Jeno F. Paulucci
    Inventor: David William Ahlgren