Patents by Inventor Mark R. Birch

Mark R. Birch 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).

  • Snack product and process of making
    Patent number: 5080914
    Abstract: A snack product and process of making which pops and expands upon heating with microwaves consists of a solid, partially cooked, poppable and expandable core (moisture content of 12-16 wt. %) comprising pregelatinized and/or native tapioca starch, which core is provided with an adherent, poppable, non-expandable coating of cooked dough, which preferably comprises black gram or urid flour.
    Type: Grant
    Filed: December 18, 1989
    Date of Patent: January 14, 1992
    Assignee: Conopco, Inc.
    Inventors: Mark R. Birch, Mervyn R. Goddard