Granted Patent
Utility
US 5,741,531 · App. 08/733,539
Heating element for a pasta die and a method for extruding pasta
Inventors:
Raymond Gregory Kowalski, Carl Michael Norman, David Brian Bertollini
Patented Case
View Patent ↗
Granted: Apr 21, 1998
Filed: Oct 18, 1996
Inventors
Raymond Gregory Kowalski
Carl Michael Norman
David Brian Bertollini
Assignee (at issue)
Borden Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.