Granted Patent
Utility
US 5,440,973 · App. 08/055,490
Low-fat non-stick frying device
Inventor:
Harold L. Welhouse
Patented Case
View Patent ↗
Granted: Aug 15, 1995
Filed: Apr 30, 1993
Inventor
Harold L. Welhouse
Assignee (at issue)
ANCHOR HOCKING, LLC
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.