Granted Patent
Utility
US 5,519,195 · App. 08/015,311
Methods and devices used in the microwave heating of foods and other materials
Inventors:
Richard M. Keefer, Cindy M. Lacroix
Patented Case
View Patent ↗
Granted: May 21, 1996
Filed: Feb 9, 1993
Inventors
Richard M. Keefer
Cindy M. Lacroix
Assignee (at issue)
Beckett Technologies Corp.
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.