Granted Patent
Utility
US 4,865,921 · App. 07/206,961
Microwave interactive laminate
Inventors:
David H. Hollenberg, Leon Katz
Patented Case
View Patent ↗
Granted: Sep 12, 1989
Filed: Jun 10, 1988
Inventors
David H. Hollenberg
Leon Katz
Assignee (at issue)
JAMES RIVER CORPORATION OF VIRGINIA
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.