Granted Patent
Utility
US 4,541,411 · App. 06/629,356
Graphite composite cookware
Inventor:
Lawrence D. Woolf
Patented Case
View Patent ↗
Granted: Sep 17, 1985
Filed: Jul 10, 1984
Inventor
Lawrence D. Woolf
Assignee (at issue)
GA Technologies, 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.