Granted Patent
Utility
US 4,364,883 · App. 06/205,033
Ceramic products and method of drying same
Inventor:
Richard F. Shannon
Patented Case
View Patent ↗
Granted: Dec 21, 1982
Filed: Nov 7, 1980
Inventor
Richard F. Shannon
Assignee (at issue)
Owens-Corning Fiberglas 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.