Granted Patent
Utility
US 4,559,377 · App. 06/604,676
Ceiling board edge coating
Inventors:
James R. Gleason, Roy E. Shaffer, Issac A. Awabdy
Patented Case
View Patent ↗
Granted: Dec 17, 1985
Filed: Apr 27, 1984
Inventors
James R. Gleason
Roy E. Shaffer
Issac A. Awabdy
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.