Granted Patent
Utility
US 4,397,309 · App. 06/236,477
Protective stack cover flaps for folded drapes
Inventor:
Spears L. McAllester
Patented Case
View Patent ↗
Granted: Aug 9, 1983
Filed: Feb 20, 1981
Inventor
Spears L. McAllester
Assignee (at issue)
Buckeye Cellulose Corporation
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.