Granted Patent
Utility
US 4,236,885 · App. 06/092,172
Container lining
Inventors:
George West, William F. Kent, George L. Pickard, Wilbur P. Winton
Patented Case
View Patent ↗
Granted: Dec 2, 1980
Filed: Nov 7, 1979
Inventors
George West
William F. Kent
George L. Pickard
Wilbur P. Winton
Assignee (at issue)
Leesona 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.