Granted Patent
Utility
US 3,998,355 · App. 05/563,272
Plastic lids and pails
Inventor:
Herbert W. Galer
Patented Case
View Patent ↗
Granted: Dec 21, 1976
Filed: Mar 28, 1975
Inventor
Herbert W. Galer
Assignee (at issue)
United States Steel 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.