IP Library Granted Patent US 4,076,123
Granted Patent Utility
US 4,076,123 · App. 05/696,935

Disposable plastic lid

Inventor: Paul Davis
Patented Case View Patent ↗
Granted: Feb 28, 1978 Filed: Jun 17, 1976
Inventor
Paul Davis
Assignee (at issue)
Sweetheart Plastics, Inc.

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.

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Quick Facts
Patent No.
US 4,076,123
App. No.
05/696,935
Filed
1976-06-17
Granted
1978-02-28
Kind
A