IP Library › Granted Patent US 4,275,943
Granted Patent Utility
US 4,275,943 · App. 06/135,886

Container for a cassette

Inventors: Anthony L. Gelardi, Paul J. Gelardi, Stephen G. Swinburne, Michael Janiszewski, Robert B. MacLeod, Jr., James Philippe, David Philippe
Patented Case View Patent ↗
Granted: Jun 30, 1981 Filed: Mar 31, 1980
Inventors
Anthony L. Gelardi
Paul J. Gelardi
Stephen G. Swinburne
Michael Janiszewski
Robert B. MacLeod, Jr.
James Philippe
David Philippe
Assignee (at issue)
Shape 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.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 4,275,943
App. No.
06/135,886
Filed
1980-03-31
Granted
1981-06-30
Kind
A