Granted Patent
Utility
US 5,201,476 · App. 07/764,526
Welded video cassette
Inventors:
Paul J. Gelardi, John A. Gelardi, David A. Capotosto
Patented Case
View Patent ↗
Granted: Apr 13, 1993
Filed: Sep 24, 1991
Inventors
Paul J. Gelardi
John A. Gelardi
David A. Capotosto
Assignee (at issue)
Paul J. Gelardi
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.