Granted Patent
Utility
US 5,584,440 · App. 08/554,080
Lightweight video cassette cartridge
Inventor:
Kermit T. Krantz
Patented Case
View Patent ↗
Granted: Dec 17, 1996
Filed: Nov 6, 1995
Inventor
Kermit T. Krantz
Assignee (at issue)
V-Lite 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.