Granted Patent
Utility
US 6,441,997 · App. 09/655,553
Anti-rattle mechanism for cartridge
Inventor:
James E. Blum
Patented Case
View Patent ↗
Granted: Aug 27, 2002
Filed: Sep 6, 2000
Inventor
James E. Blum
Assignee (at issue)
IO-Mega Holding 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.