Granted Patent
Utility
US 6,707,638 · App. 09/878,030
Slider impedance mechanism to prevent cartridge ejection during operation
Inventor:
Doug Mayne
Patented Case
View Patent ↗
Granted: Mar 16, 2004
Filed: Jun 8, 2001
Inventor
Doug Mayne
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.