Granted Patent
Utility
US 5,822,922 · App. 08/757,355
Power drive system for modular dual pane rear-mounted window assembly
Inventors:
Darren M. Grumm, Roger E. Schamanek, Todd E. Cripe, Raymond S. Butler
Patented Case
View Patent ↗
Granted: Oct 20, 1998
Filed: Nov 27, 1996
Inventors
Darren M. Grumm
Roger E. Schamanek
Todd E. Cripe
Raymond S. Butler
Assignee (at issue)
Excel Industries, Inc.
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.