Granted Patent
Utility
US 6,792,218 · App. 10/167,376
Method of compensating for low toner consumption
Inventors:
Stanley Coy Tungate, Jr., Cary Patterson Ravitz, Thomas George Twardeck, Albert Mann Carter, Jr., Gary Allen Denton
Patented Case
View Patent ↗
Granted: Sep 14, 2004
Filed: Jun 11, 2002
Inventors
Stanley Coy Tungate, Jr.
Cary Patterson Ravitz
Thomas George Twardeck
Albert Mann Carter, Jr.
Gary Allen Denton
Assignee (at issue)
Lexmark International, 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.