Granted Patent
Utility
US 6,741,829 · App. 10/413,192
Multi-function cleaner blade assembly
Inventors:
Tom E Stickler, David Clay Blaine, David Francis Carter, Frank J. Palumbo, Matthew Lee Rogers
Patented Case
View Patent ↗
Granted: May 25, 2004
Filed: Apr 14, 2003
Inventors
Tom E Stickler
David Clay Blaine
David Francis Carter
Frank J. Palumbo
Matthew Lee Rogers
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.