Granted Patent
Utility
US 6,775,498 · App. 10/324,334
Multi-function cleaner blade assembly
Inventors:
Frank J. Palumbo, Tom E Stickler, David Clay Blaine, David Francis Carter, Matthew Lee Rogers
Patented Case
View Patent ↗
Granted: Aug 10, 2004
Filed: Dec 19, 2002
Inventors
Frank J. Palumbo
Tom E Stickler
David Clay Blaine
David Francis Carter
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.