Granted Patent
Utility
US 6,301,456 · App. 09/668,264
Method and apparatus for inserting a cartridge into an image forming apparatus
Inventors:
Paul Douglas Horrall, Franklin Joseph Palumbo, Gregory Lawrence Ream
Patented Case
View Patent ↗
Granted: Oct 9, 2001
Filed: Sep 22, 2000
Inventors
Paul Douglas Horrall
Franklin Joseph Palumbo
Gregory Lawrence Ream
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.