Granted Patent
Utility
US 5,243,365 · App. 07/911,686
Positively purged print cartridge
Inventors:
Orrin D. Christy, David J. Holler, deceased
Patented Case
View Patent ↗
Granted: Sep 7, 1993
Filed: Jul 13, 1992
Inventors
Orrin D. Christy
David J. Holler, deceased
Assignee (at issue)
Moore Business Forms, 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.