Granted Patent
Utility
US 6,196,671 · App. 09/467,474
Ink-jet cartridge for an ink jet printer having air ingestion control
Inventors:
David P. Breemes, Sr., Raymond P. Mileski
Patented Case
View Patent ↗
Granted: Mar 6, 2001
Filed: Dec 20, 1999
Inventors
David P. Breemes, Sr.
Raymond P. Mileski
Assignee (at issue)
Xerox Corporation
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.