Granted Patent
Utility
US 4,950,245 · App. 07/216,512
Multiple fluid cartridge and pump
Inventors:
Eric W. Brown, Charles M. Kienholz, Steve Busak
Patented Case
View Patent ↗
Granted: Aug 21, 1990
Filed: Jul 8, 1988
Inventors
Eric W. Brown
Charles M. Kienholz
Steve Busak
Assignee (at issue)
I-Flow 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.