Granted Patent
Utility
US 5,840,049 · App. 08/524,606
Medical pumping apparatus
Inventors:
David M. Tumey, Robert L. Cartmell
Patented Case
View Patent ↗
Granted: Nov 24, 1998
Filed: Sep 7, 1995
Inventors
David M. Tumey
Robert L. Cartmell
Assignee (at issue)
Kinetic Concepts, 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.