Granted Patent
Utility
US 5,443,440 · App. 08/076,575
Medical pumping apparatus
Inventors:
David M. Tumey, Robert L. Cartmell, Timothy J. Riazzi, Abdou F. DeBan, David B. McQuain
Patented Case
View Patent ↗
Granted: Aug 22, 1995
Filed: Jun 11, 1993
Inventors
David M. Tumey
Robert L. Cartmell
Timothy J. Riazzi
Abdou F. DeBan
David B. McQuain
Assignee (at issue)
NDM Acquisition Corp.
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.