Granted Patent
Utility
US 5,080,652 · App. 07/492,982
Infusion apparatus
Inventors:
Gregory E. Sancoff, Frederic P. Field
Patented Case
View Patent ↗
Granted: Jan 14, 1992
Filed: Mar 12, 1990
Inventors
Gregory E. Sancoff
Frederic P. Field
Assignee (at issue)
Block Medical, 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.