Granted Patent
Utility
US 5,545,140 · App. 08/270,393
Syringe plunger driver
Inventors:
Ronald Conero, Stephen H. O'Leary
Patented Case
View Patent ↗
Granted: Aug 13, 1996
Filed: Jul 5, 1994
Inventors
Ronald Conero
Stephen H. O'Leary
Assignee (at issue)
IVAC 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.