Granted Patent
Utility
US 4,397,945 · App. 06/272,226
Test method and apparatus for the presence of microorganism in syringe
Inventor:
Jean Lemonnier
Patented Case
View Patent ↗
Granted: Aug 9, 1983
Filed: Jun 10, 1981
Inventor
Jean Lemonnier
Assignee (at issue)
Millipore 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.