Granted Patent
Utility
US 5,350,284 · App. 08/060,032
Peristaltic pump
Inventor:
Werner Wehling
Patented Case
View Patent ↗
Granted: Sep 27, 1994
Filed: May 10, 1993
Inventor
Werner Wehling
Assignee (at issue)
ALLWEILER GMBH
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.