Granted Patent
Utility
US 4,854,836 · App. 06/830,693
Collapsible conduit for linear peristaltic pump and method of making the same
Inventor:
Alexander S. Borsanyi
Patented Case
View Patent ↗
Granted: Aug 8, 1989
Filed: Feb 18, 1986
Inventor
Alexander S. Borsanyi
Assignee (at issue)
Baxter International 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.