Granted Patent
Utility
US 4,561,830 · App. 06/655,758
Linear peristaltic pump
Inventor:
John Paul Bradley
Patented Case
View Patent ↗
Granted: Dec 31, 1985
Filed: Oct 1, 1984
Inventor
John Paul Bradley
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.