Granted Patent
Utility
US 4,880,414 · App. 07/140,026
Catheter attachment system
Inventor:
Gary Whipple
Patented Case
View Patent ↗
Granted: Nov 14, 1989
Filed: Dec 31, 1987
Inventor
Gary Whipple
Assignee (at issue)
Pharmacia Nu Tech
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.