Granted Patent
Utility
US 4,335,723 · App. 05/929,948
Catheter having inflatable retention means
Inventor:
Bhupendra C. Patel
Patented Case
View Patent ↗
Granted: Jun 22, 1982
Filed: Jul 31, 1978
Inventor
Bhupendra C. Patel
Assignee (at issue)
The Kendall Company LP
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.