Granted Patent
Utility
US 4,705,502 · App. 06/948,186
Suprapubic catheter with dual balloons
Inventor:
Bhupendra C. Patel
Patented Case
View Patent ↗
Granted: Nov 10, 1987
Filed: Dec 31, 1986
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.