IP Library Granted Patent US 5,281,238
Granted Patent Utility
US 5,281,238 · App. 08/025,912

Endoscopic ligation instrument

Inventors: Albert K. Chin, Frank T. Watkins, III
Patented Case View Patent ↗
Granted: Jan 25, 1994 Filed: Mar 3, 1993
Inventors
Albert K. Chin
Frank T. Watkins, III

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.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 5,281,238
App. No.
08/025,912
Filed
1993-03-03
Granted
1994-01-25
Kind
A