Granted Patent
Utility
US 5,356,416 · App. 08/139,585
Combined multiple ligating band dispenser and sclerotherapy needle instrument
Inventors:
Michael S. H. Chu, Yem Chin
Patented Case
View Patent ↗
Granted: Oct 18, 1994
Filed: Oct 19, 1993
Inventors
Michael S. H. Chu
Yem Chin
Assignee (at issue)
Boston Scientific Limited
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.