Granted Patent
Utility
US 5,312,423 · App. 07/955,353
Apparatus and method for laparaoscopic ligation
Inventors:
Robert F. Rosenbluth, Rodney Brenneman
Patented Case
View Patent ↗
Granted: May 17, 1994
Filed: Oct 1, 1992
Inventors
Robert F. Rosenbluth
Rodney Brenneman
Assignee (at issue)
Advanced Surgical Intervention, Inc.
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.