Granted Patent
Utility
US 6,726,686 · App. 10/113,745
Bipolar electrosurgical instrument for sealing vessels
Inventors:
Steven P. Buysse, Dale Schmaltz, Gary M. Couture, Lap P. Nguyen, Kristin D. Johnson
Patented Case
View Patent ↗
Granted: Apr 27, 2004
Filed: Apr 1, 2002
Inventors
Steven P. Buysse
Dale Schmaltz
Gary M. Couture
Lap P. Nguyen
Kristin D. Johnson
Assignee (at issue)
SHERWOOD SERVICES AG
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.