Granted Patent
Utility
US 6,659,998 · App. 09/948,224
Mappable foot controller for microsurgical system
Inventors:
Greg L. DeHoogh, Paul J. Essex, Donn D. Lobdell, Roger Thomas, Kirk W. Todd
Patented Case
View Patent ↗
Granted: Dec 9, 2003
Filed: Sep 6, 2001
Inventors
Greg L. DeHoogh
Paul J. Essex
Donn D. Lobdell
Roger Thomas
Kirk W. Todd
Assignee (at issue)
ALCON UNIVERSAL LTD.
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.