Granted Patent
Utility
US 6,689,975 · App. 10/025,424
Foot controller including multiple switch arrangement with heel operated, door-type switch actuator
Inventors:
Michael E. Metzler, Merlin Hall
Patented Case
View Patent ↗
Granted: Feb 10, 2004
Filed: Dec 19, 2001
Inventors
Michael E. Metzler
Merlin Hall
Assignee (at issue)
BAUSCH & LOMB INCORPORATED
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.