Granted Patent
Utility
US 6,633,150 · App. 09/847,600
Apparatus and method for improving traction for a mobile robot
Inventors:
Bret Wallach, Harvey Koselka, David Gollaher
Patented Case
View Patent ↗
Granted: Oct 14, 2003
Filed: May 2, 2001
Inventors
Bret Wallach
Harvey Koselka
David Gollaher
Assignee (at issue)
Personal Robotics, 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.