Granted Patent
Utility
US 6,520,461 · App. 09/942,889
Leg support
Inventor:
Thomas Graham
Patented Case
View Patent ↗
Granted: Feb 18, 2003
Filed: Aug 30, 2001
Inventor
Thomas Graham
Assignee (at issue)
COMPONENT HARDWARE GROUP, 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.