Granted Patent
Utility
US 6,322,147 · App. 08/550,955
Utility chair
Inventor:
Roger K. Leib
Patented Case
View Patent ↗
Granted: Nov 27, 2001
Filed: Oct 31, 1995
Inventor
Roger K. Leib
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.