Granted Patent
Utility
US 4,595,235 · App. 06/368,521
Patient's defined-motion chair
Inventor:
Roger K. Leib
Patented Case
View Patent ↗
Granted: Jun 17, 1986
Filed: Apr 15, 1982
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.