Granted Patent
Utility
US 4,529,246 · App. 06/248,852
Patient chair
Inventor:
Roger K. Leib
Patented Case
View Patent ↗
Granted: Jul 16, 1985
Filed: Mar 30, 1981
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.