Granted Patent
Utility
US 4,438,973 · App. 06/290,068
Swivel chair with brake
Inventor:
Larry P. LaPointe
Patented Case
View Patent ↗
Granted: Mar 27, 1984
Filed: Aug 4, 1981
Inventor
Larry P. LaPointe
Assignee (at issue)
La-Z-Boy Chair Co.
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.