Granted Patent
Utility
US 4,863,215 · App. 07/277,711
Action furniture mechanism
Inventor:
Michael Andrew Crum
Patented Case
View Patent ↗
Granted: Sep 5, 1989
Filed: Nov 30, 1988
Inventor
Michael Andrew Crum
Assignee (at issue)
LEGGETT & PLATT, 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.