Granted Patent
Utility
US 5,755,488 · App. 08/813,806
Chair with adjustable seat
Inventors:
Gregory S. Beda, Daniel P. Beemer, Diane Ellis, Michelle R. Johnson, Charles P. Roossien, James P. Steffens
Patented Case
View Patent ↗
Granted: May 26, 1998
Filed: Mar 6, 1997
Inventors
Gregory S. Beda
Daniel P. Beemer
Diane Ellis
Michelle R. Johnson
Charles P. Roossien
James P. Steffens
Assignee (at issue)
Steelcase 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.