Granted Patent
Utility
US 5,230,289 · App. 07/708,488
Keyboard support assembly
Inventors:
William R. George, Wade McNary, Chris Tacklind, Rickson Sun
Patented Case
View Patent ↗
Granted: Jul 27, 1993
Filed: May 31, 1991
Inventors
William R. George
Wade McNary
Chris Tacklind
Rickson Sun
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.