Granted Patent
Utility
US 5,287,909 · App. 07/988,431
Freestanding privacy screen
Inventors:
Jonathan J. King, Marvin C. Knauf, Bruce A. Preston, John C. Fuhs
Patented Case
View Patent ↗
Granted: Feb 22, 1994
Filed: Dec 9, 1992
Inventors
Jonathan J. King
Marvin C. Knauf
Bruce A. Preston
John C. Fuhs
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.