Granted Patent
Utility
US 5,263,295 · App. 07/844,249
Suspended security ceiling system
Inventors:
Ralph H. Laird, Richard Kuchler, Lester G. Peterson, William D. Benning
Patented Case
View Patent ↗
Granted: Nov 23, 1993
Filed: Mar 2, 1992
Inventors
Ralph H. Laird
Richard Kuchler
Lester G. Peterson
William D. Benning
Assignee (at issue)
Wildeck, 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.