Granted Patent
Utility
US 4,994,908 · App. 07/340,660
Interactive room status/time information system
Inventors:
Curt M. Kuban, Jeffrey C. Ting, Fitzroy E. Williams, Lee R. Johnson, Elizabeth A. Smith, Howard L. Myers
Patented Case
View Patent ↗
Granted: Feb 19, 1991
Filed: Apr 20, 1989
Inventors
Curt M. Kuban
Jeffrey C. Ting
Fitzroy E. Williams
Lee R. Johnson
Elizabeth A. Smith
Howard L. Myers
Assignee (at issue)
Scientific-Atlanta, 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.