Granted Patent
Utility
US 6,349,797 · App. 09/468,504
Information distribution system for use in an elevator
Inventors:
Todd A. Newville, Shawn Duarte
Patented Case
View Patent ↗
Granted: Feb 26, 2002
Filed: Dec 21, 1999
Inventors
Todd A. Newville
Shawn Duarte
Assignee (at issue)
Captivate Network, 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.