Granted Patent
Utility
US 6,237,025 · App. 08/994,848
Multimedia collaboration system
Inventors:
Lester F. Ludwig, J. Chris Lauwers, Keith A. Lantz, Gerald J. Burnett, Emmett R. Burns
Patented Case
View Patent ↗
Granted: May 22, 2001
Filed: Dec 19, 1997
Inventors
Lester F. Ludwig
J. Chris Lauwers
Keith A. Lantz
Gerald J. Burnett
Emmett R. Burns
Assignee (at issue)
COLLABORATION PROPERTIES, 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.