Granted Patent
Utility
US 6,310,941 · App. 09/130,400
Method and apparatus for facilitating tiered collaboration
Inventors:
Paul D. Crutcher, Jeffrey B. Sponaugle, Al J. Simon, Jason L. Cassezza, Mojtaba Mirashrafi, Kenneth L. Keeler, Ajit Pendse
Patented Case
View Patent ↗
Granted: Oct 30, 2001
Filed: Aug 6, 1998
Inventors
Paul D. Crutcher
Jeffrey B. Sponaugle
Al J. Simon
Jason L. Cassezza
Mojtaba Mirashrafi
Kenneth L. Keeler
Ajit Pendse
Assignee (at issue)
ITXC, 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.