Granted Patent
Utility
US 6,504,921 · App. 09/797,065
Apparatus and method for network-initiated real-time multi-party communications
Inventors:
Paul Kotik, Andrew Egendorf
Patented Case
View Patent ↗
Granted: Jan 7, 2003
Filed: Mar 1, 2001
Inventors
Paul Kotik
Andrew Egendorf
Assignee (at issue)
Pilgrim Telephone, 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.