Granted Patent
Utility
US 6,407,997 · App. 09/129,248
Asynchronous transfer mode system for providing telephony service
Inventors:
Frank Anthony DeNap, Harold W. Johnson, Bryan Lee Gorman, William Lee Edwards, Michael Thomas Swink, Timothy Gene Kelley, James William Baumgart, Martin Joseph Kaplan, Abdullah Murat Bog, John Arndt Strand, III
Patented Case
View Patent ↗
Granted: Jun 18, 2002
Filed: Aug 5, 1998
Inventors
Frank Anthony DeNap
Harold W. Johnson
Bryan Lee Gorman
William Lee Edwards
Michael Thomas Swink
Timothy Gene Kelley
James William Baumgart
Martin Joseph Kaplan
Abdullah Murat Bog
John Arndt Strand, III
Assignee (at issue)
SPRINT COMMUNICATIONS COMPANY, L.P.
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.