Granted Patent
Utility
US 6,041,357 · App. 08/796,260
Common session token system and protocol
Inventors:
Kevin Kunzelman, Sterling Hutto
Patented Case
View Patent ↗
Granted: Mar 21, 2000
Filed: Feb 6, 1997
Inventors
Kevin Kunzelman
Sterling Hutto
Assignee (at issue)
Electric Classified, 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.