IP Library › Granted Patent US 6,507,870
Granted Patent Utility
US 6,507,870 · App. 09/454,107

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Inventors: Larry J. Yokell, Lawrence Canavan
Patented Case View Patent ↗
Granted: Jan 14, 2003 Filed: Dec 3, 1999
Inventors
Larry J. Yokell
Lawrence Canavan
Assignee (at issue)
Qwest Communications International Inc.

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Quick Facts
Patent No.
US 6,507,870
App. No.
09/454,107
Filed
1999-12-03
Granted
2003-01-14
Kind
B1