IP Library › Granted Patent US 6,771,908
Granted Patent Utility
US 6,771,908 · Confirmation No. 5135

FAST PROTECTION SWITCHING BY SNOOPING ON DOWNSTREAM SIGNALS IN AN OPTICAL NETWORK

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2005-01-19 COCOUT Certificate of Correction - Post Issue Communication 1 View
2004-06-21 IFEE Issue Fee Payment (PTO-85B) 1 View
2004-04-19 LET. Miscellaneous Incoming Letter 1 View
2004-04-19 DRW Drawings-only black and white line drawings 12 View
2001-06-25 DRW Drawings-only black and white line drawings 12 View
2001-02-12 TRNA Transmittal of New Application 1 View
2001-02-12 SPEC Specification 24 View
2001-02-12 CLM Claims 2 View
2001-02-12 ABST Abstract 1 View
2001-02-12 DRW Drawings-only black and white line drawings 13 View
2001-02-12 OATH Oath or Declaration filed 7 View
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Quick Facts
Patent No.
US 6,771,908
App. No.
09/781,863
Filed
2001-02-12
Granted
2004-08-03
Pub. No.
US20020109875A1
Examiner
CHAN, ALEX H
Art Unit
2633
PTA
-107 days