IP Library › Granted Patent US 6,556,335
Granted Patent Utility
US 6,556,335 · Confirmation No. 7421

OPTICAL SIGNAL PROCESSOR

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2007-05-23 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2001-10-19 TRNA Transmittal of New Application 3 View
2001-10-19 DRW Drawings-only black and white line drawings 6 View
2001-10-19 OATH Oath or Declaration filed 2 View
2001-08-30 TRNA Transmittal of New Application 1 View
2001-08-30 SPEC Specification 37 View
2001-08-30 CLM Claims 10 View
2001-08-30 ABST Abstract 1 View
2001-08-30 DRW Drawings-only black and white line drawings 6 View
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Quick Facts
Patent No.
US 6,556,335
App. No.
09/941,662
Filed
2001-08-30
Granted
2003-04-29
Pub. No.
US20020024707A1
Examiner
TRA, TUYEN Q
Art Unit
2873
PTA
-89 days