IP Library › Granted Patent US 6,657,773
Granted Patent Utility
US 6,657,773 · Confirmation No. 3801

WAVELENGTH SELECTOR AND CONVERTER AND A PHOTONIC SWITCHING MATRIX INCORPORATING IT

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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
2003-09-30 IFEE Issue Fee Payment (PTO-85B) 1 View
2001-09-14 TRNA Transmittal of New Application 1 View
2001-09-14 SPEC Specification 6 View
2001-09-14 CLM Claims 2 View
2001-09-14 ABST Abstract 1 View
2001-09-14 DRW Drawings-only black and white line drawings 3 View
2001-09-14 OATH Oath or Declaration filed 4 View
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Quick Facts
Patent No.
US 6,657,773
App. No.
09/951,719
Filed
2001-09-14
Granted
2003-12-02
Pub. No.
US20020033994A1
Examiner
LEE, JOHN D
Art Unit
2874
PTA
0 days