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App. No. 09/887,737 · Confirmation No. 7495

OPTICAL WAVELENGTH STABILIZATION CIRCUIT, OPTICAL TRANSMITTER AND OPTICAL TRANSMISSION SYSTEM

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗ View Publication ↗
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2014-12-03 OATH Oath or Declaration filed 7 View
2004-01-08 NFEE Notice of Additional Fee Due 1 View
2003-12-05 LET. Miscellaneous Incoming Letter 2 View
2003-12-05 DRW Drawings-only black and white line drawings 5 View
2003-12-05 IFEE Issue Fee Payment (PTO-85B) 1 View
2001-06-22 TRNA Transmittal of New Application 4 View
2001-06-22 SPEC Specification 20 View
2001-06-22 CLM Claims 4 View
2001-06-22 ABST Abstract 1 View
2001-06-22 DRW Drawings-only black and white line drawings 5 View
2001-06-22 OATH Oath or Declaration filed 4 View
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Quick Facts
App. No.
09/887,737
Filed
2001-06-22
Granted
2004-02-17
Pub. No.
US20020136249A1
Art Unit
2828
PTA
-124 days