IP Library Patent Application 10110378
Patent Application Utility PCT National Stage
App. No. 10/110,378 · Confirmation No. 6238

SEMICONDUCTOR OPTICAL AMPLIFIER

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗ View Publication ↗
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2014-05-05 OATH Oath or Declaration filed 7 View
2004-04-16 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-04-11 TRNA Transmittal of New Application 2 View
2002-04-11 A.PE Preliminary Amendment 4 View
2002-04-11 SPEC Specification 10 View
2002-04-11 CLM Claims 2 View
2002-04-11 ABST Abstract 1 View
2002-04-11 DRW Drawings-only black and white line drawings 2 View
2002-04-11 OATH Oath or Declaration filed 2 View
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Quick Facts
App. No.
10/110,378
Filed
2002-04-11
Granted
2004-06-15
Pub. No.
US20020154391A1
Art Unit
3663
PTA
-63 days