IP Library Patent Application 10134845
Patent Application Utility
App. No. 10/134,845 · Confirmation No. 6130

SEMICONDUCTOR OPTICAL AMPLIFIERS WITH BROADENED GAIN SPECTRUM

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗
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2011-03-14 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2003-10-06 IFEE Issue Fee Payment (PTO-85B) 4 View
2003-10-06 LET. Miscellaneous Incoming Letter 1 View
2002-04-29 TRNA Transmittal of New Application 5 View
2002-04-29 SPEC Specification 17 View
2002-04-29 CLM Claims 8 View
2002-04-29 ABST Abstract 1 View
2002-04-29 DRW Drawings-only black and white line drawings 3 View
2002-04-29 OATH Oath or Declaration filed 5 View
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Quick Facts
App. No.
10/134,845
Filed
2002-04-29
Granted
2003-12-30
Art Unit
3663
PTA
-86 days