IP Library › Granted Patent US 6,798,568
Granted Patent Utility
US 6,798,568 · Confirmation No. 5672

POLARIZATION INDEPENDENT SEMICONDUCTOR OPTICAL AMPLIFIER

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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
2006-07-06 COCOUT Certificate of Correction - Post Issue Communication 1 View
2006-04-11 COCIN Request for Certificate of Correction 3 View
2004-12-16 C.AD Change of Address 1 View
2004-08-23 IFEE Issue Fee Payment (PTO-85B) 4 View
2004-07-12 NOA Notice of Allowance and Fees Due (PTOL-85) 3 View
2004-07-12 NOA Notice of Allowance and Fees Due (PTOL-85) 1 View
2004-07-12 IIFW Issue Information including classification, examiner, name, claim, renumbering, etc. 1 View
2004-07-12 FWCLM Index of Claims 1 View
2004-07-12 SRFW Search information including classification, databases and other search related notes 1 View
2004-05-04 A... Amendment/Request for Reconsideration-After Non-Final Rejection 1 View
2004-05-04 CLM Claims 4 View
2004-05-04 REM Applicant Arguments/Remarks Made in an Amendment 3 View
2004-05-04 XT/ Extension of Time 2 View
2004-05-04 LET. Miscellaneous Incoming Letter 3 View
2004-05-04 WFEE Fee Worksheet (SB06) 1 View
2003-10-31 CTNF Non-Final Rejection 7 View
2003-10-31 892 List of references cited by examiner 1 View
2002-04-29 TRNA Transmittal of New Application 5 View
2002-04-29 SPEC Specification 16 View
2002-04-29 CLM Claims 6 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 4 View
2002-04-29 LET. Miscellaneous Incoming Letter 1 View
2002-04-29 IIFW Issue Information including classification, examiner, name, claim, renumbering, etc. 1 View
2002-04-29 SRFW Search information including classification, databases and other search related notes 1 View
2002-04-29 FWCLM Index of Claims 1 View
2002-04-29 TRNA Transmittal of New Application 6 View
2002-04-29 DRW Drawings-only black and white line drawings 3 View
2002-04-29 SPEC Specification 16 View
2002-04-29 CLM Claims 6 View
2002-04-29 ABST Abstract 1 View
2002-04-29 OATH Oath or Declaration filed 4 View
2002-04-29 WFEE Fee Worksheet (SB06) 1 View
2002-04-29 WFEE Fee Worksheet (SB06) 1 View
2002-04-29 WCLM Claims Worksheet (PTO-2022) 1 View
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Quick Facts
Patent No.
US 6,798,568
App. No.
10/134,412
Filed
2002-04-29
Granted
2004-09-28
Art Unit
3663
PTA
-94 days