IP Library › Granted Patent US 6,608,956
Granted Patent Utility
US 6,608,956 · Confirmation No. 9091

DUAL-CLAD POLARIZATION-PRESERVING OPTICAL FIBER

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2019-09-12 PETDEC Petition Decision 2 View
2019-02-05 SES.LOSS Notification of loss of entitlement to small entity status 2 View
2019-02-05 N417 Electronic Filing System Acknowledgment Receipt 2 View
2019-02-05 PET.OP Petition for review by the Office of Petitions 3 View
2019-02-04 SES.LOSS.ELC Notification of loss of entitlement to small entity status via Patent Application Information Retrieval (PAIR) 1 View
2005-03-10 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2001-08-03 TRNA Transmittal of New Application 2 View
2001-08-03 ADS Application Data Sheet 1 View
2001-08-03 SPEC Specification 7 View
2001-08-03 CLM Claims 3 View
2001-08-03 ABST Abstract 1 View
2001-08-03 DRW Drawings-only black and white line drawings 1 View
2001-08-03 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,608,956
App. No.
09/923,230
Filed
2001-08-03
Granted
2003-08-19
Pub. No.
US20020126972A1
Art Unit
2872
PTA
-6 days