IP Library › Granted Patent US 6,771,420
Granted Patent Utility
US 6,771,420 · Confirmation No. 7473

OPTICAL DEVICE WITH BARRIER LAYER, OPTICAL SYSTEM, AND PROJECTOR APPARATUS

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2004-05-17 IFEE Issue Fee Payment (PTO-85B) 2 View
2004-03-26 NOA Notice of Allowance and Fees Due (PTOL-85) 7 View
2004-03-26 1449 List of References cited by applicant and considered by examiner 1 View
2004-03-26 892 List of references cited by examiner 1 View
2004-03-26 FOR Foreign Reference 8 View
2004-03-26 IIFW Issue Information including classification, examiner, name, claim, renumbering, etc. 1 View
2004-03-26 SRFW Search information including classification, databases and other search related notes 1 View
2004-03-26 FWCLM Index of Claims 1 View
2004-02-19 SRNT Examiner's search strategy and results 1 View
2003-03-03 IDS Information Disclosure Statement (IDS) Form (SB08) 2 View
2003-03-03 FOR Foreign Reference 7 View
2003-03-03 FOR Foreign Reference 8 View
2002-12-26 TRNA Transmittal of New Application 3 View
2002-12-26 ADS Application Data Sheet 3 View
2002-12-26 A.PE Preliminary Amendment 4 View
2002-12-26 SPEC Specification 16 View
2002-12-26 CLM Claims 1 View
2002-12-26 ABST Abstract 1 View
2002-12-26 DRW Drawings-only black and white line drawings 7 View
2002-12-26 OATH Oath or Declaration filed 4 View
2002-12-26 WFEE Fee Worksheet (SB06) 1 View
2002-12-26 WFEE Fee Worksheet (SB06) 1 View
2002-12-26 FRPR Certified Copy of Foreign Priority Application 31 View
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Quick Facts
Patent No.
US 6,771,420
App. No.
10/327,930
Filed
2002-12-26
Granted
2004-08-03
Pub. No.
US20030137738A1
Art Unit
2872
PTA
0 days