IP Library Granted Patent US 6,701,256
Granted Patent Utility
US 6,701,256 · Confirmation No. 1382

EXHAUST OPACITY MEASURING DEVICE

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Code Description Pages PDF
2014-01-08 OATH Oath or Declaration filed 15 View
2008-07-16 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2003-12-17 IFEE Issue Fee Payment (PTO-85B) 2 View
2002-06-03 TRNA Transmittal of New Application 4 View
2002-06-03 DRW Drawings-only black and white line drawings 9 View
2002-06-03 OATH Oath or Declaration filed 2 View
2002-03-11 TRNA Transmittal of New Application 4 View
2002-03-11 SPEC Specification 29 View
2002-03-11 CLM Claims 9 View
2002-03-11 ABST Abstract 1 View
2002-03-11 DRW Drawings-only black and white line drawings 9 View
2002-03-11 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,701,256
App. No.
10/093,714
Filed
2002-03-11
Granted
2004-03-02
Pub. No.
US20030225532A1
Art Unit
2857
PTA
-90 days