IP Library › Granted Patent US 6,720,531
Granted Patent Utility
US 6,720,531 · Confirmation No. 5637

LIGHT SCATTERING PROCESS CHAMBER WALLS

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2007-06-11 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2005-12-08 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2004-01-22 IFEE Issue Fee Payment (PTO-85B) 2 View
2002-12-11 TRNA Transmittal of New Application 3 View
2002-12-11 SPEC Specification 9 View
2002-12-11 CLM Claims 2 View
2002-12-11 ABST Abstract 1 View
2002-12-11 DRW Drawings-only black and white line drawings 1 View
2002-12-11 OATH Oath or Declaration filed 7 View
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Quick Facts
Patent No.
US 6,720,531
App. No.
10/317,267
Filed
2002-12-11
Granted
2004-04-13
Art Unit
3742
PTA
-1 days