IP Library Granted Patent US 6,631,575
Granted Patent Utility
US 6,631,575 · Confirmation No. 3991

LED AND LIGHT DIFFUSER FOR A LIGHTED SIGN

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Code Description Pages PDF
2009-05-15 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2009-05-15 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2006-11-27 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2003-08-08 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-01-07 TRNA Transmittal of New Application 3 View
2002-01-07 DRW Drawings-only black and white line drawings 11 View
2001-08-10 TRNA Transmittal of New Application 3 View
2001-08-10 SPEC Specification 29 View
2001-08-10 CLM Claims 4 View
2001-08-10 ABST Abstract 3 View
2001-08-10 DRW Drawings-only black and white line drawings 11 View
2001-08-10 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,631,575
App. No.
09/927,149
Filed
2001-08-10
Granted
2003-10-14
Art Unit
3611
PTA
-101 days