IP Library › Granted Patent US 6,550,991
Granted Patent Utility
US 6,550,991 · Confirmation No. 6004

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 Code Description Pages PDF
2008-10-28 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2008-10-28 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2008-10-21 LET. Miscellaneous Incoming Letter 1 View
2008-10-21 PA.. Power of Attorney 1 View
2008-10-21 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2008-10-21 N417 Electronic Filing System Acknowledgment Receipt 2 View
2006-10-18 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2006-05-31 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2001-07-13 DRW Drawings-only black and white line drawings 3 View
2001-03-22 TRNA Transmittal of New Application 2 View
2001-03-22 SPEC Specification 19 View
2001-03-22 CLM Claims 12 View
2001-03-22 ABST Abstract 1 View
2001-03-22 DRW Drawings-only black and white line drawings 3 View
2001-03-22 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,550,991
App. No.
09/814,455
Filed
2001-03-22
Granted
2003-04-22
Pub. No.
US20020136579A1
Art Unit
2854
PTA
-6 days