IP Library › Granted Patent US 6,826,158
Granted Patent Utility
US 6,826,158 · Confirmation No. 8009

BROADBAND TREE-CONFIGURED RING FOR METROPOLITAN AREA NETWORKS

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2017-11-01 OATH Oath or Declaration filed 45 View
2012-05-08 PETDEC Petition Decision 1 View
2012-05-08 WFEE Fee Worksheet (SB06) 1 View
2012-04-06 PET.OP Petition for review by the Office of Petitions 2 View
2011-06-14 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2011-06-03 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2009-11-19 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2009-11-19 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2004-10-22 IFEE Issue Fee Payment (PTO-85B) 1 View
2001-06-18 DRW Drawings-only black and white line drawings 19 View
2001-03-01 TRNA Transmittal of New Application 1 View
2001-03-01 SPEC Specification 45 View
2001-03-01 CLM Claims 5 View
2001-03-01 ABST Abstract 1 View
2001-03-01 DRW Drawings-only black and white line drawings 19 View
2001-03-01 OATH Oath or Declaration filed 8 View
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Quick Facts
Patent No.
US 6,826,158
App. No.
09/796,825
Filed
2001-03-01
Granted
2004-11-30
Pub. No.
US20020009092A1
Examiner
LY, ANH VU H
Art Unit
2667
PTA
0 days