IP Library › Granted Patent US 6,543,887
Granted Patent Utility
US 6,543,887 · Confirmation No. 6796

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2012-10-04 C.AD Change of Address 2 View
2012-10-04 N417 Electronic Filing System Acknowledgment Receipt 2 View
2011-02-25 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2011-02-25 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2011-02-15 PA.. Power of Attorney 3 View
2011-02-15 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2011-02-15 N417 Electronic Filing System Acknowledgment Receipt 2 View
2010-04-07 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2010-04-07 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2010-03-29 PA.. Power of Attorney 2 View
2010-03-29 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2010-03-29 C.AD Change of Address 1 View
2010-03-29 N417 Electronic Filing System Acknowledgment Receipt 2 View
2001-12-04 TRNA Transmittal of New Application 2 View
2001-12-04 SPEC Specification 12 View
2001-12-04 CLM Claims 3 View
2001-12-04 ABST Abstract 1 View
2001-12-04 DRW Drawings-only black and white line drawings 8 View
2001-12-04 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,543,887
App. No.
10/004,639
Filed
2001-12-04
Granted
2003-04-08
Pub. No.
US20030030708A1
Examiner
VO, ANH T N
Art Unit
2861
PTA
0 days