IP Library › Granted Patent US 6,646,147
Granted Patent Utility
US 6,646,147 · Confirmation No. 5071

PROCESS FOR THE DISSOLUTION OF COPPER METAL

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2022-02-23 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2022-02-23 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2022-02-20 PA.. Power of Attorney 1 View
2022-02-20 C.AD Change of Address 2 View
2022-02-20 N417 Electronic Filing System Acknowledgment Receipt 2 View
2022-02-20 R3.73 Assignee showing of ownership per 37 CFR 3.73 3 View
2011-06-20 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2011-06-20 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2011-06-06 PA.. Power of Attorney 2 View
2011-06-06 N417 Electronic Filing System Acknowledgment Receipt 2 View
2010-03-09 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2010-03-09 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2010-03-01 PA.. Power of Attorney 1 View
2010-03-01 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2010-03-01 N417 Electronic Filing System Acknowledgment Receipt 2 View
2010-03-01 TRAN.LET Transmittal Letter 1 View
2003-08-20 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-08-20 C.AD Change of Address 1 View
2002-02-14 TRNA Transmittal of New Application 1 View
2002-02-14 SPEC Specification 13 View
2002-02-14 CLM Claims 2 View
2002-02-14 ABST Abstract 1 View
2002-02-14 DRW Drawings-only black and white line drawings 6 View
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Quick Facts
Patent No.
US 6,646,147
App. No.
10/074,251
Filed
2002-02-14
Granted
2003-11-11
Pub. No.
US20030162986A1
Art Unit
1621
PTA
0 days