IP Library › Granted Patent US 6,638,840
Granted Patent Utility
US 6,638,840 · Confirmation No. 6225

ELECTRODE FOR ELECTROPLATING PLANAR STRUCTURES

Inventor: Kuo-Hui Wan
Patented Case View Patent ↗
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 Code Description Pages PDF
2013-07-16 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2013-07-16 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2013-05-31 PA.. Power of Attorney 1 View
2013-05-31 N417 Electronic Filing System Acknowledgment Receipt 2 View
2013-05-31 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2011-03-21 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2011-03-21 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2011-03-14 PA.. Power of Attorney 1 View
2011-03-14 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2011-03-14 N417 Electronic Filing System Acknowledgment Receipt 2 View
2011-03-14 TRAN.LET Transmittal Letter 1 View
2011-03-14 LET. Miscellaneous Incoming Letter 1 View
2001-08-20 TRNA Transmittal of New Application 2 View
2001-08-20 SPEC Specification 11 View
2001-08-20 CLM Claims 7 View
2001-08-20 ABST Abstract 1 View
2001-08-20 DRW Drawings-only black and white line drawings 5 View
2001-08-20 OATH Oath or Declaration filed 1 View
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Quick Facts
Patent No.
US 6,638,840
App. No.
09/932,729
Filed
2001-08-20
Granted
2003-10-28
Examiner
DANG, PHUC T
Art Unit
2818
PTA
-5 days