IP Library › Granted Patent US 6,608,522
Granted Patent Utility
US 6,608,522 · Confirmation No. 2283

DC-TO-DC CONVERTER PROVIDING STABLE OPERATION

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 Code Description Pages PDF
2016-04-07 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2016-04-07 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2016-04-07 MFEE.C.AD Maintenance Fee Address Change 2 View
2016-04-07 N417 Electronic Filing System Acknowledgment Receipt 2 View
2015-12-08 PA.. Power of Attorney 1 View
2015-12-08 R3.73 Assignee showing of ownership per 37 CFR 3.73 3 View
2015-12-08 R3.73 Assignee showing of ownership per 37 CFR 3.73 3 View
2015-12-08 N417 Electronic Filing System Acknowledgment Receipt 2 View
2011-03-10 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2002-04-05 TRNA Transmittal of New Application 2 View
2002-04-05 SPEC Specification 8 View
2002-04-05 CLM Claims 4 View
2002-04-05 ABST Abstract 1 View
2002-04-05 DRW Drawings-only black and white line drawings 3 View
2002-04-05 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,608,522
App. No.
10/117,320
Filed
2002-04-05
Granted
2003-08-19
Examiner
VU, BAO Q
Art Unit
2838
PTA
-103 days