IP Library › Granted Patent US 6,515,536
Granted Patent Utility
US 6,515,536 · Confirmation No. 3186

DIFFERENTIAL CHARGE PUMP WITH LOW VOLTAGE COMMON MODE FEEDBACK CIRCUIT

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2019-07-24 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2019-07-24 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2019-07-19 PA.. Power of Attorney 3 View
2019-07-19 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2019-07-19 C.AD Change of Address 2 View
2019-07-19 N417 Electronic Filing System Acknowledgment Receipt 2 View
2019-07-19 MFEE.C.AD Maintenance Fee Address Change 2 View
2001-06-14 TRNA Transmittal of New Application 3 View
2001-06-14 A.PE Preliminary Amendment 3 View
2001-06-14 SPEC Specification 13 View
2001-06-14 CLM Claims 8 View
2001-06-14 ABST Abstract 1 View
2001-06-14 DRW Drawings-only black and white line drawings 5 View
2001-06-14 OATH Oath or Declaration filed 4 View
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Quick Facts
Patent No.
US 6,515,536
App. No.
09/882,637
Filed
2001-06-14
Granted
2003-02-04
Pub. No.
US20010030572A1
Art Unit
2816
PTA
-115 days