IP Library › Granted Patent US 6,407,532
Granted Patent Utility
US 6,407,532 · Confirmation No. 9235

METHOD AND APPARATUS FOR MEASURING BATTERY CHARGE AND DISCHARGE CURRENT

Inventor: Antti Ruha
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2021-02-23 C.AD Change of Address 1 View
2021-02-23 N417 Electronic Filing System Acknowledgment Receipt 2 View
2011-05-18 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2011-05-18 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2011-05-10 PA.. Power of Attorney 2 View
2011-05-10 N417 Electronic Filing System Acknowledgment Receipt 2 View
2011-05-10 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2011-03-04 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2001-01-29 TRNA Transmittal of New Application 3 View
2001-01-29 SPEC Specification 7 View
2001-01-29 CLM Claims 4 View
2001-01-29 ABST Abstract 1 View
2001-01-29 DRW Drawings-only black and white line drawings 2 View
2001-01-29 OATH Oath or Declaration filed 2 View
2001-01-29 TRNA Transmittal of New Application 3 View
2001-01-29 SPEC Specification 7 View
2001-01-29 CLM Claims 4 View
2001-01-29 ABST Abstract 1 View
2001-01-29 DRW Drawings-only black and white line drawings 2 View
2001-01-29 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,407,532
App. No.
09/772,249
Filed
2001-01-29
Granted
2002-06-18
Art Unit
2838
PTA
-57 days