IP Library Patent Application 10072074
Patent Application Utility
App. No. 10/072,074 · Confirmation No. 9454

DUAL INPUT AC AND DC POWER SUPPLY HAVING A PROGRAMMABLE DC OUTPUT UTILIZING A SECONDARY BUCK CONVERTER

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗ View Publication ↗
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Code Description Pages PDF
2009-06-25 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2009-06-25 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2009-06-22 PA.. Power of Attorney 1 View
2009-06-22 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2009-06-22 N417 Electronic Filing System Acknowledgment Receipt 2 View
2008-02-25 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2007-10-19 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2004-01-06 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-04-01 TRNA Transmittal of New Application 2 View
2002-04-01 DRW Drawings-only black and white line drawings 5 View
2002-02-08 TRNA Transmittal of New Application 1 View
2002-02-08 SPEC Specification 13 View
2002-02-08 CLM Claims 6 View
2002-02-08 ABST Abstract 1 View
2002-02-08 DRW Drawings-only black and white line drawings 4 View
2002-02-08 OATH Oath or Declaration filed 1 View
2002-02-08 LET. Miscellaneous Incoming Letter 1 View
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Quick Facts
App. No.
10/072,074
Filed
2002-02-08
Granted
2004-03-02
Pub. No.
US20030151936A1
Art Unit
2838
PTA
0 days