IP Library › Granted Patent US 6,812,781
Granted Patent Utility
US 6,812,781 · Confirmation No. 9085

DIFFERENTIAL AMPLIFIER, SEMICONDUCTOR DEVICE, POWER SUPPLY CIRCUIT AND ELECTRONIC EQUIPMENT USING THE SAME

Inventor: Masahiko Tsuchiya
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2004-06-08 IFEE Issue Fee Payment (PTO-85B) 1 View
2004-04-29 CTMS Miscellaneous Action with shortened statutory period (SSP) 2 View
2004-04-29 1449 List of References cited by applicant and considered by examiner 1 View
2004-03-29 NOA Notice of Allowance and Fees Due (PTOL-85) 3 View
2004-03-29 NOA Notice of Allowance and Fees Due (PTOL-85) 1 View
2004-03-29 1449 List of References cited by applicant and considered by examiner 1 View
2004-03-29 IIFW Issue Information including classification, examiner, name, claim, renumbering, etc. 1 View
2004-03-29 SRFW Search information including classification, databases and other search related notes 1 View
2003-12-22 A... Amendment/Request for Reconsideration-After Non-Final Rejection 1 View
2003-12-22 CLM Claims 3 View
2003-12-22 REM Applicant Arguments/Remarks Made in an Amendment 2 View
2003-12-22 XT/ Extension of Time 1 View
2003-09-08 CTNF Non-Final Rejection 7 View
2003-09-08 892 List of references cited by examiner 1 View
2003-09-08 1449 List of References cited by applicant and considered by examiner 2 View
2003-07-29 SA.. Supplemental Response or Supplemental Amendment 1 View
2003-07-29 CLM Claims 3 View
2003-07-29 REM Applicant Arguments/Remarks Made in an Amendment 2 View
2003-07-29 LET. Miscellaneous Incoming Letter 2 View
2003-07-21 EXIN Examiner Interview Summary Record (PTOL - 413) 2 View
2003-06-26 IDS Information Disclosure Statement (IDS) Form (SB08) 3 View
2003-06-26 FOR Foreign Reference 54 View
2003-06-24 AMSB Amendment Submitted/Entered with Filing of Continued Prosecution Application (CPA)/Request for Continued Examination(RCE) 1 View
2003-06-24 CLM Claims 4 View
2003-06-24 REM Applicant Arguments/Remarks Made in an Amendment 4 View
2003-04-01 CTMS Miscellaneous Action with shortened statutory period (SSP) 1 View
2003-03-24 XT/ Extension of Time 1 View
2003-03-24 RCEX Request for Continued Examination (RCE) 1 View
2003-03-24 IDS Information Disclosure Statement (IDS) Form (SB08) 2 View
2003-03-24 FOR Foreign Reference 6 View
2003-03-24 FOR Foreign Reference 26 View
2003-03-24 FOR Foreign Reference 6 View
2003-03-24 FOR Foreign Reference 27 View
2003-03-24 FOR Foreign Reference 22 View
2003-01-03 CTAV Advisory Action (PTOL-303) 3 View
2002-12-27 IDS Information Disclosure Statement (IDS) Form (SB08) 2 View
2002-12-27 APPENDIX Appendix to the specification 1 View
2002-12-27 FOR Foreign Reference 10 View
2002-12-27 FOR Foreign Reference 10 View
2002-12-19 A.NE Response After Final Action 1 View
2002-12-19 REM Applicant Arguments/Remarks Made in an Amendment 6 View
2002-10-30 CTFR Final Rejection 7 View
2002-10-30 892 List of references cited by examiner 1 View
2002-08-26 XT/ Extension of Time 1 View
2002-08-26 A... Amendment/Request for Reconsideration-After Non-Final Rejection 1 View
2002-08-26 CLM Claims 1 View
2002-08-26 REM Applicant Arguments/Remarks Made in an Amendment 7 View
2002-06-27 IDS Information Disclosure Statement (IDS) Form (SB08) 3 View
2002-06-27 FOR Foreign Reference 40 View
2002-04-24 CTNF Non-Final Rejection 6 View
2002-04-24 892 List of references cited by examiner 1 View
2002-04-24 1449 List of References cited by applicant and considered by examiner 1 View
2002-04-01 C.AD Change of Address 1 View
2001-08-15 CFILE Request for Corrected Filing Receipt 3 View
2001-06-13 PEFR Applicant Response to Pre-Exam Formalities Notice 2 View
2001-06-13 OATH Oath or Declaration filed 3 View
2001-05-23 CFILE Request for Corrected Filing Receipt 5 View
2001-05-09 PEFN Pre-Exam Formalities Notice 1 View
2001-03-27 TRNA Transmittal of New Application 1 View
2001-03-27 SPEC Specification 22 View
2001-03-27 CLM Claims 3 View
2001-03-27 ABST Abstract 1 View
2001-03-27 DRW Drawings-only black and white line drawings 5 View
2001-03-27 IIFW Issue Information including classification, examiner, name, claim, renumbering, etc. 1 View
2001-03-27 SRFW Search information including classification, databases and other search related notes 1 View
2001-03-27 FWCLM Index of Claims 1 View
2001-03-27 TRNA Transmittal of New Application 1 View
2001-03-27 DRW Drawings-only black and white line drawings 5 View
2001-03-27 SPEC Specification 22 View
2001-03-27 CLM Claims 3 View
2001-03-27 ABST Abstract 1 View
2001-03-27 WFEE Fee Worksheet (SB06) 4 View
2001-03-27 WFEE Fee Worksheet (SB06) 1 View
2001-03-27 WCLM Claims Worksheet (PTO-2022) 1 View
2001-03-27 FRPR Certified Copy of Foreign Priority Application 26 View
2001-03-27 IDS Information Disclosure Statement (IDS) Form (SB08) 1 View
2001-03-27 ARTIFACT Artifact sheet indicating an item has been filed which cannot be scanned 1 View
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Quick Facts
Patent No.
US 6,812,781
App. No.
09/817,193
Filed
2001-03-27
Granted
2004-11-02
Pub. No.
US20010035789A1
Art Unit
2816
PTA
-127 days