IP Library › Granted Patent US 6,741,120
Granted Patent Utility
US 6,741,120 · Confirmation No. 6769

ACTIVE FILTER AND METHOD

Inventor: Nianxiong Tan
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2016-03-15 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2016-03-15 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2016-03-09 MFEE.C.AD Maintenance Fee Address Change 1 View
2016-03-09 N417 Electronic Filing System Acknowledgment Receipt 2 View
2016-03-09 PA.. Power of Attorney 1 View
2016-03-09 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2015-05-05 OATH Oath or Declaration filed 93 View
2012-05-30 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2012-01-13 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2012-01-13 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2012-01-06 PA.. Power of Attorney 1 View
2012-01-06 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2012-01-06 N417 Electronic Filing System Acknowledgment Receipt 2 View
2008-01-25 C.AD Change of Address 1 View
2008-01-25 N417 Electronic Filing System Acknowledgment Receipt 2 View
2004-02-09 IFEE Issue Fee Payment (PTO-85B) 1 View
2004-01-30 NOA Notice of Allowance and Fees Due (PTOL-85) 3 View
2004-01-30 NOA Notice of Allowance and Fees Due (PTOL-85) 2 View
2004-01-30 EXIN Examiner Interview Summary Record (PTOL - 413) 2 View
2004-01-30 ANE.I Amendment After Final or under 37CFR 1.312, initialed by the examiner. 1 View
2004-01-30 IIFW Issue Information including classification, examiner, name, claim, renumbering, etc. 1 View
2004-01-30 SRFW Search information including classification, databases and other search related notes 1 View
2004-01-08 A.NE Response After Final Action 2 View
2004-01-08 SPEC Specification 1 View
2004-01-08 CLM Claims 6 View
2004-01-08 REM Applicant Arguments/Remarks Made in an Amendment 2 View
2003-12-17 CTAV Advisory Action (PTOL-303) 3 View
2003-11-12 A.NE Response After Final Action 2 View
2003-11-12 SPEC Specification 1 View
2003-11-12 CLM Claims 8 View
2003-11-12 REM Applicant Arguments/Remarks Made in an Amendment 12 View
2003-10-06 CTFR Final Rejection 7 View
2003-10-06 892 List of references cited by examiner 1 View
2003-08-18 A... Amendment/Request for Reconsideration-After Non-Final Rejection 1 View
2003-08-18 CLM Claims 8 View
2003-08-18 REM Applicant Arguments/Remarks Made in an Amendment 8 View
2003-06-25 CTNF Non-Final Rejection 6 View
2003-06-25 892 List of references cited by examiner 1 View
2003-06-21 SRNT Examiner's search strategy and results 1 View
2002-10-10 CTMS Miscellaneous Action with shortened statutory period (SSP) 1 View
2002-09-23 LET. Miscellaneous Incoming Letter 6 View
2002-09-23 OATH Oath or Declaration filed 2 View
2002-09-13 CTMS Miscellaneous Action with shortened statutory period (SSP) 2 View
2002-08-06 TRNA Transmittal of New Application 4 View
2002-08-06 SPEC Specification 27 View
2002-08-06 CLM Claims 7 View
2002-08-06 ABST Abstract 1 View
2002-08-06 DRW Drawings-only black and white line drawings 7 View
2002-08-06 OATH Oath or Declaration filed 2 View
2002-08-06 IIFW Issue Information including classification, examiner, name, claim, renumbering, etc. 1 View
2002-08-06 SRFW Search information including classification, databases and other search related notes 1 View
2002-08-06 FWCLM Index of Claims 1 View
2002-08-06 TRNA Transmittal of New Application 4 View
2002-08-06 DRW Drawings-only black and white line drawings 7 View
2002-08-06 SPEC Specification 27 View
2002-08-06 CLM Claims 7 View
2002-08-06 ABST Abstract 1 View
2002-08-06 OATH Oath or Declaration filed 2 View
2002-08-06 WFEE Fee Worksheet (SB06) 1 View
2002-08-06 WFEE Fee Worksheet (SB06) 2 View
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Quick Facts
Patent No.
US 6,741,120
App. No.
10/213,483
Filed
2002-08-06
Granted
2004-05-25
Art Unit
2816
PTA
-2 days