IP Library › Granted Patent US 6,836,575
Granted Patent Utility
US 6,836,575 · Confirmation No. 7932

THREE-PORT PM CIRCULATOR HAVING ISOLATION FUNCTION

Inventor: Wei-Zhong Li
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2004-08-23 IFEE Issue Fee Payment (PTO-85B) 1 View
2004-08-23 LET. Miscellaneous Incoming Letter 2 View
2004-05-26 WFEE Fee Worksheet (SB06) 1 View
2004-05-26 FWCLM Index of Claims 1 View
2004-05-26 NOA Notice of Allowance and Fees Due (PTOL-85) 3 View
2004-05-26 NOA Notice of Allowance and Fees Due (PTOL-85) 4 View
2004-05-26 1449 List of References cited by applicant and considered by examiner 2 View
2004-05-26 IIFW Issue Information including classification, examiner, name, claim, renumbering, etc. 1 View
2004-05-26 FWCLM Index of Claims 1 View
2004-05-26 SRFW Search information including classification, databases and other search related notes 1 View
2004-05-21 SRNT Examiner's search strategy and results 1 View
2004-05-06 IDS Information Disclosure Statement (IDS) Form (SB08) 2 View
2004-04-09 RCEX Request for Continued Examination (RCE) 1 View
2004-04-09 IDS Information Disclosure Statement (IDS) Form (SB08) 2 View
2004-01-06 NOA Notice of Allowance and Fees Due (PTOL-85) 3 View
2004-01-06 NOA Notice of Allowance and Fees Due (PTOL-85) 3 View
2004-01-06 IIFW Issue Information including classification, examiner, name, claim, renumbering, etc. 1 View
2004-01-06 FWCLM Index of Claims 1 View
2004-01-06 SRFW Search information including classification, databases and other search related notes 1 View
2003-11-08 WFEE Fee Worksheet (SB06) 1 View
2003-11-08 FWCLM Index of Claims 1 View
2003-09-26 A... Amendment/Request for Reconsideration-After Non-Final Rejection 2 View
2003-09-26 CLM Claims 7 View
2003-09-26 REM Applicant Arguments/Remarks Made in an Amendment 4 View
2003-07-11 RESC Rescind Nonpublication Request for Pre Grant Publication 1 View
2003-07-08 CTNF Non-Final Rejection 7 View
2003-07-08 892 List of references cited by examiner 1 View
2003-07-08 1449 List of References cited by applicant and considered by examiner 1 View
2003-06-26 SRNT Examiner's search strategy and results 1 View
2003-05-28 A... Amendment/Request for Reconsideration-After Non-Final Rejection 1 View
2003-05-28 CLM Claims 8 View
2002-09-23 PEFR Applicant Response to Pre-Exam Formalities Notice 3 View
2002-09-23 OATH Oath or Declaration filed 2 View
2002-07-22 PEFN Pre-Exam Formalities Notice 3 View
2002-07-22 DRW Drawings-only black and white line drawings 15 View
2002-06-25 CTMS Miscellaneous Action with shortened statutory period (SSP) 2 View
2002-06-04 TRNA Transmittal of New Application 3 View
2002-06-04 SPEC Specification 13 View
2002-06-04 CLM Claims 7 View
2002-06-04 ABST Abstract 1 View
2002-06-04 DRW Drawings-only black and white line drawings 15 View
2002-06-04 OATH Oath or Declaration filed 2 View
2002-06-04 LET. Miscellaneous Incoming Letter 1 View
2002-06-04 IIFW Issue Information including classification, examiner, name, claim, renumbering, etc. 1 View
2002-06-04 SRFW Search information including classification, databases and other search related notes 1 View
2002-06-04 FWCLM Index of Claims 1 View
2002-06-04 TRNA Transmittal of New Application 2 View
2002-06-04 DRW Drawings-only black and white line drawings 15 View
2002-06-04 SPEC Specification 13 View
2002-06-04 CLM Claims 7 View
2002-06-04 ABST Abstract 1 View
2002-06-04 OATH Oath or Declaration filed 2 View
2002-06-04 WFEE Fee Worksheet (SB06) 1 View
2002-06-04 WFEE Fee Worksheet (SB06) 1 View
2002-06-04 WCLM Claims Worksheet (PTO-2022) 1 View
2002-06-04 IDS Information Disclosure Statement (IDS) Form (SB08) 1 View
2002-06-04 LET. Miscellaneous Incoming Letter 1 View
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Quick Facts
Patent No.
US 6,836,575
App. No.
10/162,769
Filed
2002-06-04
Granted
2004-12-28
Art Unit
2874
PTA
0 days