Patent Application
Utility
App. No. 18/753,753
· Confirmation No. 6154
Shield Designs for Two Dimensional Magnetic Recording Read Heads
Inventors:
Yung-Hung WANG, Ming MAO, James Mac FREITAG, Chih-Ching HU, Mr. Chen-Jung CHIEN, Yuankai ZHENG, Alexander M. ZELTSER, Fang CHEN
Applicant:
Western Digital Technologies, Inc.
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| 2026-07-15 | N417 |
Electronic Filing System Acknowledgment Receipt | 2 | View | |
| 2026-07-15 | N417.PYMT |
Electronic Fee Payment | 2 | View | |
| 2026-07-15 | IFEE |
Issue Fee Payment (PTO-85B) | 3 | View | |
| 2026-04-29 | NOA |
Notice of Allowance and Fees Due (PTOL-85) | 8 | View | |
| 2026-04-29 | SRFW |
Search information including classification, databases and other search related notes | 2 | View | |
| 2026-04-29 | FWCLM |
Index of Claims | 1 | View | |
| 2026-04-29 | IIFW |
Issue Information including classification, examiner, name, claim, renumbering, etc. | 3 | View | |
| 2026-04-29 | SRNT |
Examiner's search strategy and results | 192 | View | |
| 2026-04-29 | BIB |
Bibliographic Data Sheet | 1 | View | |
| 2026-04-14 | A.QU |
Response after Ex Parte Quayle Action | — | View | |
| 2026-04-14 | A.QU |
Response after Ex Parte Quayle Action | 1 | View | |
| 2026-04-14 | SPEC |
Specification | 2 | View | |
| 2026-04-14 | ABST |
Abstract | 1 | View | |
| 2026-04-14 | CLM |
Claims | 5 | View | |
| 2026-04-14 | REM |
Applicant Arguments/Remarks Made in an Amendment | 2 | View | |
| 2026-04-14 | N417 |
Electronic Filing System Acknowledgment Receipt | 2 | View | |
| 2026-04-14 | WFEE |
Fee Worksheet (SB06) | 1 | View | |
| 2026-03-12 | CTEQ |
Ex Parte Quayle Action | 8 | View | |
| 2026-03-12 | SRFW |
Search information including classification, databases and other search related notes | 2 | View | |
| 2026-03-12 | FWCLM |
Index of Claims | 1 | View | |
| 2026-03-12 | BIB |
Bibliographic Data Sheet | 1 | View | |
| 2026-03-12 | SRNT |
Examiner's search strategy and results | 93 | View | |
| 2026-01-29 | N417.PYMT |
Electronic Fee Payment | 2 | View | |
| 2026-01-29 | N417 |
Electronic Filing System Acknowledgment Receipt | 2 | View | |
| 2026-01-29 | RCEX |
Request for Continued Examination (RCE) | 3 | View | |
| 2026-01-29 | WFEE |
Fee Worksheet (SB06) | 1 | View | |
| 2026-01-20 | CTAV |
Advisory Action (PTOL-303) | 3 | View | |
| 2026-01-20 | ANE.I |
Amendment After Final or under 37CFR 1.312, initialed by the examiner. | 1 | View | |
| 2026-01-14 | A.NE |
Response After Final Action | — | View | |
| 2026-01-14 | A.NE |
Response After Final Action | 1 | View | |
| 2026-01-14 | CLM |
Claims | 5 | View | |
| 2026-01-14 | REM |
Applicant Arguments/Remarks Made in an Amendment | 6 | View | |
| 2026-01-14 | N417 |
Electronic Filing System Acknowledgment Receipt | 2 | View | |
| 2026-01-14 | WFEE |
Fee Worksheet (SB06) | 1 | View | |
| 2026-01-14 | A.NE |
Response After Final Action | 1 | View | |
| 2026-01-09 | EXIN |
Examiner Interview Summary Record (PTOL - 413) | 3 | View | |
| 2026-01-09 | OA.APPENDIX |
Office Action Appendix | 2 | View | |
| 2026-01-02 | M865E |
Electronic Request for Interview with Examiner | 1 | View | |
| 2025-12-29 | NTC.PUB |
Notice of Publication | 1 | View | |
| 2025-12-29 | M865E |
Electronic Request for Interview with Examiner | 1 | View | |
| 2025-12-02 | CTFR |
Final Rejection | 19 | View | |
| 2025-12-02 | SRFW |
Search information including classification, databases and other search related notes | 2 | View | |
| 2025-12-02 | FWCLM |
Index of Claims | 1 | View | |
| 2025-12-02 | SRNT |
Examiner's search strategy and results | 51 | View | |
| 2025-12-02 | BIB |
Bibliographic Data Sheet | 1 | View | |
| 2025-11-19 | A... |
Amendment/Request for Reconsideration-After Non-Final Rejection | — | View | |
| 2025-11-19 | DRW.SUPP |
Drawings-black and white line and/or other drawings | — | View | |
| 2025-11-19 | DRW.SUPP |
Drawings-black and white line and/or other drawings | — | View | |
| 2025-11-19 | DRW |
Drawings-only black and white line drawings | 1 | View | |
| 2025-11-19 | A... |
Amendment/Request for Reconsideration-After Non-Final Rejection | 1 | View | |
| 2025-11-19 | SPEC |
Specification | 5 | View | |
| 2025-11-19 | CLM |
Claims | 5 | View | |
| 2025-11-19 | SPEC |
Specification | 1 | View | |
| 2025-11-19 | REM |
Applicant Arguments/Remarks Made in an Amendment | 11 | View | |
| 2025-11-19 | N417 |
Electronic Filing System Acknowledgment Receipt | 3 | View | |
| 2025-11-19 | SCORE |
Placeholder sheet indicating presence of supplemental content in Supplemental Complex Repository for Examiners(SCORE) | 1 | View | |
| 2025-11-14 | EXIN |
Examiner Interview Summary Record (PTOL - 413) | 2 | View | |
| 2025-11-14 | OA.APPENDIX |
Office Action Appendix | 2 | View | |
| 2025-11-03 | M865E |
Electronic Request for Interview with Examiner | 1 | View | |
| 2025-09-04 | CTNF |
Non-Final Rejection | 18 | View | |
| 2025-09-04 | 892 |
List of references cited by examiner | 2 | View | |
| 2025-09-04 | SRFW |
Search information including classification, databases and other search related notes | 2 | View | |
| 2025-09-04 | FWCLM |
Index of Claims | 1 | View | |
| 2025-09-04 | SRNT |
Examiner's search strategy and results | 18 | View | |
| 2025-09-04 | BIB |
Bibliographic Data Sheet | 1 | View | |
| 2025-09-04 | SRNT |
Examiner's search strategy and results | 22 | View | |
| 2025-09-04 | SRNT |
Examiner's search strategy and results | 4 | View | |
| 2025-09-04 | 1449 |
List of References cited by applicant and considered by examiner | 5 | View | |
| 2025-08-13 | ELC. |
Response to Election / Restriction Filed | — | View | |
| 2025-08-13 | ELC. |
Response to Election / Restriction Filed | 1 | View | |
| 2025-08-13 | CLM |
Claims | 4 | View | |
| 2025-08-13 | REM |
Applicant Arguments/Remarks Made in an Amendment | 2 | View | |
| 2025-08-13 | N417 |
Electronic Filing System Acknowledgment Receipt | 2 | View | |
| 2025-08-13 | WFEE |
Fee Worksheet (SB06) | 1 | View | |
| 2025-07-09 | CTRS |
Requirement for Restriction/Election | 7 | View | |
| 2025-07-09 | FWCLM |
Index of Claims | 1 | View | |
| 2025-07-09 | BIB |
Bibliographic Data Sheet | 1 | View | |
| 2024-07-10 | APP.FILE.REC |
Filing Receipt | 4 | View | |
| 2024-07-10 | WFEE |
Fee Worksheet (SB06) | 1 | View | |
| 2024-07-10 | WELCOME.LET |
Welcome Letter from USPTO Director and Deputy Director | 1 | View | |
| 2024-06-25 | APP.TEXT |
Application body structured text document | — | View | |
| 2024-06-25 | PA.. |
Power of Attorney | 2 | View | |
| 2024-06-25 | IDS |
Information Disclosure Statement (IDS) Form (SB08) | 5 | View | |
| 2024-06-25 | FOR |
Foreign Reference | 18 | View | |
| 2024-06-25 | SPEC |
Specification | 21 | View | |
| 2024-06-25 | N417.PYMT |
Electronic Fee Payment | 2 | View | |
| 2024-06-25 | OATH |
Oath or Declaration filed | 8 | View | |
| 2024-06-25 | N417 |
Electronic Filing System Acknowledgment Receipt | 3 | View | |
| 2024-06-25 | FOR |
Foreign Reference | 29 | View | |
| 2024-06-25 | ADS |
Application Data Sheet | 10 | View | |
| 2024-06-25 | DRW |
Drawings-only black and white line drawings | 8 | View | |
| 2024-06-25 | DRW.SUPP |
Drawings-black and white line and/or other drawings | — | View | |
| 2024-06-25 | SCORE |
Placeholder sheet indicating presence of supplemental content in Supplemental Complex Repository for Examiners(SCORE) | 1 | View | |
| 2024-06-25 | CLM |
Claims | 4 | View | |
| 2024-06-25 | ABST |
Abstract | 1 | View |
Inventors
Yung-Hung WANG
San Jose, CA
Ming MAO
Dublin, CA
James Mac FREITAG
Sunnyvale, CA
Chih-Ching HU
Pleasanton, CA
Mr. Chen-Jung CHIEN
Mountain View, CA
Yuankai ZHENG
Fremont, CA
Alexander M. ZELTSER
San Jose, CA
Fang CHEN
Livermore, CA
Attorneys & Agents of Record
Classification
USPC
360/128
G11B5/11
G11B5/3912
G11B5/3932
Prosecution
- Examiner
- KLIMOWICZ, WILLIAM JOSEPH
- Art Unit
- 2688
- Customer No.
- 124731
- Docket No.
- WESD/0958US (WDA-7539-US)
- Confirmation No.
- 6154
Publication
- Pub. No.
- US20250391427A1
- Pub. Date
- 2025-12-25
PATENT COLLATERAL AGREEMENT (AR)
Recorded 2024-08-23
from
CHEN, FANG,
CHIEN, CHEN-JUNG,
FREITAG, JAMES MAC,
HU, CHIH-CHING,
WANG, YUNG-HUNG,
ZHENG, YUANKAI,
MAO, MING,
ZELTSER, ALEXANDER M.
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2024-07-03
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Quick Facts
- App. No.
- 18/753,753
- Filed
- 2024-06-25
- Pub. No.
- US20250391427A1
- Examiner
- KLIMOWICZ, WILLIAM JOSEPH
- Art Unit
- 2688
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