Patent Application
Utility
App. No. 19/208,323
· Confirmation No. 6473
DFL Reader Signal Sidebump Imbalance Reduction
Inventors:
Xiaoyong LIU, Songzi WANG, Goncalo BAIÃO DE ALBUQUERQUE, Mr. Yukimasa OKADA, Mr. Xiaohai XIANG
Applicant:
Western Digital Technologies, Inc.
Publications -- Issue Fee Payment Received
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| 2026-08-07 | N417 |
Electronic Filing System Acknowledgment Receipt | 2 | View | |
| 2026-08-07 | N417.PYMT |
Electronic Fee Payment | 2 | View | |
| 2026-08-07 | IFEE |
Issue Fee Payment (PTO-85B) | 3 | View | |
| 2026-07-14 | DRW |
Drawings-only black and white line drawings | 1 | View | |
| 2026-07-14 | A.NA |
Amendment after Notice of Allowance (Rule 312) | 3 | View | |
| 2026-07-14 | N417 |
Electronic Filing System Acknowledgment Receipt | 2 | View | |
| 2026-07-02 | M327 |
Miscellaneous Communication to Applicant - No Action Count | 3 | View | |
| 2026-06-16 | NOA |
Notice of Allowance and Fees Due (PTOL-85) | 8 | View | |
| 2026-06-16 | EXIN |
Examiner Interview Summary Record (PTOL - 413) | 1 | View | |
| 2026-06-16 | IIFW |
Issue Information including classification, examiner, name, claim, renumbering, etc. | 3 | View | |
| 2026-06-16 | SRFW |
Search information including classification, databases and other search related notes | 1 | View | |
| 2026-06-16 | BIB |
Bibliographic Data Sheet | 1 | View | |
| 2026-06-16 | SRNT |
Examiner's search strategy and results | 30 | View | |
| 2026-06-04 | A... |
Amendment/Request for Reconsideration-After Non-Final Rejection | — | View | |
| 2026-06-04 | DRW |
Drawings-only black and white line drawings | 1 | View | |
| 2026-06-04 | A... |
Amendment/Request for Reconsideration-After Non-Final Rejection | 1 | View | |
| 2026-06-04 | SPEC |
Specification | 2 | View | |
| 2026-06-04 | CLM |
Claims | 4 | View | |
| 2026-06-04 | N417 |
Electronic Filing System Acknowledgment Receipt | 3 | View | |
| 2026-06-04 | REM |
Applicant Arguments/Remarks Made in an Amendment | 6 | View | |
| 2026-06-04 | WFEE |
Fee Worksheet (SB06) | 1 | View | |
| 2026-06-02 | EXIN |
Examiner Interview Summary Record (PTOL - 413) | 2 | View | |
| 2026-06-02 | OA.APPENDIX |
Office Action Appendix | 2 | View | |
| 2026-05-18 | M865E |
Electronic Request for Interview with Examiner | 1 | View | |
| 2026-03-19 | CTNF |
Non-Final Rejection | 25 | View | |
| 2026-03-19 | 892 |
List of references cited by examiner | 1 | View | |
| 2026-03-19 | SRFW |
Search information including classification, databases and other search related notes | 1 | View | |
| 2026-03-19 | BIB |
Bibliographic Data Sheet | 1 | View | |
| 2026-03-19 | 1449 |
List of References cited by applicant and considered by examiner | 6 | View | |
| 2026-03-19 | SRNT |
Examiner's search strategy and results | 21 | View | |
| 2025-08-28 | NTC.PUB |
Notice of Publication | 1 | View | |
| 2025-05-22 | APP.FILE.REC |
Filing Receipt | 4 | View | |
| 2025-05-22 | WFEE |
Fee Worksheet (SB06) | 1 | View | |
| 2025-05-22 | WELCOME.LET |
Welcome Letter from USPTO Director and Deputy Director | 1 | View | |
| 2025-05-14 | APP.TEXT |
Application body structured text document | — | View | |
| 2025-05-14 | PA.. |
Power of Attorney | 3 | View | |
| 2025-05-14 | N417 |
Electronic Filing System Acknowledgment Receipt | 3 | View | |
| 2025-05-14 | SPEC |
Specification | 22 | View | |
| 2025-05-14 | CLM |
Claims | 4 | View | |
| 2025-05-14 | ABST |
Abstract | 1 | View | |
| 2025-05-14 | DRW |
Drawings-only black and white line drawings | 10 | View | |
| 2025-05-14 | ADS |
Application Data Sheet | 9 | View | |
| 2025-05-14 | N417.PYMT |
Electronic Fee Payment | 2 | View | |
| 2025-05-14 | IDS |
Information Disclosure Statement (IDS) Form (SB08) | 6 | View | |
| 2025-05-14 | OATH |
Oath or Declaration filed | 5 | View | |
| 2025-05-14 | DRW.SUPP |
Drawings-black and white line and/or other drawings | — | View | |
| 2025-05-14 | SCORE |
Placeholder sheet indicating presence of supplemental content in Supplemental Complex Repository for Examiners(SCORE) | 1 | View |
Inventors
Xiaoyong LIU
San Jose, CA
Songzi WANG
Shenzhen, CHINA
Goncalo BAIÃO DE ALBUQUERQUE
San Jose, CA
Mr. Yukimasa OKADA
Cupertino, CA
Mr. Xiaohai XIANG
San Jose, CA
Attorneys & Agents of Record
Classification
USPC
360/319
G11B5/11
G11B5/398
G11B5/39
G11B5/3909
G11B5/3912
G11B5/3932
G11B5/3954
G11B2005/3996
Prosecution
- Examiner
- RENNER, CRAIG A
- Art Unit
- 2688
- Customer No.
- 124731
- Docket No.
- WESD/0897USD01(WDA-7079-i
- Confirmation No.
- 6473
Publication
- Pub. No.
- US20250273236A1
- Pub. Date
- 2025-08-28
SECURITY AGREEMENT
Recorded 2025-09-05
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2025-08-13
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Quick Facts
- App. No.
- 19/208,323
- Filed
- 2025-05-14
- Pub. No.
- US20250273236A1
- Examiner
- RENNER, CRAIG A
- Art Unit
- 2688
External Links