Patent Application
Utility
App. No. 18/581,339
· Confirmation No. 5380
SILICON CARBIDE POWER DEVICES HAVING EXPANDED CREEPAGE DISTANCES
Applicant:
Wolfspeed, Inc.
Response to Non-Final Office Action Entered and Forwarded to Examiner
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2026-06-22 | ELC. |
Response to Election / Restriction Filed | — | View | |
| 2026-06-22 | N417 |
Electronic Filing System Acknowledgment Receipt | 2 | View | |
| 2026-06-22 | ELC. |
Response to Election / Restriction Filed | 1 | View | |
| 2026-06-22 | CLM |
Claims | 4 | View | |
| 2026-06-22 | REM |
Applicant Arguments/Remarks Made in an Amendment | 4 | View | |
| 2026-06-22 | WFEE |
Fee Worksheet (SB06) | 1 | View | |
| 2026-04-22 | CTRS |
Requirement for Restriction/Election | 6 | View | |
| 2025-08-21 | NTC.PUB |
Notice of Publication | 1 | View | |
| 2025-06-26 | N417 |
Electronic Filing System Acknowledgment Receipt | 2 | View | |
| 2025-06-26 | IDS |
Information Disclosure Statement (IDS) Form (SB08) | 5 | View | |
| 2024-04-27 | M327 |
Miscellaneous Communication to Applicant - No Action Count | 1 | View | |
| 2024-04-27 | M327 |
Miscellaneous Communication to Applicant - No Action Count | 1 | View | |
| 2024-03-05 | APP.FILE.REC |
Filing Receipt | 3 | View | |
| 2024-03-05 | WCLM |
Claims Worksheet (PTO-2022) | 1 | View | |
| 2024-03-05 | WFEE |
Fee Worksheet (SB06) | 1 | View | |
| 2024-03-05 | WELCOME.LET |
Welcome Letter from USPTO Director and Deputy Director | 1 | View | |
| 2024-02-27 | PA.. |
Power of Attorney | — | View | |
| 2024-02-27 | N417 |
Electronic Filing System Acknowledgment Receipt | 2 | View | |
| 2024-02-27 | PA.. |
Power of Attorney | 1 | View | |
| 2024-02-27 | R3.73 |
Assignee showing of ownership per 37 CFR 3.73 | 2 | View | |
| 2024-02-19 | A.PE |
Preliminary Amendment | — | View | |
| 2024-02-19 | N417 |
Electronic Filing System Acknowledgment Receipt | 2 | View | |
| 2024-02-19 | A.PE |
Preliminary Amendment | 1 | View | |
| 2024-02-19 | CLM |
Claims | 4 | View | |
| 2024-02-19 | REM |
Applicant Arguments/Remarks Made in an Amendment | 1 | View | |
| 2024-02-19 | APP.TEXT |
Application body structured text document | — | View | |
| 2024-02-19 | SPEC |
Specification | 31 | View | |
| 2024-02-19 | CLM |
Claims | 10 | View | |
| 2024-02-19 | ABST |
Abstract | 1 | View | |
| 2024-02-19 | ADS |
Application Data Sheet | 8 | View | |
| 2024-02-19 | TRNA |
Transmittal of New Application | 1 | View | |
| 2024-02-19 | N417.PYMT |
Electronic Fee Payment | 2 | View | |
| 2024-02-19 | N417 |
Electronic Filing System Acknowledgment Receipt | 2 | View | |
| 2024-02-19 | OATH |
Oath or Declaration filed | 2 | View | |
| 2024-02-19 | DRW |
Drawings-only black and white line drawings | 9 | View |
Inventors
Edward R. Van Brunt
Cary, NC
Joseph Liu
Cary, NC
Attorneys & Agents of Record
Classification
USPC
257/288
H10D30/665
H10D30/0291
H10D62/8325
H01L23/293
H01L23/3171
H01L23/3192
H10D62/106
H10D62/112
H01L23/24
H01L23/291
H01L23/3135
H01L23/3142
H01L23/564
H10D64/112
Prosecution
- Examiner
- TORNOW, MARK W
- Art Unit
- 2891
- Customer No.
- 65106
- Docket No.
- 5308.3432
- Confirmation No.
- 5380
Publication
- Pub. No.
- US20250267893A1
- Pub. Date
- 2025-08-21
from
WOLFSPEED, INC.
NOTICE OF GRANT OF SECURITY INTEREST IN INTELLECTUAL PROPERTY
Recorded 2026-03-26
RELEASE OF SECURITY INTEREST IN INTELLECTUAL PROPERTY COLLATERAL AT REEL/FRAME NO. 69180/0437
Recorded 2025-09-30
from
WOLFSPEED, INC.
NOTICE OF GRANT OF SECURITY INTEREST IN INTELLECTUAL PROPERTY
Recorded 2025-09-30
from
WOLFSPEED, INC.
NOTICE OF GRANT OF SECURITY INTEREST IN INTELLECTUAL PROPERTY
Recorded 2025-09-30
from
WOLFSPEED, INC.
NOTICE OF GRANT OF SECURITY INTEREST IN INTELLECTUAL PROPERTY
Recorded 2025-09-30
from
WOLFSPEED, INC.
NOTICE OF GRANT OF SECURITY INTEREST IN INTELLECTUAL PROPERTY
Recorded 2025-09-30
from
WOLFSPEED, INC.
SECURITY INTEREST
Recorded 2024-10-17
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2024-02-20
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Quick Facts
- App. No.
- 18/581,339
- Filed
- 2024-02-19
- Pub. No.
- US20250267893A1
- Examiner
- TORNOW, MARK W
- Art Unit
- 2891
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