Patent Application
Utility
App. No. 18/963,103
· Confirmation No. 4667
Shaped Solid Silicon Carbide Vapor Source Material Structure for use in a Sublimation System for Growing Crystalline Silicon Carbide
Inventors:
Valeri Fedorovich Tsvetkov, William Henry Brixius, Steven Herbert Griffiths, Brian Bennett Haidet, Elif Balkas, Caleb Andrew Kent, Yuri I. Khlebnikov
Applicant:
Wolfspeed, Inc.
Docketed New Case - Ready for Examination
View Publication ↗
|
⬇ PDF
|
Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2026-05-12 | IDS.R197.REL |
Letter specifying the conditions for filing under 37 CFR 1.97 | — | View | |
| 2026-05-12 | IDS.R197.REL |
Letter specifying the conditions for filing under 37 CFR 1.97 | 3 | View | |
| 2026-05-12 | IDS |
Information Disclosure Statement (IDS) Form (SB08) | 1 | View | |
| 2026-05-12 | FOR |
Foreign Reference | 20 | View | |
| 2026-05-12 | FOR |
Foreign Reference | 14 | View | |
| 2026-05-12 | FOR |
Foreign Reference | 23 | View | |
| 2026-05-12 | 371P |
Documents submitted with 371 (National Stage) Applications | 20 | View | |
| 2026-05-12 | N417 |
Electronic Filing System Acknowledgment Receipt | 3 | View | |
| 2026-03-16 | OATH |
Oath or Declaration filed | 3 | View | |
| 2026-03-16 | PEFR |
Applicant Response to Pre-Exam Formalities Notice | 3 | View | |
| 2026-03-16 | N417 |
Electronic Filing System Acknowledgment Receipt | 2 | View | |
| 2026-03-05 | NTC.PUB |
Notice of Publication | 1 | View | |
| 2026-03-03 | IDS.R197.REL |
Letter specifying the conditions for filing under 37 CFR 1.97 | — | View | |
| 2026-03-03 | IDS.R197.REL |
Letter specifying the conditions for filing under 37 CFR 1.97 | 3 | View | |
| 2026-03-03 | IDS |
Information Disclosure Statement (IDS) Form (SB08) | 1 | View | |
| 2026-03-03 | N417 |
Electronic Filing System Acknowledgment Receipt | 2 | View | |
| 2025-04-18 | IDS.R197.REL |
Letter specifying the conditions for filing under 37 CFR 1.97 | — | View | |
| 2025-04-18 | FOR |
Foreign Reference | 16 | View | |
| 2025-04-18 | FOR |
Foreign Reference | 22 | View | |
| 2025-04-18 | FOR |
Foreign Reference | 29 | View | |
| 2025-04-18 | N417 |
Electronic Filing System Acknowledgment Receipt | 3 | View | |
| 2025-04-18 | FOR |
Foreign Reference | 24 | View | |
| 2025-04-18 | FOR |
Foreign Reference | 17 | View | |
| 2025-04-18 | FOR |
Foreign Reference | 16 | View | |
| 2025-04-18 | FOR |
Foreign Reference | 20 | View | |
| 2025-04-18 | FOR |
Foreign Reference | 32 | View | |
| 2025-04-18 | FOR |
Foreign Reference | 29 | View | |
| 2025-04-18 | IDS.R197.REL |
Letter specifying the conditions for filing under 37 CFR 1.97 | 3 | View | |
| 2025-04-18 | IDS |
Information Disclosure Statement (IDS) Form (SB08) | 2 | View | |
| 2025-04-14 | IDS.R197.REL |
Letter specifying the conditions for filing under 37 CFR 1.97 | — | View | |
| 2025-04-14 | FOR |
Foreign Reference | 33 | View | |
| 2025-04-14 | IDS.R197.REL |
Letter specifying the conditions for filing under 37 CFR 1.97 | 3 | View | |
| 2025-04-14 | IDS |
Information Disclosure Statement (IDS) Form (SB08) | 2 | View | |
| 2025-04-14 | FOR |
Foreign Reference | 50 | View | |
| 2025-04-14 | N417 |
Electronic Filing System Acknowledgment Receipt | 4 | View | |
| 2025-01-07 | PET.SEMI.D |
Semiconductor Petition Dismissed/Denied | 2 | View | |
| 2024-12-06 | WFEE |
Fee Worksheet (SB06) | 1 | View | |
| 2024-12-06 | M327 |
Miscellaneous Communication to Applicant - No Action Count | 1 | View | |
| 2024-12-06 | APP.FILE.REC |
Filing Receipt | 4 | View | |
| 2024-12-06 | WELCOME.LET |
Welcome Letter from USPTO Director and Deputy Director | 1 | View | |
| 2024-11-27 | TRNA |
Transmittal of New Application | — | View | |
| 2024-11-27 | APP.TEXT |
Application body structured text document | — | View | |
| 2024-11-27 | DRW.SUPP |
Drawings-black and white line and/or other drawings | — | View | |
| 2024-11-27 | DRW |
Drawings-only black and white line drawings | 43 | View | |
| 2024-11-27 | TRNA |
Transmittal of New Application | 1 | View | |
| 2024-11-27 | PA.. |
Power of Attorney | 2 | View | |
| 2024-11-27 | 136A |
Authorization for Extension of Time all replies | 1 | View | |
| 2024-11-27 | LET. |
Miscellaneous Incoming Letter | 1 | View | |
| 2024-11-27 | N417 |
Electronic Filing System Acknowledgment Receipt | 3 | View | |
| 2024-11-27 | N417.PYMT |
Electronic Fee Payment | 2 | View | |
| 2024-11-27 | SPEC |
Specification | 63 | View | |
| 2024-11-27 | CLM |
Claims | 3 | View | |
| 2024-11-27 | ABST |
Abstract | 1 | View | |
| 2024-11-27 | PET.SEMI |
Petition for Semiconductor Pilot | 3 | View | |
| 2024-11-27 | ADS |
Application Data Sheet | 10 | View | |
| 2024-11-27 | SCORE |
Placeholder sheet indicating presence of supplemental content in Supplemental Complex Repository for Examiners(SCORE) | 1 | View |
Inventors
Valeri Fedorovich Tsvetkov
Durham, NC
William Henry Brixius
Hillsborough, NC
Steven Herbert Griffiths
Morrisville, NC
Brian Bennett Haidet
Raleigh, NC
Elif Balkas
Cary, NC
Caleb Andrew Kent
Durham, NC
Yuri I. Khlebnikov
Raleigh, NC
Attorneys & Agents of Record
Classification
USPC
117/84
C30B23/00
C30B29/36
Prosecution
- Examiner
- KUNEMUND, ROBERT M
- Art Unit
- 1714
- Customer No.
- 22827
- Docket No.
- WFSP-173A
- Confirmation No.
- 4667
Publication
- Pub. No.
- US20260062831A1
- Pub. Date
- 2026-03-05
from
WOLFSPEED, INC.
NOTICE OF GRANT OF SECURITY INTEREST IN INTELLECTUAL PROPERTY
Recorded 2026-03-26
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
BRIXIUS, WILLIAM HENRY,
GRIFFITHS, STEVEN HERBERT,
KENT, CALEB ANDREW,
HAIDET, BRIAN BENNETT,
KHLEBNIKOV, YURI I.,
TSVETKOV, VALERI FEDOROVICH,
BALKAS, ELIF
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2025-08-25
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this application's details
Quick Facts
- App. No.
- 18/963,103
- Filed
- 2024-11-27
- Pub. No.
- US20260062831A1
- Examiner
- KUNEMUND, ROBERT M
- Art Unit
- 1714
External Links