IP Library › Patent Application 17096147

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App. No. 17/096,147 · Confirmation No. 3054

SEMICONDUCTOR DEVICES INCLUDING AN OFFSET METAL TO POLYSILICON GATE CONTACT

Inventors: Daniel Jenner Lichtenwalner, Sei-Hyung Ryu, Woongsun Kim, Naeem Islam

Applicant: Wolfspeed, Inc.

Notice of Allowance Mailed -- Application Received in Office of Publications View Publication ↗

	Code	Description	Pages	PDF
2026-08-03	`APP.FILE.REC`	Filing Receipt	4	View
2026-07-28	`NOA`	Notice of Allowance and Fees Due (PTOL-85)	10	View
2026-07-28	`IIFW`	Issue Information including classification, examiner, name, claim, renumbering, etc.	3	View
2026-07-28	`SRFW`	Search information including classification, databases and other search related notes	2	View
2026-07-28	`BIB`	Bibliographic Data Sheet	1	View
2026-07-28	`SRNT`	Examiner's search strategy and results	12	View
2026-07-15	`A.NE`	Response After Final Action	—	View
2026-07-15	`N417.PYMT`	Electronic Fee Payment	2	View
2026-07-15	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2026-07-15	`A.NE`	Response After Final Action	1	View
2026-07-15	`CLM`	Claims	7	View
2026-07-15	`REM`	Applicant Arguments/Remarks Made in an Amendment	6	View
2026-07-15	`WFEE`	Fee Worksheet (SB06)	1	View
2026-05-20	`CTFR`	Final Rejection	10	View
2026-05-20	`892`	List of references cited by examiner	1	View
2026-05-20	`FWCLM`	Index of Claims	2	View
2026-05-20	`SRFW`	Search information including classification, databases and other search related notes	2	View
2026-05-20	`BIB`	Bibliographic Data Sheet	1	View
2026-05-20	`1449`	List of References cited by applicant and considered by examiner	5	View
2026-05-20	`SRNT`	Examiner's search strategy and results	12	View
2026-02-18	`A...`	Amendment/Request for Reconsideration-After Non-Final Rejection	—	View
2026-02-18	`A...`	Amendment/Request for Reconsideration-After Non-Final Rejection	1	View
2026-02-18	`CLM`	Claims	7	View
2026-02-18	`REM`	Applicant Arguments/Remarks Made in an Amendment	9	View
2026-02-18	`FOR`	Foreign Reference	90	View
2026-02-18	`FOR`	Foreign Reference	29	View
2026-02-18	`IDS`	Information Disclosure Statement (IDS) Form (SB08)	5	View
2026-02-18	`N417.PYMT`	Electronic Fee Payment	2	View
2026-02-18	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2026-02-18	`WFEE`	Fee Worksheet (SB06)	1	View
2025-11-18	`CTNF`	Non-Final Rejection	19	View
2025-11-18	`892`	List of references cited by examiner	1	View
2025-11-18	`FWCLM`	Index of Claims	2	View
2025-11-18	`SRFW`	Search information including classification, databases and other search related notes	2	View
2025-11-18	`1449`	List of References cited by applicant and considered by examiner	5	View
2025-11-18	`SRNT`	Examiner's search strategy and results	12	View
2025-11-18	`BIB`	Bibliographic Data Sheet	1	View
2025-08-28	`AMSB`	Amendment Submitted/Entered with Filing of Continued Prosecution Application (CPA)/Request for Continued Examination(RCE)	—	View
2025-08-28	`N417.PYMT`	Electronic Fee Payment	2	View
2025-08-28	`RCEX`	Request for Continued Examination (RCE)	3	View
2025-08-28	`AMSB`	Amendment Submitted/Entered with Filing of Continued Prosecution Application (CPA)/Request for Continued Examination(RCE)	1	View
2025-08-28	`CLM`	Claims	7	View
2025-08-28	`REM`	Applicant Arguments/Remarks Made in an Amendment	10	View
2025-08-28	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2025-08-28	`WFEE`	Fee Worksheet (SB06)	1	View
2025-05-28	`CTFR`	Final Rejection	20	View
2025-05-28	`892`	List of references cited by examiner	1	View
2025-05-28	`SRFW`	Search information including classification, databases and other search related notes	2	View
2025-05-28	`FWCLM`	Index of Claims	2	View
2025-05-28	`SRNT`	Examiner's search strategy and results	11	View
2025-05-28	`1449`	List of References cited by applicant and considered by examiner	6	View
2025-05-28	`BIB`	Bibliographic Data Sheet	1	View
2025-05-22	`N417.PYMT`	Electronic Fee Payment	2	View
2025-05-22	`IDS`	Information Disclosure Statement (IDS) Form (SB08)	5	View
2025-05-22	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2025-04-23	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2025-04-23	`IDS`	Information Disclosure Statement (IDS) Form (SB08)	6	View
2025-04-23	`N417.PYMT`	Electronic Fee Payment	2	View
2025-03-03	`ABST`	Abstract	—	View
2025-03-03	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2025-03-03	`SA..`	Supplemental Response or Supplemental Amendment	1	View
2025-03-03	`CLM`	Claims	6	View
2025-03-03	`INTRVIEW.APP`	Applicant summary of interview with examiner	1	View
2025-03-03	`WFEE`	Fee Worksheet (SB06)	1	View
2025-02-21	`EXIN`	Examiner Interview Summary Record (PTOL - 413)	2	View
2025-02-07	`A...`	Amendment/Request for Reconsideration-After Non-Final Rejection	—	View
2025-02-07	`A...`	Amendment/Request for Reconsideration-After Non-Final Rejection	1	View
2025-02-07	`CLM`	Claims	6	View
2025-02-07	`REM`	Applicant Arguments/Remarks Made in an Amendment	8	View
2025-02-07	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2025-02-07	`WFEE`	Fee Worksheet (SB06)	1	View
2024-11-07	`CTNF`	Non-Final Rejection	14	View
2024-11-07	`892`	List of references cited by examiner	1	View
2024-11-07	`FWCLM`	Index of Claims	2	View
2024-11-07	`SRFW`	Search information including classification, databases and other search related notes	2	View
2024-11-07	`BIB`	Bibliographic Data Sheet	1	View
2024-11-07	`SRNT`	Examiner's search strategy and results	11	View
2024-08-08	`AMSB`	Amendment Submitted/Entered with Filing of Continued Prosecution Application (CPA)/Request for Continued Examination(RCE)	—	View
2024-08-08	`N417.PYMT`	Electronic Fee Payment	2	View
2024-08-08	`AMSB`	Amendment Submitted/Entered with Filing of Continued Prosecution Application (CPA)/Request for Continued Examination(RCE)	1	View
2024-08-08	`CLM`	Claims	6	View
2024-08-08	`REM`	Applicant Arguments/Remarks Made in an Amendment	9	View
2024-08-08	`RCEX`	Request for Continued Examination (RCE)	3	View
2024-08-08	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2024-08-08	`WFEE`	Fee Worksheet (SB06)	1	View
2024-05-09	`CTFR`	Final Rejection	20	View
2024-05-09	`892`	List of references cited by examiner	1	View
2024-05-09	`SRFW`	Search information including classification, databases and other search related notes	1	View
2024-05-09	`FWCLM`	Index of Claims	2	View
2024-05-09	`BIB`	Bibliographic Data Sheet	1	View
2024-05-09	`SRNT`	Examiner's search strategy and results	10	View
2024-01-30	`A...`	Amendment/Request for Reconsideration-After Non-Final Rejection	—	View
2024-01-30	`A...`	Amendment/Request for Reconsideration-After Non-Final Rejection	1	View
2024-01-30	`CLM`	Claims	6	View
2024-01-30	`REM`	Applicant Arguments/Remarks Made in an Amendment	9	View
2024-01-30	`N417.PYMT`	Electronic Fee Payment	2	View
2024-01-30	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2024-01-30	`WFEE`	Fee Worksheet (SB06)	1	View
2023-10-26	`CTNF`	Non-Final Rejection	18	View
2023-10-26	`892`	List of references cited by examiner	1	View
2023-10-26	`SRFW`	Search information including classification, databases and other search related notes	1	View
2023-10-26	`FWCLM`	Index of Claims	2	View
2023-10-26	`SRNT`	Examiner's search strategy and results	6	View
2023-10-26	`BIB`	Bibliographic Data Sheet	1	View
2023-07-13	`A...`	Amendment/Request for Reconsideration-After Non-Final Rejection	—	View
2023-07-13	`A...`	Amendment/Request for Reconsideration-After Non-Final Rejection	1	View
2023-07-13	`CLM`	Claims	6	View
2023-07-13	`REM`	Applicant Arguments/Remarks Made in an Amendment	9	View
2023-07-13	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2023-04-13	`CTNF`	Non-Final Rejection	16	View
2023-04-13	`892`	List of references cited by examiner	1	View
2023-04-13	`SRFW`	Search information including classification, databases and other search related notes	1	View
2023-04-13	`FWCLM`	Index of Claims	2	View
2023-04-13	`BIB`	Bibliographic Data Sheet	1	View
2023-04-13	`SRNT`	Examiner's search strategy and results	5	View
2023-03-23	`AMSB`	Amendment Submitted/Entered with Filing of Continued Prosecution Application (CPA)/Request for Continued Examination(RCE)	—	View
2023-03-23	`RCEX`	Request for Continued Examination (RCE)	3	View
2023-03-23	`N417`	Electronic Filing System Acknowledgment Receipt	3	View
2023-03-23	`N417.PYMT`	Electronic Fee Payment	2	View
2023-03-23	`AMSB`	Amendment Submitted/Entered with Filing of Continued Prosecution Application (CPA)/Request for Continued Examination(RCE)	1	View
2023-03-23	`CLM`	Claims	6	View
2023-03-23	`REM`	Applicant Arguments/Remarks Made in an Amendment	9	View
2023-03-23	`WFEE`	Fee Worksheet (SB06)	1	View
2022-12-23	`CTFR`	Final Rejection	15	View
2022-12-23	`892`	List of references cited by examiner	1	View
2022-12-23	`SRFW`	Search information including classification, databases and other search related notes	1	View
2022-12-23	`FWCLM`	Index of Claims	2	View
2022-12-23	`SRNT`	Examiner's search strategy and results	5	View
2022-12-23	`BIB`	Bibliographic Data Sheet	1	View
2022-09-20	`A...`	Amendment/Request for Reconsideration-After Non-Final Rejection	1	View
2022-09-20	`CLM`	Claims	5	View
2022-09-20	`REM`	Applicant Arguments/Remarks Made in an Amendment	8	View
2022-09-20	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2022-09-20	`A...`	Amendment/Request for Reconsideration-After Non-Final Rejection	—	View
2022-09-20	`WFEE`	Fee Worksheet (SB06)	1	View
2022-06-23	`CTNF`	Non-Final Rejection	12	View
2022-06-23	`892`	List of references cited by examiner	1	View
2022-06-23	`SRFW`	Search information including classification, databases and other search related notes	1	View
2022-06-23	`FWCLM`	Index of Claims	2	View
2022-06-23	`SRNT`	Examiner's search strategy and results	4	View
2022-06-23	`BIB`	Bibliographic Data Sheet	1	View
2022-05-12	`NTC.PUB`	Notice of Publication	1	View
2022-02-02	`ADS`	Application Data Sheet	1	View
2022-02-02	`R46C.REQ`	Request under 37CFR1.46(c) to correct, update, change applicant	2	View
2022-02-02	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2021-05-17	`N570`	Communication - Re: Power of Attorney (PTOL-308)	1	View
2021-05-12	`PA..`	Power of Attorney	2	View
2021-05-12	`R3.73`	Assignee showing of ownership per 37 CFR 3.73	2	View
2021-05-12	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2020-12-07	`APP.FILE.REC`	Filing Receipt	4	View
2020-12-07	`WFEE`	Fee Worksheet (SB06)	1	View
2020-12-03	`PEFR`	Applicant Response to Pre-Exam Formalities Notice	3	View
2020-12-03	`WFEE`	Fee Worksheet (SB06)	2	View
2020-12-03	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2020-11-24	`NTC.MISS.PRT`	Notice to File Missing Parts	2	View
2020-11-24	`WFEE`	Fee Worksheet (SB06)	1	View
2020-11-24	`APP.FILE.REC`	Filing Receipt	4	View
2020-11-12	`TRNA`	Transmittal of New Application	1	View
2020-11-12	`REM`	Applicant Arguments/Remarks Made in an Amendment	1	View
2020-11-12	`CLM`	Claims	5	View
2020-11-12	`A.PE`	Preliminary Amendment	1	View
2020-11-12	`ABST`	Abstract	1	View
2020-11-12	`CLM`	Claims	7	View
2020-11-12	`SPEC`	Specification	34	View
2020-11-12	`DRW`	Drawings-only black and white line drawings	18	View
2020-11-12	`ADS`	Application Data Sheet	8	View
2020-11-12	`OATH`	Oath or Declaration filed	4	View
2020-11-12	`WFEE`	Fee Worksheet (SB06)	2	View
2020-11-12	`N417`	Electronic Filing System Acknowledgment Receipt	3	View

Inventors

Daniel Jenner Lichtenwalner Raleigh, NC

Sei-Hyung Ryu Cary, NC

Woongsun Kim Cary, NC

Naeem Islam Morrisville, NC

Attorneys & Agents of Record

WAYNE ELLENBOGEN Reg. 43602 Attorney · MYERS BIGEL, P.A.

CHARLES JACOBSON Reg. 53061 Attorney · CREE, INC

NEEDHAM BODDIE Reg. 40519 Attorney · MYERS BIGEL SIBLEY AND SAJOVEC, LLP

SRIDEVI BASAVARAJU Reg. 66253 Agent · MYERS BIGEL P.A.

JAMES CANNON Reg. 35839 Attorney · MYERS BIGEL SIBLEY & SAJOVEC

ERIN BOBAY Reg. 66660 Attorney · MYERS BIGEL SIBLEY & SAJOVEC P.A.

JULIO GARCERAN DE VALL Reg. 37138 Attorney · CREE, INC.

HEIDI MCCRAY Reg. 83678 Attorney

RACHEL RUTLEDGE Reg. 66971 Attorney

ROHAN SABAPATHYPILLAI Reg. 51074 Attorney · MYERS BIGEL SIBLEY & SAJOVEC, PA

DAVID AYERS Reg. 40493 Attorney · MYERS BIGEL, P.A.

ANTHONY DEROSA Reg. 72221 Attorney · MYERS BIGEL, P.A.

JOHN MARBUT Reg. 78540 Agent · MYERS BIGEL, P.A.

JULIE RICHARDSON Reg. 40142 Attorney · MYERS BIGEL SIBLEY & SAJOVEC, PA

LAURA KELLEY Reg. 48441 Attorney · MYERS BIGEL SIBLEY AND SAJOVEC PA

SEOKHOON HONG Reg. 800020 Agent · MYERS BIGEL, P.A.

DAVID MOORE Reg. 42011 Attorney · MYERS BIGEL SIBLEY AND SAJOVEC, PA

STEPHEN PETROSKI Reg. 64947 Attorney · MYERS BIGEL SIBLEY & SAJOVEC, PA

LESLEY PASMAN Reg. 77859 Agent · MYERS BIGEL P.A.

MADISON WAYLAND Reg. 83111 Agent · MYERS BIGEL, P.A.

GRANT SCOTT Reg. 36925 Attorney · MYERS BIGEL SIBLEY AND SAJOVEC

ERIC NUSS Reg. 40106 Attorney · RAMPART COMMUNICATIONS

GEORGE PATSARIKAS Reg. 74670 Attorney · BURRIS LAW, PLLC

LORENA GOMEZ Reg. 81809 Attorney

ARMANDO CORONA Reg. 82952 Agent · MYERS BIGEL, P.A.

Classification

USPC 257/330

H10D64/513 H10D30/668 H10D62/127 H10D62/8325 H10D64/665 H10D30/0297 H10D12/031

Prosecution

Examiner: BEARDSLEY, JONAS TYLER
Art Unit: 2811
Customer No.: 65106
Docket No.: 5308.3111
Confirmation No.: 3054

Publication

Pub. No.: US20220149165A1
Pub. Date: 2022-05-12

U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, AS COLLATERAL AGENT

from WOLFSPEED, INC.

NOTICE OF GRANT OF SECURITY INTEREST IN INTELLECTUAL PROPERTY Recorded 2026-03-26

075280/0919 →

WOLFSPEED, INC.

from U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, AS COLLATERAL AGENT

RELEASE OF SECURITY INTEREST IN INTELLECTUAL PROPERTY COLLATERAL AT REEL/FRAME NO. 64185/0755 Recorded 2025-09-30

072989/0001 →

U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, AS COLLATERAL AGENT

from WOLFSPEED, INC.

NOTICE OF GRANT OF SECURITY INTEREST IN INTELLECTUAL PROPERTY Recorded 2025-09-30

072992/0113 →

U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, AS COLLATERAL AGENT

from WOLFSPEED, INC.

NOTICE OF GRANT OF SECURITY INTEREST IN INTELLECTUAL PROPERTY Recorded 2025-09-30

072992/0381 →

U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, AS COLLATERAL AGENT

from WOLFSPEED, INC.

NOTICE OF GRANT OF SECURITY INTEREST IN INTELLECTUAL PROPERTY Recorded 2025-09-30

072992/0467 →

U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, AS COLLATERAL AGENT

from WOLFSPEED, INC.

NOTICE OF GRANT OF SECURITY INTEREST IN INTELLECTUAL PROPERTY Recorded 2025-09-30

072992/0588 →

U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION

from WOLFSPEED, INC.

SECURITY INTEREST Recorded 2023-06-30

064185/0755 →

WOLFSPEED, INC.

from CREE, INC.

CHANGE OF NAME Recorded 2022-01-24

058823/0351 →

CREE, INC.

from ISLAM, NAEEM, KIM, WOONGSUN, LICHTENWALNER, DANIEL JENNER, RYU, SEI-HYUNG

ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded 2021-02-09

055198/0837 →

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Quick Facts

App. No.: 17/096,147
Filed: 2020-11-12
Pub. No.: US20220149165A1
Examiner: BEARDSLEY, JONAS TYLER
Art Unit: 2811

External Links

USPTO Patent Center↗ Pre-Grant Publication PDF↗