Prosecution Insights
Last updated: May 29, 2026
Application No. 17/986,977

SPLIT-GATE MOSFET AND MANUFACTURING METHOD THEREOF

Non-Final OA
Filed
Nov 15, 2022
Priority
Dec 29, 2021 — CN 202111635879.3
Examiner
MAI, ANH D
Art Unit
2893
Tech Center
2800 — Semiconductors & Electrical Systems
Assignee
Hangzhou Silicon-Magic Semiconductor Technology Co. Ltd.
OA Round
3 (Non-Final)
38%
Grant Probability
At Risk
3-4
OA Rounds
1m
Est. Remaining
48%
With Interview

Examiner Intelligence

Grants only 38% of cases
38%
Career Allowance Rate
262 granted / 697 resolved
-30.4% vs TC avg
Moderate +10% lift
Without
With
+9.9%
Interview Lift
resolved cases with interview
Typical timeline
3y 7m
Avg Prosecution
29 currently pending
Career history
754
Total Applications
across all art units

Statute-Specific Performance

§101
0.3%
-39.7% vs TC avg
§103
82.6%
+42.6% vs TC avg
§102
11.7%
-28.3% vs TC avg
§112
5.1%
-34.9% vs TC avg
Black line = Tech Center average estimate • Based on career data from 697 resolved cases

Prosecution Timeline

Show 2 earlier events
Jun 26, 2025
Response Filed
Jun 26, 2025
Response after Non-Final Action
Jul 02, 2025
Response Filed
Sep 11, 2025
Final Rejection mailed
Dec 11, 2025
Response after Non-Final Action
Mar 10, 2026
Request for Continued Examination
Mar 19, 2026
Response after Non-Final Action
Mar 25, 2026
Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

Patent 12615863
IMAGE SENSOR HAVING AN ACTIVE PATTERN OF METAL OXIDE SEMICONDUCTOR DOPED WITH NITROGEN DISPOSED ON A HYDROGEN BLOCKING LAYER
4y 3m to grant Granted Apr 28, 2026
Patent 12615917
DISPLAY DEVICE HAVING A SEMICONDUCTOR LAYER INCLUDING A THIRD PORTION EXTENDING IN A THIRD DRECTION DIRECTLY CONNECTING TO A FIRST PORTION AND A SECOND PORTION THAT EXTENDING IN DIFFERENT DIRECTIONS
1y 9m to grant Granted Apr 28, 2026
Patent 12604627
A METHOD OF MANUFACTURING AN ORGANIC LIGHT-EMITTING DISPLAY DEVICE INCLUDING FORMING THE PIXEL DEFINER BY MELTING THE PIXEL DEFINER MATERIAL LAYER PATTERNED ON THE PIXEL ELECTRODE PATTERN
5y 6m to grant Granted Apr 14, 2026
Patent 12581699
VDMOS HAVING AN EDGE TERMINATION REGION WITH DOPING CONCENTRATION DECREASING FROM INNER REGION TOWARD THE EDGE
5y 11m to grant Granted Mar 17, 2026
Patent 12557274
METHODS USED IN FORMING A MEMORY ARRAY COMPRISING STRINGS OF MEMORY CELLS INCLUDING SELECTIVELY ETCHING SACRIFICIAL MATERIAL IN A MEMORY-CELL REGION SELECTIVELY RELATIVE TO INSULATING, INSULATOR AND/OR INSULATIVE MATERIAL(S) TO FORM VOID SPACES BETWEEN CONDUCTIVE TIERS
3y 10m to grant Granted Feb 17, 2026
Study what changed to get past this examiner. Based on 5 most recent grants.

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Prosecution Projections

3-4
Expected OA Rounds
38%
Grant Probability
48%
With Interview (+9.9%)
3y 7m (~1m remaining)
Median Time to Grant
High
PTA Risk
Based on 697 resolved cases by this examiner. Grant probability derived from career allowance rate.

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