Prosecution Insights
Last updated: July 17, 2026
Application No. 18/427,691

MINIMIZING RADICAL RECOMBINATION USING ALD SILICON OXIDE SURFACE COATING WITH INTERMITTENT RESTORATION PLASMA

Non-Final OA
Filed
Jan 30, 2024
Priority
Mar 26, 2015 — provisional 62/138,810 +3 more
Examiner
SWEELY, KURT D
Art Unit
1718
Tech Center
1700 — Chemical & Materials Engineering
Assignee
Lam Research Corporation
OA Round
1 (Non-Final)
53%
Grant Probability
Moderate
1-2
OA Rounds
1y 3m
Est. Remaining
88%
With Interview

Examiner Intelligence

Grants 53% of resolved cases
53%
Career Allowance Rate
117 granted / 221 resolved
-12.1% vs TC avg
Strong +35% interview lift
Without
With
+35.0%
Interview Lift
resolved cases with interview
Typical timeline
3y 8m
Avg Prosecution
58 currently pending
Career history
275
Total Applications
across all art units

Statute-Specific Performance

§103
84.0%
+44.0% vs TC avg
§102
3.6%
-36.4% vs TC avg
§112
10.4%
-29.6% vs TC avg
Black line = Tech Center average estimate • Based on career data from 221 resolved cases

Prosecution Timeline

Jan 30, 2024
Application Filed
Apr 30, 2026
Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

Patent 12683127
GACHEMICAL VAPOR DEPOSITION APPARATUS WITH CLEANING GAS FLOW GUIDING MEMBER
3y 7m to grant Granted Jul 14, 2026
Patent 12668878
SUBSTRATE PROCESSING APPARATUS
4y 5m to grant Granted Jun 30, 2026
Patent 12666908
PURGE NOZZLE ASSEMBLY AND SEMICONDUCTOR PROCESSING ASSEMBLY INCLUDING THE PURGE NOZZLE ASSEMBLY
5y 1m to grant Granted Jun 23, 2026
Patent 12658408
APPARATUS AND METHOD FOR TREATING SUBSTRATE
4y 8m to grant Granted Jun 16, 2026
Patent 12652989
SUPPORTING UNIT AND SUBSTRATE TREATING APPARATUS INCLUDING THE SAME
4y 6m to grant Granted Jun 09, 2026
Study what changed to get past this examiner. Based on 5 most recent grants.

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Prosecution Projections

1-2
Expected OA Rounds
53%
Grant Probability
88%
With Interview (+35.0%)
3y 8m (~1y 3m remaining)
Median Time to Grant
Low
PTA Risk
Based on 221 resolved cases by this examiner. Grant probability derived from career allowance rate.

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