Prosecution Insights
Last updated: July 17, 2026
Application No. 18/688,357

PRESSURE VESSEL FOR HIGH-PRESSURE HYDROGEN GAS

Non-Final OA
Filed
Mar 01, 2024
Priority
Oct 04, 2021 — JP 2021-163676 +1 more
Examiner
VINEIS, FRANK J
Art Unit
Tech Center
Assignee
JFE Steel Corporation
OA Round
1 (Non-Final)
40%
Grant Probability
At Risk
1-2
OA Rounds
1y 4m
Est. Remaining
85%
With Interview

Examiner Intelligence

Grants only 40% of cases
40%
Career Allowance Rate
91 granted / 228 resolved
-20.1% vs TC avg
Strong +45% interview lift
Without
With
+44.8%
Interview Lift
resolved cases with interview
Typical timeline
3y 9m
Avg Prosecution
16 currently pending
Career history
240
Total Applications
across all art units

Statute-Specific Performance

§103
77.0%
+37.0% vs TC avg
§102
6.0%
-34.0% vs TC avg
§112
7.4%
-32.6% vs TC avg
Black line = Tech Center average estimate • Based on career data from 228 resolved cases

Prosecution Timeline

Mar 01, 2024
Application Filed
May 28, 2026
Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

Patent 12679621
SINGLE SLIT PATTERNED, TENSION-ACTIVATED, EXPANDING ARTICLES
4y 0m to grant Granted Jul 14, 2026
Patent 12653757
GLASS CONTAINER WITH INCREASED BREAKAGE RESISTANCE
2y 11m to grant Granted Jun 16, 2026
Patent 12643305
DECORATIVE SHEET AND METHOD FOR PRODUCING DECORATIVE SHEET
2y 5m to grant Granted Jun 02, 2026
Patent 12629719
DECORATIVE SHEET AND METHOD FOR PRODUCING DECORATIVE SHEET
1y 10m to grant Granted May 19, 2026
Patent 12594741
DECORATIVE SHEET, AND METHOD FOR PRODUCING DECORATIVE SHEET
1y 10m to grant Granted Apr 07, 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
40%
Grant Probability
85%
With Interview (+44.8%)
3y 9m (~1y 4m remaining)
Median Time to Grant
Low
PTA Risk
Based on 228 resolved cases by this examiner. Grant probability derived from career allowance rate.

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