Prosecution Insights
Last updated: July 17, 2026
Application No. 18/568,932

ORE CRUSHING METHOD AND PELLET PRODUCTION METHOD

Non-Final OA
Filed
Dec 11, 2023
Priority
Jun 11, 2021 — JP 2021-097698 +1 more
Examiner
YANG, JIE
Art Unit
1734
Tech Center
1700 — Chemical & Materials Engineering
Assignee
JFE Steel Corporation
OA Round
1 (Non-Final)
62%
Grant Probability
Moderate
1-2
OA Rounds
10m
Est. Remaining
82%
With Interview

Examiner Intelligence

Grants 62% of resolved cases
62%
Career Allowance Rate
773 granted / 1244 resolved
-2.9% vs TC avg
Strong +19% interview lift
Without
With
+19.4%
Interview Lift
resolved cases with interview
Typical timeline
3y 5m
Avg Prosecution
48 currently pending
Career history
1305
Total Applications
across all art units

Statute-Specific Performance

§101
0.2%
-39.8% vs TC avg
§103
68.4%
+28.4% vs TC avg
§102
3.7%
-36.3% vs TC avg
§112
2.1%
-37.9% vs TC avg
Black line = Tech Center average estimate • Based on career data from 1244 resolved cases

Prosecution Timeline

Dec 11, 2023
Application Filed
Mar 26, 2026
Non-Final Rejection mailed
Jun 02, 2026
Interview Requested
Jun 15, 2026
Examiner Interview Summary
Jun 15, 2026
Applicant Interview (Telephonic)

Precedent Cases

Applications granted by this same examiner with similar technology

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HIGH STRENGTH, COMBUSTION-RESISTANT, TUBE-EXTRUDABLE AIRCRAFT-GRADE MAGNESIUM ALLOY
2y 3m to grant Granted Jun 23, 2026
Patent 12662715
COMPREHENSIVE UTILIZATION METHOD FOR VALUABLE ELEMENTS IN HYDROMETALLURGICAL SLAG OF LATERITE NICKEL ORE
1y 6m to grant Granted Jun 23, 2026
Patent 12655494
HOT-ROLLED STEEL SHEET
3y 5m to grant Granted Jun 16, 2026
Patent 12649959
BIOMASS PYROLYSIS INTEGRATED WITH BIO-REDUCTION OF METAL ORES, HYDROGEN PRODUCTION, AND/OR ACTIVATED-CARBON PRODUCTION
4y 6m to grant Granted Jun 09, 2026
Patent 12644170
AL-FE-ALLOY PLATED STEEL SHEET FOR HOT FORMING, HAVING EXCELLENT TWB WELDING CHARACTERISTICS, HOT FORMING MEMBER, AND MANUFACTURING METHODS THEREFOR
2y 3m to grant Granted Jun 02, 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
62%
Grant Probability
82%
With Interview (+19.4%)
3y 5m (~10m remaining)
Median Time to Grant
Low
PTA Risk
Based on 1244 resolved cases by this examiner. Grant probability derived from career allowance rate.

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