Prosecution Insights
Last updated: July 17, 2026
Application No. 18/719,964

FLEXIBLE SHAFT COUPLING

Non-Final OA
Filed
Jun 14, 2024
Priority
Mar 11, 2022 — nonprovisional of PCTJP2022011000
Examiner
BINDA, GREGORY JOHN
Art Unit
3679
Tech Center
3600 — Transportation & Electronic Commerce
Assignee
Mitsubishi Electric Corporation
OA Round
1 (Non-Final)
81%
Grant Probability
Favorable
1-2
OA Rounds
4m
Est. Remaining
93%
With Interview

Examiner Intelligence

Grants 81% — above average
81%
Career Allowance Rate
1471 granted / 1818 resolved
+28.9% vs TC avg
Moderate +12% lift
Without
With
+11.9%
Interview Lift
resolved cases with interview
Typical timeline
2y 6m
Avg Prosecution
51 currently pending
Career history
1847
Total Applications
across all art units

Statute-Specific Performance

§101
1.0%
-39.0% vs TC avg
§103
33.0%
-7.0% vs TC avg
§102
40.6%
+0.6% vs TC avg
§112
24.2%
-15.8% vs TC avg
Black line = Tech Center average estimate • Based on career data from 1818 resolved cases

Prosecution Timeline

Jun 14, 2024
Application Filed
Apr 30, 2026
Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

Patent 12674485
COMPOSITE DRIVE SHAFTS
2y 10m to grant Granted Jul 07, 2026
Patent 12674491
PLUNGING TYPE CONSTANT VELOCITY UNIVERSAL JOINT
2y 4m to grant Granted Jul 07, 2026
Patent 12669152
TORQUE LIMITING FLEX PLATE ASSEMBLY
2y 9m to grant Granted Jun 30, 2026
Patent 12663046
CLUTCH WITH RADIAL SPRING
4y 3m to grant Granted Jun 23, 2026
Patent 12655876
DISC COUPLING
2y 8m to grant Granted Jun 16, 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
81%
Grant Probability
93%
With Interview (+11.9%)
2y 6m (~4m remaining)
Median Time to Grant
Low
PTA Risk
Based on 1818 resolved cases by this examiner. Grant probability derived from career allowance rate.

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