Prosecution Insights
Last updated: July 17, 2026
Application No. 18/615,198

Mechanical Windshield Wiper Blade Wear System

Non-Final OA
Filed
Mar 25, 2024
Priority
Jun 28, 2023 — provisional 63/523,749
Examiner
HORTON, ANDREW ALAN
Art Unit
3723
Tech Center
3700 — Mechanical Engineering & Manufacturing
Assignee
Illinois Tool Works Inc.
OA Round
1 (Non-Final)
81%
Grant Probability
Favorable
1-2
OA Rounds
3m
Est. Remaining
98%
With Interview

Examiner Intelligence

Grants 81% — above average
81%
Career Allowance Rate
620 granted / 767 resolved
+10.8% vs TC avg
Strong +18% interview lift
Without
With
+17.6%
Interview Lift
resolved cases with interview
Typical timeline
2y 7m
Avg Prosecution
23 currently pending
Career history
792
Total Applications
across all art units

Statute-Specific Performance

§101
0.4%
-39.6% vs TC avg
§103
67.6%
+27.6% vs TC avg
§102
16.1%
-23.9% vs TC avg
§112
15.0%
-25.0% vs TC avg
Black line = Tech Center average estimate • Based on career data from 767 resolved cases

Prosecution Timeline

Mar 25, 2024
Application Filed
Apr 10, 2026
Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

Patent 12678010
FLOOR CLEANING DEVICE WITH EXHAUST FILTRATION
3y 3m to grant Granted Jul 14, 2026
Patent 12680221
LAUNDRY FUR AND DEBRIS REMOVER
3y 3m to grant Granted Jul 14, 2026
Patent 12678007
AUTOMATIC CLEANING DEVICE CONTROL METHOD AND APPARATUS, AND MEDIUM AND ELECTRONIC DEVICE
2y 11m to grant Granted Jul 14, 2026
Patent 12680247
CURB BROOM DEVICE AND SYSTEM
2y 4m to grant Granted Jul 14, 2026
Patent 12667233
HANDHELD EXTRACTION CLEANER
1y 12m to grant Granted Jun 30, 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
98%
With Interview (+17.6%)
2y 7m (~3m remaining)
Median Time to Grant
Low
PTA Risk
Based on 767 resolved cases by this examiner. Grant probability derived from career allowance rate.

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