Prosecution Insights
Last updated: July 17, 2026
Application No. 18/842,243

SHEET COMPRISING A COMPOSITE MATERIAL OF A POLYMER AND HEXAGONAL BORON NITRIDE PARTICLES AND PROCESSES FOR PRODUCING THE SAME

Non-Final OA
Filed
Aug 28, 2024
Priority
Mar 24, 2022 — provisional 63/323,189 +1 more
Examiner
VO, HAI
Art Unit
1788
Tech Center
1700 — Chemical & Materials Engineering
Assignee
3M Innovative Properties Company
OA Round
1 (Non-Final)
57%
Grant Probability
Moderate
1-2
OA Rounds
1y 3m
Est. Remaining
99%
With Interview

Examiner Intelligence

Grants 57% of resolved cases
57%
Career Allowance Rate
694 granted / 1218 resolved
-8.0% vs TC avg
Strong +72% interview lift
Without
With
+72.3%
Interview Lift
resolved cases with interview
Typical timeline
3y 2m
Avg Prosecution
50 currently pending
Career history
1279
Total Applications
across all art units

Statute-Specific Performance

§101
0.2%
-39.8% vs TC avg
§103
71.2%
+31.2% vs TC avg
§102
2.5%
-37.5% vs TC avg
§112
3.6%
-36.4% vs TC avg
Black line = Tech Center average estimate • Based on career data from 1218 resolved cases

Prosecution Timeline

Aug 28, 2024
Application Filed
Jun 05, 2026
Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

Patent 12680227
BREATHABLE LAYERED FLEXIBLE MATERIAL, METHODS AND USES THEREOF
3y 4m to grant Granted Jul 14, 2026
Patent 12668039
WATERPROOF SOUND-TRANSMITTING SHEET AND METHOD FOR MANUFACTURING WATERPROOF SOUND-TRANSMITTING SHEET
2y 11m to grant Granted Jun 30, 2026
Patent 12663038
SEALING MATERIAL, ASSEMBLY AND USE OF A SEALING MATERIAL
5y 1m to grant Granted Jun 23, 2026
Patent 12655310
EXPANDED COATING, PREPARATION METHOD AND USE THEREOF, AND PERMANENT MAGNET COMPRISING SAME
2y 8m to grant Granted Jun 16, 2026
Patent 12623444
LAMINATE
3y 7m to grant Granted May 12, 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
57%
Grant Probability
99%
With Interview (+72.3%)
3y 2m (~1y 3m remaining)
Median Time to Grant
Low
PTA Risk
Based on 1218 resolved cases by this examiner. Grant probability derived from career allowance rate.

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