Prosecution Insights
Last updated: July 17, 2026
Application No. 18/431,015

UTILIZATION OF SULFUR POWDER IN CEMENTITIOUS MATERIALS

Non-Final OA
Filed
Feb 02, 2024
Examiner
GUINO-O UZZLE, MARITES A
Art Unit
Tech Center
Assignee
Saudi Arabian Oil Company
OA Round
1 (Non-Final)
70%
Grant Probability
Favorable
1-2
OA Rounds
8m
Est. Remaining
84%
With Interview

Examiner Intelligence

Grants 70% — above average
70%
Career Allowance Rate
132 granted / 190 resolved
+9.5% vs TC avg
Moderate +15% lift
Without
With
+14.6%
Interview Lift
resolved cases with interview
Typical timeline
3y 1m
Avg Prosecution
51 currently pending
Career history
239
Total Applications
across all art units

Statute-Specific Performance

§101
1.3%
-38.7% vs TC avg
§103
83.7%
+43.7% vs TC avg
§102
2.2%
-37.8% vs TC avg
§112
4.5%
-35.5% vs TC avg
Black line = Tech Center average estimate • Based on career data from 190 resolved cases

Prosecution Timeline

Feb 02, 2024
Application Filed
May 22, 2026
Non-Final Rejection mailed
Jul 07, 2026
Interview Requested

Precedent Cases

Applications granted by this same examiner with similar technology

Patent 12668731
ICE MELT AND TRACTION ENHANCEMENT COMPOSITIONS, AND RELATED METHODS
3y 6m to grant Granted Jun 30, 2026
Patent 12643265
SEPARATION FLUID, METHOD AND APPARATUS FOR RECYCLING MULTILAYER MATERIAL USING A PASSIVATION AGENT
5y 6m to grant Granted Jun 02, 2026
Patent 12643822
METHOD AND COMPOSITION FOR CONSTRUCTING SCIENTIFICALLY ENGINEERED AND CONSTRUCTED UNPAVED RUNWAYS
4y 10m to grant Granted Jun 02, 2026
Patent 12643823
GYPSUM BASED BUILDING MATERIAL
4y 11m to grant Granted Jun 02, 2026
Patent 12643192
POLISHING PAD, METHOD FOR MANUFACTURING THE SAME, AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE USING THE SAME
4y 1m 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
70%
Grant Probability
84%
With Interview (+14.6%)
3y 1m (~8m remaining)
Median Time to Grant
Low
PTA Risk
Based on 190 resolved cases by this examiner. Grant probability derived from career allowance rate.

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