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Office Actions › Dupont Safety & Construction Inc. › 19228341
Last updated: April 24, 2026
Application No. 19/228,341

Untitled Application

Unknown
Filed
3700
Examiner
NGUYEN, BAO-THIEU L
Art Unit
3732
Tech Center
DUPONT SAFETY & CONSTRUCTION, INC.
Assignee
Dupont Safety & Construction Inc.
OA Round
1 (Non-Final)
66%
Grant Probability
Favorable
1-2
OA Rounds
2y 6m
To Grant
92%
With Interview

Interview Optional

— +26.0% interview lift. This examiner has a relatively high allow rate; a written response may suffice.
Based on 677 resolved cases, 2023–2026

Examiner Intelligence

NGUYEN, BAO-THIEU L View full profile →
Grants 66% — above average
66%
Career Allow Rate
444 granted / 677 resolved
+5.6% vs TC avg
Strong +26% interview lift
Without
With
+26.0%
Interview Lift
resolved cases with interview
Typical timeline
2y 6m
Avg Prosecution
52 currently pending
Career history
729
Total Applications
across all art units

Statute-Specific Performance

§101
2.7%
-37.3% vs TC avg
§103
37.8%
-2.2% vs TC avg
§102
24.2%
-15.8% vs TC avg
§112
25.2%
-14.8% vs TC avg
Black line = Tech Center average estimate • Based on career data from 677 resolved cases

Prosecution Timeline

3700
Application Filed
Feb 10, 2026
Non-Final Rejection (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/618,316
Patent 12599193
METHOD CONCERNING THE APPLICATION OF A SOLE OBTAINED BENDING THE EDGES OF A FLAT NON-TRIMMED SOLE ON AN UPPER FOR OBTAINING A SHOE AND A THUS OBTAINED SHOE
2y 5m to grant Granted Apr 14, 2026
18/403,159
Patent 12593888
MULTI-LAYER HELMET AND METHOD FOR MAKING THE SAME
2y 5m to grant Granted Apr 07, 2026
17/794,198
Patent 12589012
SYSTEM AND METHOD FOR BRAIDING A PATIENT-CUSTOMIZED STENT
2y 5m to grant Granted Mar 31, 2026
18/540,519
Patent 12588738
RECYCLABLE FOOTWEAR ARTICLE
2y 5m to grant Granted Mar 31, 2026
18/731,491
Patent 12588726
MULTI-LAYER HELMET AND METHOD FOR MAKING THE SAME
2y 5m to grant Granted Mar 31, 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
66%
Grant Probability
92%
With Interview (+26.0%)
2y 6m
Median Time to Grant
Low
PTA Risk
Based on 677 resolved cases by this examiner. Grant probability derived from career allow rate.

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