Prosecution Insights
Last updated: October 25, 2026

Duplo Seiko Corporation

Technology areas: Communications • Transportation, E-Commerce & Mechanical Systems • Medical Devices & Mechanical Engineering

4 pending office actions • 3 art units • 4 examiners • 0 of 4 (0%) have an AI response strategy ready • 3 patents granted in the last 365 days

Analysis

Duplo Seiko Corporation currently manages 4 pending office actions in the Medical Devices & Mechanical Engineering technology area. These matters are distributed across 3 distinct art units, showing a relatively concentrated technical focus with some internal variety. The portfolio is handled by 4 distinct examiners, which means that every one of the 4 pending office actions is being reviewed by a different person.

The busiest examiner, JALLOW, EYAMINDAE CHOSSAN, is responsible for 1 pending office action. This reflects an even distribution of the workload, as each of the 4 distinct examiners is assigned exactly one action. Because the 4 pending office actions are distributed across 3 distinct art units, the company must navigate several different administrative paths. This structure requires the company to tailor its prosecution strategies to the specific preferences of 4 distinct examiners, as no single examiner dominates the current Medical Devices & Mechanical Engineering docket.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Portfolio Summary

4
Total Pending OAs
4
Non-Final OAs
0
Final Rejections
0
Advisory / Quayle

Case Difficulty Mix

Difficulty is derived from the rejection statutes on the most recent pending office action. §101-driven and multi-statute cases are graded Hard; §112-only and obviousness-type double-patenting cases are graded Easy; everything else is Medium. "Unknown" means we have not yet parsed a statute for that office action.

2
Hard (50%)
1
Medium (25%)
1
Easy (25%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§102 only1 (25%)
§112 only1 (25%)
Multi-statute (no §101)2 (50%)

Industry Mix

How the docket's pending cases split across USPTO tech-center bands.

0
Life Sciences
0% of docket
0
Information Tech
0% of docket
1
Communications
25% of docket
0
Semiconductors
0% of docket
3
Mechanical / Eng
75% of docket
0
Business / Other
0% of docket

Time-on-OA Estimate

Manual office-action response work runs about 10 hours per case. The time-saved bands below show what IP Author's prosecution pipeline typically delivers — a conservative 20% on the low end, 35% in the middle, 50% on the high end.

40 h
Manual time on pending OAs
8 h
Time saved (low, 20%)
14 h
Time saved (mid, 35%)
0.3 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
JALLOW, EYAMINDAE CHOSSAN 1 78.5% +20.1%
KOSKY, JUSTIN THOMAS 1 — —
SABAH, HARIS 1 77.2% +15.4%
TAWFIK, SAMEH 1 63.1% +31.5%

Hard Cases (2)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 2 ordered by deadline are shown.

App #TitleExaminerDue in
19041168 STACKING DEVICE AND MACHINING PROCESSING DEVICE INCLUDING THE SAME KOSKY, JUSTIN THOMAS —
18564409 FOLDING APPARATUS TAWFIK, SAMEH —

Interview Candidates (3)

Cases in front of an examiner whose interview lift is 10 percentage points or more — i.e. interviewed cases historically resolve more favorably than non-interviewed ones. The top 3 ordered by deadline are shown.

App #TitleExaminerDue in
19219028 APPARATUS FOR PROCESSING SHEETS JALLOW, EYAMINDAE CHOSSAN —
18957987 APPARATUS FOR PROCESSING SHEETS SABAH, HARIS —
18564409 FOLDING APPARATUS TAWFIK, SAMEH —

Top Art Units

Art UnitApps
3731 2
3655 1
2682 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19219028 APPARATUS FOR PROCESSING SHEETS JALLOW, EYAMINDAE CHOSSAN 3731 §112 Non-Final OA — Pending May 27, 2025
19041168 STACKING DEVICE AND MACHINING PROCESSING DEVICE INCLUDING THE SAME KOSKY, JUSTIN THOMAS 3655 §102§112 Non-Final OA — Pending Jan 30, 2025
18957987 APPARATUS FOR PROCESSING SHEETS SABAH, HARIS 2682 §102 Non-Final OA — Pending Nov 25, 2024
18564409 FOLDING APPARATUS TAWFIK, SAMEH 3731 §103§112 Non-Final OA — Pending Nov 27, 2023

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Frequently Asked Questions

How many pending USPTO office actions does Duplo Seiko Corporation have?

Duplo Seiko Corporation has 4 pending office actions as of October 2026, spread across 3 art units and 4 examiners.

Which USPTO examiner handles the most Duplo Seiko Corporation applications?

Eyamindae Chossan Jallow has the most, with 1 of Duplo Seiko Corporation's pending office actions.

What technology area are Duplo Seiko Corporation's patent applications in?

Mostly Medical Devices & Mechanical Engineering (USPTO Tech Center 3700), based on where its pending office actions are examined.

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