Prosecution Insights
Last updated: October 25, 2026

Coretronic Projection (Kunshan) Corporation

Technology areas: Computing & Software • Semiconductors, Circuits & Optics

3 pending office actions • 2 art units • 3 examiners • 0 of 3 (0%) have an AI response strategy ready • 3 patents granted in the last 365 days

Analysis

Coretronic Projection (Kunshan) Corporation has 3 pending office actions in the Semiconductors, Circuits & Optics technology area. These actions are being processed in 2 distinct art units by 3 distinct examiners. CHOWDHURY, SULTAN U. is the busiest examiner, currently managing 1 pending office action. This indicates that while the art units are limited to 2, each of the 3 pending actions is being handled by a different examiner.

The involvement of 3 distinct examiners across 2 distinct art units suggests a decentralized prosecution strategy within a relatively focused technical area. For practitioners, this means that the outcome of each of the 3 pending office actions will depend on the specific standards of the individual examiner, such as CHOWDHURY, SULTAN U. There is no concentration of cases that would allow for a unified negotiation strategy with a single examiner. Instead, the Semiconductors, Circuits & Optics portfolio requires an approach that accounts for the different examination styles present across both distinct art units.

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

Portfolio Summary

3
Total Pending OAs
2
Non-Final OAs
1
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.

1
Hard (33%)
2
Medium (67%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only2 (67%)
Multi-statute (no §101)1 (33%)

Industry Mix

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

0
Life Sciences
0% of docket
1
Information Tech
33% of docket
0
Communications
0% of docket
2
Semiconductors
67% of docket
0
Mechanical / Eng
0% 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.

30 h
Manual time on pending OAs
6 h
Time saved (low, 20%)
10 h
Time saved (mid, 35%)
0.3 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
CHOWDHURY, SULTAN U. 1 89.6% +6.4%
LE, BAO-LUAN Q 1 52.3% +16.4%
NGUYEN, PHUONG H 1 62.7% +42.4%

Quick Wins (1)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
19008535 PROJECTION APPARATUS AND PROJECTION METHOD CHOWDHURY, SULTAN U. —

Hard Cases (1)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
18896924 LIGHT SOURCE CURRENT ADJUSTMENT DEVICE AND METHOD FOR PROJECTION DEVICE LE, BAO-LUAN Q —

Interview Candidates (2)

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 2 ordered by deadline are shown.

App #TitleExaminerDue in
18896924 LIGHT SOURCE CURRENT ADJUSTMENT DEVICE AND METHOD FOR PROJECTION DEVICE LE, BAO-LUAN Q —
18471306 CONTROL SYSTEM, CONTROL METHOD AND DISPLAY APPARATUS INCLUDED IN CONTROL SYSTEM NGUYEN, PHUONG H —

Top Art Units

Art UnitApps
2882 2
2174 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19008535 PROJECTION APPARATUS AND PROJECTION METHOD CHOWDHURY, SULTAN U. 2882 §103 Non-Final OA — Pending Jan 02, 2025
18896924 LIGHT SOURCE CURRENT ADJUSTMENT DEVICE AND METHOD FOR PROJECTION DEVICE LE, BAO-LUAN Q 2882 §102§103 Non-Final OA — Pending Sep 26, 2024
18471306 CONTROL SYSTEM, CONTROL METHOD AND DISPLAY APPARATUS INCLUDED IN CONTROL SYSTEM NGUYEN, PHUONG H 2174 §103 Final Rejection — Pending Sep 21, 2023

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Frequently Asked Questions

How many pending USPTO office actions does Coretronic Projection (Kunshan) Corporation have?

Coretronic Projection (Kunshan) Corporation has 3 pending office actions as of October 2026, spread across 2 art units and 3 examiners.

Which USPTO examiner handles the most Coretronic Projection (Kunshan) Corporation applications?

Sultan U. Chowdhury has the most, with 1 of Coretronic Projection (Kunshan) Corporation's pending office actions.

What technology area are Coretronic Projection (Kunshan) Corporation's patent applications in?

Mostly Semiconductors, Circuits & Optics (USPTO Tech Center 2800), based on where its pending office actions are examined.

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