Prosecution Insights
Last updated: October 01, 2026

Foshan Nationstar Optoelectronics Co. Ltd.

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

4 pending office actions • 3 art units • 4 examiners • 0 of 4 (0%) have an AI response strategy ready • 8 patents granted in the last 365 days

Analysis

Foshan Nationstar Optoelectronics Co. Ltd. is managing 4 pending office actions in the Semiconductors, Circuits & Optics technology area. These actions are distributed among 4 distinct examiners and 3 distinct art units. This indicates that each pending matter is handled by a different examiner, with the work spread across three technical groups. The presence of 3 distinct art units for 4 pending office actions suggests a variety of technical classifications within the company's semiconductor portfolio.

Michael Chiang is the busiest examiner for the company, currently overseeing 1 pending office action. With 4 pending office actions and 4 distinct examiners, the workload is evenly split, and the busiest examiner pending count is 1. This distribution means that the company's prosecution success is not tied to any single individual. Instead, the company must navigate the requirements of 4 distinct examiners across 3 distinct art units. This variety in the 4 pending office actions requires a flexible strategy that can address the specific technical standards of each art unit while responding to the unique perspectives of the four different examiners involved.

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

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 1 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

1
Overdue
0
Due this week
0
Due this month
0
Due in next 60 days
0
Due later

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.

3
Hard (75%)
0
Medium (0%)
1
Easy (25%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§112 only1 (25%)
Multi-statute (no §101)3 (75%)

Industry Mix

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

0
Life Sciences
0% of docket
1
Information Tech
25% of docket
0
Communications
0% of docket
2
Semiconductors
50% of docket
0
Mechanical / Eng
0% of docket
1
Business / Other
25% 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
CHIANG, MICHAEL 1 70.7% +21.6%
GREWAL, HEIM KIRIN 1 90.2% +2.4%
BAIG, ANEESA RIAZ 1 93.8% +7.9%
STCLAIR, ANDREW D 1 60.2% +25.3%

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
18509924 OPTOCOUPLER, LEAD FRAME AND MANUFACTURING METHOD THEREFOR BAIG, ANEESA RIAZ —

Hard Cases (3)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 3 ordered by deadline are shown.

App #TitleExaminerDue in
17605586 Light Emitting Lamp Bead and Lamp STCLAIR, ANDREW D 520d overdue
18718157 LED BACKLIGHT SOURCE AND MANUFACTURING METHOD THEREFOR CHIANG, MICHAEL —
18648434 LED DISPLAY DEVICE ARRAY, LED DISPLAY DEVICE, AND DISPLAY PANEL GREWAL, HEIM KIRIN —

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
17605586 Light Emitting Lamp Bead and Lamp STCLAIR, ANDREW D 520d overdue
18718157 LED BACKLIGHT SOURCE AND MANUFACTURING METHOD THEREFOR CHIANG, MICHAEL —

Top Art Units

Art UnitApps
2875 1
2814 1
2178 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18718157 LED BACKLIGHT SOURCE AND MANUFACTURING METHOD THEREFOR CHIANG, MICHAEL 2875 §102§103 Non-Final OA — Pending Jun 10, 2024
18648434 LED DISPLAY DEVICE ARRAY, LED DISPLAY DEVICE, AND DISPLAY PANEL GREWAL, HEIM KIRIN — §102§103§112 Non-Final OA — Pending Apr 28, 2024
18509924 OPTOCOUPLER, LEAD FRAME AND MANUFACTURING METHOD THEREFOR BAIG, ANEESA RIAZ 2814 §112 Non-Final OA — Pending Nov 15, 2023
17605586 Light Emitting Lamp Bead and Lamp STCLAIR, ANDREW D 2178 §102§103 Non-Final OA 520d overdue Pending Oct 22, 2021

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