Prosecution Insights
Last updated: October 25, 2026

Duk San Neolux Co., Ltd.

Technology area: Chemistry & Materials

20 pending office actions • 10 art units • 17 examiners • 0 of 20 (0%) have an AI response strategy ready • 21 patents granted in the last 365 days

Analysis

Duk San Neolux Co., Ltd. has 18 pending office actions in Chemistry & Materials. The matters are assigned to 16 distinct examiners and 10 distinct art units, reflecting a portfolio distributed across multiple examination settings.

CHAMPION, RICHARD DAVID is the busiest examiner, with 2 pending matters. No single examiner carries a large share of the listed workload, so prosecution planning should emphasize matter-level review and art-unit awareness. A common internal position on claim scope may still support consistency across the separate examiner relationships.

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

Portfolio Summary

20
Total Pending OAs
12
Non-Final OAs
8
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 5 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

2
Overdue
1
Due this week
1
Due this month
1
Due in next 60 days
0
Due later

Deadline Fire Line

Every pending office action with a known statutory deadline, placed on a days-until-due axis. Dots left of Today are overdue; the further right, the more runway. Cases that share a deadline window stack vertically. 5 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (2)Due ≤ 7 days (1)Due ≤ 30 days (1)Due ≤ 60 days (1)

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.

6
Hard (30%)
11
Medium (55%)
3
Easy (15%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only11 (55%)
§112 only3 (15%)
Multi-statute (no §101)6 (30%)

Industry Mix

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

18
Life Sciences
90% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
2
Semiconductors
10% 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.

200 h
Manual time on pending OAs
40 h
Time saved (low, 20%)
70 h
Time saved (mid, 35%)
1.8 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
CHAMPION, RICHARD DAVID 2 46.2% +11.1%
GARRETT, DAWN L 2 72.7% +10.2%
DAHLBURG, ELIZABETH M 2 51.5% +41.2%
VETERE, ROBERT A 1 61.5% +12.8%
ELHILO, EISA B 1 82.9% +16.2%
CULBERT, CHRISTOPHER A 1 42.4% +7.5%
GARCES, NELSON Y 1 80.7% +3.7%
HEINCER, LIAM J 1 55.8% +26.0%
NGUYEN, VU ANH 1 83.3% +15.8%
DELCOTTO, GREGORY R 1 54.1% +75.7%

Quick Wins (2)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 2 ordered by deadline are shown.

App #TitleExaminerDue in
18707680 PHOTOSENSITIVE COMPOSITION REACTIVE DYE AND PHOTO-CURABLE COMPOSITION WITH REACTIVE DYE ELHILO, EISA B —
18735534 METHOD FOR PREPARING PIXEL DEFINING LAYER GARCES, NELSON Y —

Hard Cases (6)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 6 ordered by deadline are shown.

App #TitleExaminerDue in
18004486 COMPOUND FOR ORGANIC ELECTRONIC ELEMENT, ORGANIC ELECTRONIC ELEMENT USING SAME, AND ELECTRONIC DEVICE THEREOF ROBINSON, CHANCEITY N 5d overdue
17998210 ORGANIC ELECTRONIC ELEMENT COMPRISING COMPOUND FOR ORGANIC ELECTRONIC ELEMENT, AND ELECTRONIC DEVICE THEREOF GARRETT, DAWN L 26d
19243830 METHOD FOR PREPARING PIXEL DEFINE LAYER VETERE, ROBERT A —
18658162 RESIN, RESIN COMPOSITION AND DISPLAY DEVICE USING THE SAME HEINCER, LIAM J —
18614178 COMPOUND FOR ORGANIC ELECTRONIC ELEMENT, ORGANIC ELECTRONIC ELEMENT USING THE SAME, AND AN ELECTRONIC DEVICE THEREOF NGUYEN, VU ANH —
17759010 COMPOUND FOR ORGANIC ELECTRIC ELEMENT, ORGANIC ELECTRIC ELEMENT USING SAME, AND ELECTRONIC DEVICE HAVING SAME DAHLBURG, ELIZABETH M —

Interview Candidates (11)

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 8 ordered by deadline are shown.

App #TitleExaminerDue in
17631552 ORGANIC ELECTRONIC DEVICE DAHLBURG, ELIZABETH M 3d overdue
17998210 ORGANIC ELECTRONIC ELEMENT COMPRISING COMPOUND FOR ORGANIC ELECTRONIC ELEMENT, AND ELECTRONIC DEVICE THEREOF GARRETT, DAWN L 26d
18525199 THINNER COMPOSITION FOR REMOVING PHOTOSENSITIVE RESIN INCLUDING COLORANT DELCOTTO, GREGORY R 39d
19243830 METHOD FOR PREPARING PIXEL DEFINE LAYER VETERE, ROBERT A —
18707680 PHOTOSENSITIVE COMPOSITION REACTIVE DYE AND PHOTO-CURABLE COMPOSITION WITH REACTIVE DYE ELHILO, EISA B —
18658162 RESIN, RESIN COMPOSITION AND DISPLAY DEVICE USING THE SAME HEINCER, LIAM J —
18614178 COMPOUND FOR ORGANIC ELECTRONIC ELEMENT, ORGANIC ELECTRONIC ELEMENT USING THE SAME, AND AN ELECTRONIC DEVICE THEREOF NGUYEN, VU ANH —
18487587 METHOD FOR PREPARING PIXEL DEFINE LAYER CHAMPION, RICHARD DAVID —

Top Art Units

Art UnitApps
1786 7
1737 4
1761 2
1715 1
2815 1
2814 1
1767 1
1762 1
1766 1
1734 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19243830 METHOD FOR PREPARING PIXEL DEFINE LAYER VETERE, ROBERT A 1715 §102§103 Non-Final OA — Pending Jun 20, 2025
18707680 PHOTOSENSITIVE COMPOSITION REACTIVE DYE AND PHOTO-CURABLE COMPOSITION WITH REACTIVE DYE ELHILO, EISA B 1761 §112 Non-Final OA — Pending Nov 25, 2024
18946259 COMPOUND FOR ORGANIC ELECTRIC ELEMENT, ORGANIC ELECTRIC ELEMENT COMPRISING THE SAME, AND ELECTRONIC DEVICE THEREOF CULBERT, CHRISTOPHER A 2815 §103 Non-Final OA — Pending Nov 21, 2024
18735534 METHOD FOR PREPARING PIXEL DEFINING LAYER GARCES, NELSON Y 2814 §112 Non-Final OA — Pending Jun 06, 2024
18658162 RESIN, RESIN COMPOSITION AND DISPLAY DEVICE USING THE SAME HEINCER, LIAM J 1767 §103§112Other Non-Final OA — Pending May 08, 2024
18614178 COMPOUND FOR ORGANIC ELECTRONIC ELEMENT, ORGANIC ELECTRONIC ELEMENT USING THE SAME, AND AN ELECTRONIC DEVICE THEREOF NGUYEN, VU ANH 1762 §102§103§112 Non-Final OA — Pending Mar 22, 2024
18525199 THINNER COMPOSITION FOR REMOVING PHOTOSENSITIVE RESIN INCLUDING COLORANT DELCOTTO, GREGORY R 1761 §103 Final Rejection 39d Pending Nov 30, 2023
18487587 METHOD FOR PREPARING PIXEL DEFINE LAYER CHAMPION, RICHARD DAVID 1737 §103 Final Rejection — Pending Oct 16, 2023
18373936 PHOTOSENSITIVE RESIN COMPOSITION AND DISPLAY DEVICE CHAMPION, RICHARD DAVID 1737 §103 Final Rejection — Pending Sep 27, 2023
18247703 RESIN, RESIN COMPOSITION, AND DISPLAY DEVICE USING THE SAME BHUSHAN, KUMAR R 1766 §103Other Non-Final OA — Pending Apr 03, 2023
18018315 COMPOUND FOR ORGANIC ELECTRIC ELEMENT, ORGANIC ELECTRIC ELEMENT USING THE SAME, AND AN ELECTRONIC DEVICE THEREOF GARRETT, DAWN L 1786 §103 Final Rejection — Pending Jan 27, 2023
18004486 COMPOUND FOR ORGANIC ELECTRONIC ELEMENT, ORGANIC ELECTRONIC ELEMENT USING SAME, AND ELECTRONIC DEVICE THEREOF ROBINSON, CHANCEITY N 1737 §102§103§112 Final Rejection 5d overdue Pending Jan 06, 2023
17998210 ORGANIC ELECTRONIC ELEMENT COMPRISING COMPOUND FOR ORGANIC ELECTRONIC ELEMENT, AND ELECTRONIC DEVICE THEREOF GARRETT, DAWN L 1786 §103§112 Final Rejection 26d Pending Nov 08, 2022
18053412 QUANTUM DOT-LIGAND COMPOSITE, PHOTOSENSITIVE RESIN COMPOSITION, OPTICAL FILM, ELECTROLUMINESCENT DIODE, AND ELECTRONIC DEVICE EDMONDSON, LYNNE RENEE 1734 §103 Final Rejection — Pending Nov 08, 2022
17995714 COMPOUND FOR ORGANIC ELECTRICAL ELEMENT, ORGANIC ELECTRICAL ELEMENT USING SAME, AND ELECTRONIC DEVICE COMPRISING SAME WATSON, BRAELYN 1786 §103 Final Rejection — Pending Oct 07, 2022
17995023 COMPOUND FOR ORGANIC ELECTRIC DEVICE, ORGANIC ELECTRIC DEVICE USING SAME, AND ELECTRONIC DEVICE THEREOF JEON, SEOKMIN 1786 §103 Non-Final OA — Pending Sep 29, 2022
17759010 COMPOUND FOR ORGANIC ELECTRIC ELEMENT, ORGANIC ELECTRIC ELEMENT USING SAME, AND ELECTRONIC DEVICE HAVING SAME DAHLBURG, ELIZABETH M 1786 §102§103 Non-Final OA — Pending Jul 18, 2022
17758382 COMPOUND FOR ORGANIC ELECTRICAL ELEMENT, ORGANIC ELECTRICAL ELEMENT USING SAME, AND ELECTRONIC DEVICE THEREOF YANG, JAY LEE 1786 §112 Non-Final OA 5d Pending Jul 05, 2022
17652515 PHOTO-SENSITIVE COMPOSITION FOR INSULATING FILM FOR TOUCH PANEL OF ORGANIC LIGHT EMITTING DISPLAY DEVICE CHU, JOHN S Y 1737 §103 Non-Final OA — Pending Feb 25, 2022
17631552 ORGANIC ELECTRONIC DEVICE DAHLBURG, ELIZABETH M 1786 §103 Non-Final OA 3d overdue Pending Jan 31, 2022

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Frequently Asked Questions

How many pending USPTO office actions does Duk San Neolux Co., Ltd. have?

Duk San Neolux Co., Ltd. has 20 pending office actions as of October 2026, spread across 10 art units and 17 examiners.

Which USPTO examiner handles the most Duk San Neolux Co., Ltd. applications?

Richard David Champion has the most, with 2 of Duk San Neolux Co., Ltd.'s pending office actions.

What technology area are Duk San Neolux Co., Ltd.'s patent applications in?

Mostly Chemistry & Materials (USPTO Tech Center 1700), based on where its pending office actions are examined.

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