Prosecution Insights
Last updated: October 25, 2026

Daejoo Electronic Materials Co. Ltd.

Technology areas: Chemistry & Materials • Semiconductors, Circuits & Optics

2 pending office actions • 2 art units • 2 examiners • 0 of 2 (0%) have an AI response strategy ready • 1 patents granted in the last 365 days

Analysis

Daejoo Electronic Materials Co. Ltd. has 1 pending office action in the Semiconductors, Circuits & Optics technology area. This single matter is assigned to 1 distinct examiner in 1 distinct art unit. The current prosecution activity is focused on this individual action, which allows for a very targeted legal approach. Practitioners can concentrate their resources on understanding the specific examiner's history and the art unit's typical rejection patterns to improve the chances of success. This singular focus in the Semiconductors, Circuits & Optics area suggests that the company is prioritizing a specific electronic material innovation.

DEGRASSE, IAN ISAAC is the busiest examiner, currently managing 1 pending office action. Since there is only 1 distinct examiner and 1 distinct art unit involved, the company does not have to manage the complexity of conflicting examiner styles or varying standards across different units. The presence of only 1 pending office action makes the management of deadlines and responses straightforward. Practitioners should prioritize this 1 pending office action as it represents the entirety of the company's active prosecution. The outcome of this matter will be a key indicator of the company's success in securing intellectual property in this technology area. This concentrated effort allows for a more efficient use of legal resources and a more direct path to potential allowance.

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

Portfolio Summary

2
Total Pending OAs
0
Non-Final OAs
2
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.

0
Overdue
0
Due this week
0
Due this month
1
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.

0
Hard (0%)
2
Medium (100%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only2 (100%)

Industry Mix

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

1
Life Sciences
50% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
1
Semiconductors
50% 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.

20 h
Manual time on pending OAs
4 h
Time saved (low, 20%)
7 h
Time saved (mid, 35%)
0.2 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
DEGRASSE, IAN ISAAC 1 81.5% +3.3%
SON, TAEYOUNG 1 45.7% +34.0%

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
18560195 WAVELENGTH CONVERSION MEMBER AND LIGHT-EMITTING APPARATUS DEGRASSE, IAN ISAAC —

Interview Candidates (1)

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 1 ordered by deadline are shown.

App #TitleExaminerDue in
17636475 SILICON/SILICON OXIDE-CARBON COMPLEX, METHOD FOR PREPARING SAME, AND NEGATIVE ELECTRODE ACTIVE MATERIAL COMPRISING SAME FOR LITHIUM SECONDARY BATTERY SON, TAEYOUNG 34d

Top Art Units

Art UnitApps
2818 1
1751 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18560195 WAVELENGTH CONVERSION MEMBER AND LIGHT-EMITTING APPARATUS DEGRASSE, IAN ISAAC 2818 §103 Final Rejection — Pending Nov 10, 2023
17636475 SILICON/SILICON OXIDE-CARBON COMPLEX, METHOD FOR PREPARING SAME, AND NEGATIVE ELECTRODE ACTIVE MATERIAL COMPRISING SAME FOR LITHIUM SECONDARY BATTERY SON, TAEYOUNG 1751 §103 Final Rejection 34d Pending Feb 18, 2022

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Frequently Asked Questions

How many pending USPTO office actions does Daejoo Electronic Materials Co. Ltd. have?

Daejoo Electronic Materials Co. Ltd. has 2 pending office actions as of October 2026, spread across 2 art units and 2 examiners.

Which USPTO examiner handles the most Daejoo Electronic Materials Co. Ltd. applications?

Ian Isaac Degrasse has the most, with 1 of Daejoo Electronic Materials Co. Ltd.'s pending office actions.

What technology area are Daejoo Electronic Materials Co. Ltd.'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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