Prosecution Insights
Last updated: October 25, 2026

Korea Institute of Geoscience and Mineral Resources

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

5 pending office actions • 3 art units • 4 examiners • 0 of 5 (0%) have an AI response strategy ready • 2 patents granted in the last 365 days

Analysis

Korea Institute of Geoscience and Mineral Resources has 5 pending office actions in Chemistry & Materials. The matters involve 4 examiners and 3 art units, indicating some concentration of prosecution activity within shared examination assignments.

PIRO, NICHOLAS ANTHONY is the busiest examiner, with 2 pending actions. That assignment supports checking for common issues and aligning positions across matters handled by the same examiner, while retaining separate analysis for the other assignments.

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

Portfolio Summary

5
Total Pending OAs
3
Non-Final OAs
2
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 (40%)
3
Medium (60%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 only1 (20%)
§103 only3 (60%)
Multi-statute (no §101)1 (20%)

Industry Mix

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

4
Life Sciences
80% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
1
Semiconductors
20% 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.

50 h
Manual time on pending OAs
10 h
Time saved (low, 20%)
18 h
Time saved (mid, 35%)
0.4 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
PIRO, NICHOLAS ANTHONY 2 47.5% +41.3%
ZAYKOVA-FELDMAN, LYUDMILA 1 68.2% +24.7%
MOUDOU, EILEEN QI-YUN 1 50.0% +0.0%
FIORITO, JAMES A 1 71.6% +28.0%

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
18895672 INTERPOLATION METHOD OF 3D SEISMIC DATA BASED ON MACHINE LEARNING ZAYKOVA-FELDMAN, LYUDMILA —
18555648 METHOD FOR PRODUCING LITHIUM-CONCENTRATED SOLUTION WITH HIGH RECOVERY RATE, AND METHOD FOR PRODUCING LITHIUM COMPOUND USING SAME FIORITO, JAMES A —

Interview Candidates (4)

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 4 ordered by deadline are shown.

App #TitleExaminerDue in
18895672 INTERPOLATION METHOD OF 3D SEISMIC DATA BASED ON MACHINE LEARNING ZAYKOVA-FELDMAN, LYUDMILA —
18574420 METHOD FOR PARTIALLY REDUCING VANADIUM PENTOXIDE USING AMMONIA SOLUTION, AND VANADIUM DIOXIDE POWDER PREPARED THEREBY PIRO, NICHOLAS ANTHONY —
18290355 HIGH VALUE-ADDED METHOD FOR RESOURCE RECOVERY FROM LITHIUM SLUDGE AND FLUORIDE SLUDGE PIRO, NICHOLAS ANTHONY —
18555648 METHOD FOR PRODUCING LITHIUM-CONCENTRATED SOLUTION WITH HIGH RECOVERY RATE, AND METHOD FOR PRODUCING LITHIUM COMPOUND USING SAME FIORITO, JAMES A —

Top Art Units

Art UnitApps
1738 3
2857 1
1731 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18895672 INTERPOLATION METHOD OF 3D SEISMIC DATA BASED ON MACHINE LEARNING ZAYKOVA-FELDMAN, LYUDMILA 2857 §101 Non-Final OA — Pending Sep 25, 2024
18574420 METHOD FOR PARTIALLY REDUCING VANADIUM PENTOXIDE USING AMMONIA SOLUTION, AND VANADIUM DIOXIDE POWDER PREPARED THEREBY PIRO, NICHOLAS ANTHONY 1738 §103 Non-Final OA — Pending Dec 27, 2023
18290355 HIGH VALUE-ADDED METHOD FOR RESOURCE RECOVERY FROM LITHIUM SLUDGE AND FLUORIDE SLUDGE PIRO, NICHOLAS ANTHONY 1738 §103 Final Rejection — Pending Nov 13, 2023
18501942 HYDROMETALLURGICAL METHOD FOR RECOVERING LITHIUM FROM LITHIUM-CONTAINING MINERAL AND LITHIUM AQUEOUS SOLUTION RECOVERED THEREFROM MOUDOU, EILEEN QI-YUN 1738 §103 Final Rejection — Pending Nov 03, 2023
18555648 METHOD FOR PRODUCING LITHIUM-CONCENTRATED SOLUTION WITH HIGH RECOVERY RATE, AND METHOD FOR PRODUCING LITHIUM COMPOUND USING SAME FIORITO, JAMES A 1731 §102§103 Non-Final OA — Pending Oct 16, 2023

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Frequently Asked Questions

How many pending USPTO office actions does Korea Institute of Geoscience and Mineral Resources have?

Korea Institute of Geoscience and Mineral Resources has 5 pending office actions as of October 2026, spread across 3 art units and 4 examiners.

Which USPTO examiner handles the most Korea Institute of Geoscience and Mineral Resources applications?

Nicholas Anthony Piro has the most, with 2 of Korea Institute of Geoscience and Mineral Resources's pending office actions.

What technology area are Korea Institute of Geoscience and Mineral Resources's patent applications in?

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

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