Prosecution Insights
Last updated: October 25, 2026

LG Household & Health Care Ltd.

Technology areas: Biotechnology & Pharmaceuticals • Medical Devices & Mechanical Engineering

10 pending office actions • 10 art units • 10 examiners • 0 of 10 (0%) have an AI response strategy ready • 28 patents granted in the last 365 days

Analysis

LG Household & Health Care Ltd. maintains 11 pending office actions in the Biotechnology & Pharmaceuticals technology area. These 11 actions are distributed among 11 distinct examiners and 11 distinct art units. RACHAEL SOJIN STONE is identified as the busiest examiner, currently overseeing 1 pending action. The presence of 11 pending actions indicates a significant and ongoing commitment to their biotech portfolio.

The matching number of 11 actions, 11 examiners, and 11 art units suggests a completely decentralized prosecution profile. Each of the 11 pending office actions is being reviewed by a different examiner in a different specialized group. RACHAEL SOJIN STONE's 1 pending action is just one of many unique cases that require individual attention. This total lack of overlap across 11 art units highlights the extreme technical diversity of the company's current filings within the Biotechnology & Pharmaceuticals sector.

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

Portfolio Summary

10
Total Pending OAs
7
Non-Final OAs
3
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.

1
Overdue
1
Due this week
0
Due this month
1
Due in next 60 days
2
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 (1)Due ≤ 7 days (1)Due ≤ 60 days (1)Due later (2)

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.

5
Hard (50%)
4
Medium (40%)
1
Easy (10%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 + other2 (20%)
§103 only4 (40%)
§112 only1 (10%)
Multi-statute (no §101)3 (30%)

Industry Mix

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

6
Life Sciences
60% of docket
0
Information Tech
0% of docket
1
Communications
10% of docket
0
Semiconductors
0% of docket
3
Mechanical / Eng
30% 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.

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

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
STONE, RACHAEL SOJIN 1 55.2% +21.0%
CARROLL, JEREMY W 1 75.0% +12.0%
PEEBLES, KATHERINE 1 35.6% +48.0%
CLAYTOR, DEIRDRE RENEE 1 42.8% +26.9%
GOLDBERG, JEANINE ANNE 1 45.4% +40.5%
TRUONG, KARL DUC 1 64.2% +34.0%
CHEN, CATHERYNE 1 37.5% +17.9%
WRIGHT, SARAH C 1 42.1% +45.6%
MOON, MATTHEW RYAN 1 58.1% +60.1%
HUTTER, GILLIAN A 1 54.5% +46.0%

Hard Cases (5)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 5 ordered by deadline are shown.

App #TitleExaminerDue in
18410924 COSMETIC COMPOSITION FOR IMPROVING SENSITIVE SKIN PEEBLES, KATHERINE 25d overdue
18290377 Emulsion or Oil-Dispersion Cosmetic Composition Containing High Content of Powder CLAYTOR, DEIRDRE RENEE 7d
18287849 GENE POLYMORPHISM MARKERS FOR DETERMINING SKIN TURNOVER AND HYPER-KERATINIZATION AND USE THEREOF GOLDBERG, JEANINE ANNE 61d
19009233 SKIN CARE SYSTEM AND SKIN CARE METHOD THEREOF STONE, RACHAEL SOJIN —
17922655 COSMETIC DEVICE MOON, MATTHEW RYAN —

Interview Candidates (10)

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
18410924 COSMETIC COMPOSITION FOR IMPROVING SENSITIVE SKIN PEEBLES, KATHERINE 25d overdue
18290377 Emulsion or Oil-Dispersion Cosmetic Composition Containing High Content of Powder CLAYTOR, DEIRDRE RENEE 7d
17294829 COMPOSITION FOR STABILIZING POORLY SOLUBLE INGREDIENTS AND COSMETIC COMPOSITION COMPRISING SAME HUTTER, GILLIAN A 40d
18287849 GENE POLYMORPHISM MARKERS FOR DETERMINING SKIN TURNOVER AND HYPER-KERATINIZATION AND USE THEREOF GOLDBERG, JEANINE ANNE 61d
18120622 SKIN CHARACTERISTIC DATA VISUALIZATION DEVICE AND SYSTEM TRUONG, KARL DUC 83d
19009233 SKIN CARE SYSTEM AND SKIN CARE METHOD THEREOF STONE, RACHAEL SOJIN —
18867381 A COSMETIC MATERIAL DISPENSER CARROLL, JEREMY W —
17790306 Composition Containing Paper Extracts CHEN, CATHERYNE —

Top Art Units

Art UnitApps
3681 1
3754 1
1614 1
1691 1
1682 1
2614 1
1655 1
1619 1
3785 1
1625 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19009233 SKIN CARE SYSTEM AND SKIN CARE METHOD THEREOF STONE, RACHAEL SOJIN 3681 §101§103 Final Rejection — Pending Jan 03, 2025
18867381 A COSMETIC MATERIAL DISPENSER CARROLL, JEREMY W 3754 §103 Non-Final OA — Pending Nov 19, 2024
18410924 COSMETIC COMPOSITION FOR IMPROVING SENSITIVE SKIN PEEBLES, KATHERINE 1614 §102§103 Non-Final OA 25d overdue Pending Jan 11, 2024
18290377 Emulsion or Oil-Dispersion Cosmetic Composition Containing High Content of Powder CLAYTOR, DEIRDRE RENEE 1691 §102§103 Non-Final OA 7d Pending Nov 13, 2023
18287849 GENE POLYMORPHISM MARKERS FOR DETERMINING SKIN TURNOVER AND HYPER-KERATINIZATION AND USE THEREOF GOLDBERG, JEANINE ANNE 1682 §101§112 Non-Final OA 61d Pending Oct 20, 2023
18120622 SKIN CHARACTERISTIC DATA VISUALIZATION DEVICE AND SYSTEM TRUONG, KARL DUC 2614 §103 Non-Final OA 83d Pending Mar 13, 2023
17790306 Composition Containing Paper Extracts CHEN, CATHERYNE 1655 §103 Non-Final OA — Pending Dec 27, 2022
18000821 UV-BLOCKING COSMETIC COMPOSITION HAVING INCREASED UV-BLOCKING EFFICIENCY DUE TO HEAT AND UV LIGHT WRIGHT, SARAH C 1619 §103 Non-Final OA — Pending Dec 05, 2022
17922655 COSMETIC DEVICE MOON, MATTHEW RYAN 3785 §102§103§112 Final Rejection — Pending Nov 01, 2022
17294829 COMPOSITION FOR STABILIZING POORLY SOLUBLE INGREDIENTS AND COSMETIC COMPOSITION COMPRISING SAME HUTTER, GILLIAN A 1625 §112 Final Rejection 40d Pending May 18, 2021

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Frequently Asked Questions

How many pending USPTO office actions does LG Household & Health Care Ltd. have?

LG Household & Health Care Ltd. has 10 pending office actions as of October 2026, spread across 10 art units and 10 examiners.

Which USPTO examiner handles the most LG Household & Health Care Ltd. applications?

Rachael Sojin Stone has the most, with 1 of LG Household & Health Care Ltd.'s pending office actions.

What technology area are LG Household & Health Care Ltd.'s patent applications in?

Mostly Biotechnology & Pharmaceuticals (USPTO Tech Center 1600), based on where its pending office actions are examined.

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