Prosecution Insights
Last updated: October 25, 2026

Lotte Chemical Corporation

Technology areas: Chemistry & Materials • Medical Devices & Mechanical Engineering

15 pending office actions • 10 art units • 14 examiners • 0 of 15 (0%) have an AI response strategy ready • 14 patents granted in the last 365 days

Analysis

Lotte Chemical Corporation has 13 pending office actions in Chemistry & Materials. The matters involve 12 distinct examiners and 8 distinct art units, indicating broad examiner coverage with repeated assignments across the art units. The docket therefore requires coordination across both individual responses and recurring technical examination settings.

SHUKLA, KRUPA is the busiest examiner, with 2 pending matters. That examiner provides a limited focal point for related matter review, while the wider docket remains distributed. Counsel should track recurring art-unit issues and maintain consistent positions without assuming that arguments will transfer unchanged between matters.

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

Portfolio Summary

15
Total Pending OAs
10
Non-Final OAs
3
Final Rejections
2
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 3 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

0
Overdue
0
Due this week
2
Due this month
0
Due in next 60 days
1
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. 3 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Due ≤ 30 days (2)Due later (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.

4
Hard (27%)
11
Medium (73%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only10 (67%)
§102 only1 (7%)
Multi-statute (no §101)4 (27%)

Industry Mix

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

10
Life Sciences
67% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
3
Mechanical / Eng
20% of docket
2
Business / Other
13% 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.

150 h
Manual time on pending OAs
30 h
Time saved (low, 20%)
52 h
Time saved (mid, 35%)
1.3 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
SHUKLA, KRUPA 2 15.2% +22.5%
ALLEN, JEFFREY R 1 48.2% +26.8%
PAGAN, JAVIER A 1 69.0% +23.9%
STANLEY, JANE L 1 58.2% +29.2%
RAJA, JAANZEB CHAANGEZ 1 78.8% -3.5%
LISTVOYB, GREGORY 1 66.9% +29.4%
KIRSCH, ANDREW THOMAS 1 50.6% +34.6%
BOSS, WENDY LYNN 1 76.7% +15.0%
SMARI, ABDUL-RAHMAN YUSUF WALEED 1 84.7% +17.4%
LEONARD, MICHAEL L 1 63.7% +8.3%

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
18565661 METHOD FOR PRODUCING TWO-DIMENSIONAL NICKEL SILICATE MOLECULAR SIEVE CATALYST FOR DRY REFORMING OF METHANE AND TWO-DIMENSIONAL NICKEL SILICATE MOLECULAR SIEVE CATALYST FOR DRY REFORMING OF METHANE PRODUCED BY SAME METHOD SMARI, ABDUL-RAHMAN YUSUF WALEED —

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
18712394 High-Pressure Vessel Having Impact-Resistant Stiffener Member KIRSCH, ANDREW THOMAS 12d
19230775 Boss for Hydrogen Tank ALLEN, JEFFREY R —
18849698 Thermoplastic Resin Composition and Molded Article Manufactured by the Same SHUKLA, KRUPA —
18713348 METHOD FOR PRODUCING BLUE HYDROGEN RAJA, JAANZEB CHAANGEZ —
18611452 MOLDED PRODUCT MANUFACTURED FROM THERMOPLASTIC RESIN COMPOSITION SHUKLA, KRUPA —

Interview Candidates (9)

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
18712394 High-Pressure Vessel Having Impact-Resistant Stiffener Member KIRSCH, ANDREW THOMAS 12d
18709443 POLYPROPYLENE-BASED MULTILAYER FILM FOR CELL POUCH BOSS, WENDY LYNN 19d
19230775 Boss for Hydrogen Tank ALLEN, JEFFREY R —
18896538 PRESSURE VESSEL PAGAN, JAVIER A —
18849698 Thermoplastic Resin Composition and Molded Article Manufactured by the Same SHUKLA, KRUPA —
18724315 Thermoplastic Resin Composition and Molded Article Manufactured From Same STANLEY, JANE L —
18713418 METHOD FOR MANUFACTURING CHEMICALLY RECYCLED PET LISTVOYB, GREGORY —
18611452 MOLDED PRODUCT MANUFACTURED FROM THERMOPLASTIC RESIN COMPOSITION SHUKLA, KRUPA —

Top Art Units

Art UnitApps
1787 3
3733 2
3735 1
1767 1
1749 1
1736 1
1763 1
1764 1
1766 1
1762 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19230775 Boss for Hydrogen Tank ALLEN, JEFFREY R 3733 §102§103§112 Non-Final OA — Pending Jun 06, 2025
18896538 PRESSURE VESSEL PAGAN, JAVIER A 3735 §102 Non-Final OA — Pending Sep 25, 2024
18849698 Thermoplastic Resin Composition and Molded Article Manufactured by the Same SHUKLA, KRUPA 1787 §103§112 Non-Final OA — Pending Sep 23, 2024
18724315 Thermoplastic Resin Composition and Molded Article Manufactured From Same STANLEY, JANE L 1767 §103 Non-Final OA — Pending Jun 26, 2024
18713348 METHOD FOR PRODUCING BLUE HYDROGEN RAJA, JAANZEB CHAANGEZ — §102§103§112 Non-Final OA — Pending May 24, 2024
18713418 METHOD FOR MANUFACTURING CHEMICALLY RECYCLED PET LISTVOYB, GREGORY — §103 Non-Final OA — Pending May 24, 2024
18712394 High-Pressure Vessel Having Impact-Resistant Stiffener Member KIRSCH, ANDREW THOMAS 3733 §102§103 Final Rejection 12d Pending May 22, 2024
18709443 POLYPROPYLENE-BASED MULTILAYER FILM FOR CELL POUCH BOSS, WENDY LYNN 1749 §103 Final Rejection 19d Pending May 10, 2024
18611452 MOLDED PRODUCT MANUFACTURED FROM THERMOPLASTIC RESIN COMPOSITION SHUKLA, KRUPA 1787 §103 Non-Final OA — Pending Mar 20, 2024
18565661 METHOD FOR PRODUCING TWO-DIMENSIONAL NICKEL SILICATE MOLECULAR SIEVE CATALYST FOR DRY REFORMING OF METHANE AND TWO-DIMENSIONAL NICKEL SILICATE MOLECULAR SIEVE CATALYST FOR DRY REFORMING OF METHANE PRODUCED BY SAME METHOD SMARI, ABDUL-RAHMAN YUSUF WALEED 1736 §103 Non-Final OA — Pending Nov 30, 2023
18255055 POLYESTER POLYOL AND POLYURETHANE PREPARED THEREFROM LEONARD, MICHAEL L 1763 §103 Non-Final OA 82d Pending May 30, 2023
18039057 Thermoplastic Resin Composition and Molded Article Using Same DICUS, TAMRA 1787 §103 Non-Final OA — Pending May 26, 2023
18039039 Thermoplastic Resin Composition and Molded Product Manufactured Therefrom BUTCHER, ROBERT T 1764 §103 Non-Final OA — Pending May 26, 2023
18010048 Polyphosphonate Resin Composition and Molded Product Manufactured Therefrom DESTEFANO, AUDRA JEAN 1766 §103 Non-Final OA — Pending Dec 13, 2022
17626919 Thermoplastic Resin Composition and Molded Product Manufactured Therefrom BLEDSOE, JOSHUA CALEB 1762 §103 Final Rejection — Pending Jan 13, 2022

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Frequently Asked Questions

How many pending USPTO office actions does Lotte Chemical Corporation have?

Lotte Chemical Corporation has 15 pending office actions as of October 2026, spread across 10 art units and 14 examiners.

Which USPTO examiner handles the most Lotte Chemical Corporation applications?

Krupa Shukla has the most, with 2 of Lotte Chemical Corporation's pending office actions.

What technology area are Lotte Chemical Corporation's patent applications in?

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

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