Prosecution Insights
Last updated: October 04, 2026

SK Nexilis Co. Ltd.

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

Analysis

SK Nexilis Co. Ltd. currently manages 5 pending office actions in its patent portfolio. These actions are distributed across 5 distinct examiners, with each examiner handling a matter. The busiest examiner, ZACHARIA, RAMSEY E, is responsible for 1 pending office action. This distribution indicates a decentralized prosecution effort across the 5 pending office actions. The data shows 0 distinct art units associated with these filings, which may reflect the administrative grouping of the applications. Because each distinct examiner is reviewing a separate application, the company manages multiple examiner relationships simultaneously. The presence of 0 distinct art units and the 1 pending office action assigned to the busiest examiner define the current prosecution landscape.

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

Portfolio Summary

4
Total Pending OAs
4
Non-Final OAs
0
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.

3
Hard (75%)
1
Medium (25%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§102 only1 (25%)
Multi-statute (no §101)3 (75%)

Industry Mix

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

0
Life Sciences
0% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
0
Mechanical / Eng
0% of docket
4
Business / Other
100% 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.

40 h
Manual time on pending OAs
8 h
Time saved (low, 20%)
14 h
Time saved (mid, 35%)
0.3 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
ZACHARIA, RAMSEY E 1 78.5% +28.7%
JACOBSON, SARAH JORDAN 1 51.9% +76.5%
COLTON, JENNA XIANXIAN 1 — —
CULLEN, SEAN P 1 69.1% +28.0%

Hard Cases (3)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 3 ordered by deadline are shown.

App #TitleExaminerDue in
18984232 COPPER FOIL, ELECTRODE COMPRISING THE SAME, SECONDARY BATTERY COMPRISING THE SAME, AND METHOD FOR MANUFACTURING THE SAME ZACHARIA, RAMSEY E —
18529381 COPPER FOIL, ELECTRODE COMPRISING THE SAME, SECONDARY BATTERY COMPRISING THE SAME, AND METHOD FOR MANUFACTURING THE SAME COLTON, JENNA XIANXIAN —
18517952 COPPER FOIL, ELECTRODE COMPRISING THE SAME, SECONDARY BATTERY COMPRISING THE SAME, AND METHOD FOR MANUFACTURING THE SAME CULLEN, SEAN P —

Interview Candidates (3)

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 3 ordered by deadline are shown.

App #TitleExaminerDue in
18984232 COPPER FOIL, ELECTRODE COMPRISING THE SAME, SECONDARY BATTERY COMPRISING THE SAME, AND METHOD FOR MANUFACTURING THE SAME ZACHARIA, RAMSEY E —
18535776 COPPER FOIL CAPABLE OF PREVENTING DEFECTS OF TEAR OR WRINKLE THEREOF, ELECTRODE COMPRISING THE SAME, SECONDARY BATTERY COMPRISING THE SAME, AND METHOD FOR MANUFACTURING THE SAME JACOBSON, SARAH JORDAN —
18517952 COPPER FOIL, ELECTRODE COMPRISING THE SAME, SECONDARY BATTERY COMPRISING THE SAME, AND METHOD FOR MANUFACTURING THE SAME CULLEN, SEAN P —

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18984232 COPPER FOIL, ELECTRODE COMPRISING THE SAME, SECONDARY BATTERY COMPRISING THE SAME, AND METHOD FOR MANUFACTURING THE SAME ZACHARIA, RAMSEY E — §102§103 Non-Final OA — Pending Dec 17, 2024
18535776 COPPER FOIL CAPABLE OF PREVENTING DEFECTS OF TEAR OR WRINKLE THEREOF, ELECTRODE COMPRISING THE SAME, SECONDARY BATTERY COMPRISING THE SAME, AND METHOD FOR MANUFACTURING THE SAME JACOBSON, SARAH JORDAN — §102 Non-Final OA — Pending Dec 11, 2023
18529381 COPPER FOIL, ELECTRODE COMPRISING THE SAME, SECONDARY BATTERY COMPRISING THE SAME, AND METHOD FOR MANUFACTURING THE SAME COLTON, JENNA XIANXIAN — §102§103 Non-Final OA — Pending Dec 05, 2023
18517952 COPPER FOIL, ELECTRODE COMPRISING THE SAME, SECONDARY BATTERY COMPRISING THE SAME, AND METHOD FOR MANUFACTURING THE SAME CULLEN, SEAN P — §102§103§112 Non-Final OA — Pending Nov 22, 2023

Managing SK Nexilis Co. Ltd.'s Patent Portfolio?

IP Author helps IP teams respond to office actions faster with AI-generated responses, examiner analytics, and prosecution intelligence.

Start Free Trial

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month