Prosecution Insights
Last updated: October 02, 2026

Borgwarner Lnc

Technology area: Chemistry & Materials

2 pending office actions • 1 art units • 2 examiners • 0 of 2 (0%) have an AI response strategy ready

Analysis

Borgwarner Lnc currently has 2 pending office actions in the Chemistry & Materials technology area. These 2 actions are distributed among 2 distinct examiners but are located within 1 distinct art unit. ELLIOTT, TOPAZ L is the busiest examiner, currently handling 1 pending office action.

The use of 2 distinct examiners for only 2 pending actions shows a lack of examiner concentration. However, the presence of 1 distinct art unit suggests that the technical focus of these applications is closely related. This distribution requires the company to manage 2 distinct examiner relationships simultaneously while maintaining a consistent technical approach within the 1 art unit involved.

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

Portfolio Summary

2
Total Pending OAs
2
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.

1
Hard (50%)
1
Medium (50%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
Double-patenting + other1 (50%)
Multi-statute (no §101)1 (50%)

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
0
Semiconductors
0% of docket
0
Mechanical / Eng
0% of docket
1
Business / Other
50% 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
ELLIOTT, TOPAZ L 1 82.7% +10.7%
TAKEUCHI, YOSHITOSHI 1 66.6% +24.3%

Hard Cases (1)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
18512977 HEATER AND METHOD FOR PRODUCING A HEATER ELLIOTT, TOPAZ L —

Interview Candidates (2)

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 2 ordered by deadline are shown.

App #TitleExaminerDue in
18512977 HEATER AND METHOD FOR PRODUCING A HEATER ELLIOTT, TOPAZ L —
18483369 COOLING MODULE FOR BATTERIES OF AN ELECTRIC OR HYBRID VEHICLE TAKEUCHI, YOSHITOSHI —

Top Art Units

Art UnitApps
1723 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18512977 HEATER AND METHOD FOR PRODUCING A HEATER ELLIOTT, TOPAZ L — §102§103 Non-Final OA — Pending Nov 17, 2023
18483369 COOLING MODULE FOR BATTERIES OF AN ELECTRIC OR HYBRID VEHICLE TAKEUCHI, YOSHITOSHI 1723 §103DP Non-Final OA — Pending Oct 09, 2023

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