Prosecution Insights
Last updated: October 25, 2026

BORGWARNER EMISSIONS SYSTEMS SPAIN, S.L.U.

Technology area: Medical Devices & Mechanical Engineering

6 pending office actions • 3 art units • 5 examiners • 0 of 6 (0%) have an AI response strategy ready

Analysis

BORGWARNER EMISSIONS SYSTEMS SPAIN, S.L.U. has 6 pending office actions in Medical Devices & Mechanical Engineering. The matters involve 5 distinct examiners and 3 distinct art units, showing substantial examiner distribution within a more concentrated art-unit structure. LING, FOR K. is the busiest examiner, with 2 pending office actions.

The difference between the pending matter count and the examiner count indicates repeated examiner assignments, while the lower art-unit count indicates additional grouping by examination environment. Counsel should track examiner-specific handling for recurring assignments and use art-unit groupings to identify broader technical or procedural patterns. The profile supports coordinated monitoring at the art-unit level, but response drafting should still account for the distinct examiner relationships represented in the docket.

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

Portfolio Summary

6
Total Pending OAs
3
Non-Final OAs
3
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 4 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

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

-30dToday30d60d90d120d
Overdue (1)Due ≤ 30 days (2)Due ≤ 60 days (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.

1
Hard (17%)
5
Medium (83%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only4 (67%)
§102 only1 (17%)
Multi-statute (no §101)1 (17%)

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
6
Mechanical / Eng
100% 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.

60 h
Manual time on pending OAs
12 h
Time saved (low, 20%)
21 h
Time saved (mid, 35%)
0.5 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
LING, FOR K. 2 53.7% +18.6%
RUBY, TRAVIS C 1 54.0% +27.2%
CHAMBERS, JOHN MICHAEL 1 0.0% +0.0%
LANE, DEVON 1 55.7% +13.9%
KIM, SANG K 1 81.5% +10.3%

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
18378822 Heating Plate KIM, SANG K 36d overdue

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
18653237 HEATING ROD CHAMBERS, JOHN MICHAEL —

Interview Candidates (5)

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 5 ordered by deadline are shown.

App #TitleExaminerDue in
18378822 Heating Plate KIM, SANG K 36d overdue
18442128 COLLECTOR FOR HEAT EXCHANGE TUBE LING, FOR K. 19d
18442136 HEAT EXCHANGE TUBE LANE, DEVON 29d
18668295 HEAT EXCHANGER FOR COOLING ONE OR MORE ELECTRICAL OR ELECTRONIC DEVICES RUBY, TRAVIS C 34d
18376627 Heat Exchanger LING, FOR K. —

Top Art Units

Art UnitApps
3763 4
3761 1
3745 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18668295 HEAT EXCHANGER FOR COOLING ONE OR MORE ELECTRICAL OR ELECTRONIC DEVICES RUBY, TRAVIS C 3763 §103 Final Rejection 34d Pending May 20, 2024
18653237 HEATING ROD CHAMBERS, JOHN MICHAEL 3761 §102§103 Non-Final OA — Pending May 02, 2024
18442136 HEAT EXCHANGE TUBE LANE, DEVON 3763 §103 Final Rejection 29d Pending Feb 15, 2024
18442128 COLLECTOR FOR HEAT EXCHANGE TUBE LING, FOR K. 3763 §103 Non-Final OA 19d Pending Feb 15, 2024
18378822 Heating Plate KIM, SANG K 3745 §102 Final Rejection 36d overdue Pending Oct 11, 2023
18376627 Heat Exchanger LING, FOR K. 3763 §103 Non-Final OA — Pending Oct 04, 2023

Managing BORGWARNER EMISSIONS SYSTEMS SPAIN, S.L.U.'s Patent Portfolio?

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Frequently Asked Questions

How many pending USPTO office actions does BORGWARNER EMISSIONS SYSTEMS SPAIN, S.L.U. have?

BORGWARNER EMISSIONS SYSTEMS SPAIN, S.L.U. has 6 pending office actions as of October 2026, spread across 3 art units and 5 examiners.

Which USPTO examiner handles the most BORGWARNER EMISSIONS SYSTEMS SPAIN, S.L.U. applications?

For K. Ling has the most, with 2 of BORGWARNER EMISSIONS SYSTEMS SPAIN, S.L.U.'s pending office actions.

What technology area are BORGWARNER EMISSIONS SYSTEMS SPAIN, S.L.U.'s patent applications in?

Mostly Medical Devices & Mechanical Engineering (USPTO Tech Center 3700), based on where its pending office actions are examined.

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