Prosecution Insights
Last updated: October 25, 2026

ESCO Group LLC

Technology area: Transportation, E-Commerce & Mechanical Systems

5 pending office actions • 3 art units • 4 examiners • 0 of 5 (0%) have an AI response strategy ready • 3 patents granted in the last 365 days

Analysis

ESCO Group LLC currently manages 5 pending office actions in the Transportation, E-Commerce & Mechanical Systems technology area. These actions are distributed among 4 distinct examiners. The portfolio spans 3 distinct art units, showing some technical variety within the company's mechanical systems filings. This distribution suggests that the company's intellectual property covers several distinct functional aspects of transportation and mechanical engineering. This requires a prosecution strategy that accounts for the specific technical standards of each unit.

LUSK, AUDREY L is the busiest examiner for this portfolio, currently overseeing 2 pending office actions. While LUSK, AUDREY L has the highest individual count, the remaining pending office actions are handled by the other 4 distinct examiners. This distribution across 3 distinct art units requires a prosecution strategy that accounts for the varied interpretations of multiple examiners and art unit standards. With 5 pending office actions currently active, the company must balance its resources to address the specific technical requirements and examiner preferences across these different patent office divisions.

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

Portfolio Summary

5
Total Pending OAs
4
Non-Final OAs
1
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 2 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

2
Overdue
0
Due this week
0
Due this month
0
Due in next 60 days
0
Due later

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 (60%)
2
Medium (40%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only1 (20%)
§102 only1 (20%)
Multi-statute (no §101)3 (60%)

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
4
Mechanical / Eng
80% of docket
1
Business / Other
20% 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.

50 h
Manual time on pending OAs
10 h
Time saved (low, 20%)
18 h
Time saved (mid, 35%)
0.4 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
LUSK, AUDREY L 2 68.9% +23.2%
MCGOWAN, JAMIE LOUISE 1 73.6% +16.0%
XIAO, YUQING 1 60.5% +27.7%
SMITH, ISAAC G 1 72.6% +21.2%

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
17169302 PIN LOCK ASSEMBLY LUSK, AUDREY L 18d overdue
18516916 MATERIAL IMAGING SYSTEM AND METHOD XIAO, YUQING —
17991822 WEAR PART MONITORING SMITH, ISAAC G —

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
17169302 PIN LOCK ASSEMBLY LUSK, AUDREY L 18d overdue
17686370 WEAR ASSEMBLY LUSK, AUDREY L 10d overdue
18627302 LIP FOR EXCAVATING BUCKET MCGOWAN, JAMIE LOUISE —
18516916 MATERIAL IMAGING SYSTEM AND METHOD XIAO, YUQING —
17991822 WEAR PART MONITORING SMITH, ISAAC G —

Top Art Units

Art UnitApps
3671 3
4100 1
3662 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18627302 LIP FOR EXCAVATING BUCKET MCGOWAN, JAMIE LOUISE 3671 §103 Final Rejection — Pending Apr 04, 2024
18516916 MATERIAL IMAGING SYSTEM AND METHOD XIAO, YUQING 4100 §103§112 Non-Final OA — Pending Nov 21, 2023
17991822 WEAR PART MONITORING SMITH, ISAAC G 3662 §102§103 Non-Final OA — Pending Nov 21, 2022
17686370 WEAR ASSEMBLY LUSK, AUDREY L 3671 §102 Non-Final OA 10d overdue Pending Mar 03, 2022
17169302 PIN LOCK ASSEMBLY LUSK, AUDREY L 3671 §102§103§112 Non-Final OA 18d overdue Pending Feb 05, 2021

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Frequently Asked Questions

How many pending USPTO office actions does ESCO Group LLC have?

ESCO Group LLC has 5 pending office actions as of October 2026, spread across 3 art units and 4 examiners.

Which USPTO examiner handles the most ESCO Group LLC applications?

Audrey L Lusk has the most, with 2 of ESCO Group LLC's pending office actions.

What technology area are ESCO Group LLC's patent applications in?

Mostly Transportation, E-Commerce & Mechanical Systems (USPTO Tech Center 3600), based on where its pending office actions are examined.

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