Prosecution Insights
Last updated: October 25, 2026

Joy Global Surface Mining Inc.

Technology areas: Transportation, E-Commerce & Mechanical Systems • Medical Devices & Mechanical Engineering

3 pending office actions • 3 art units • 3 examiners • 0 of 3 (0%) have an AI response strategy ready • 2 patents granted in the last 365 days

Analysis

Joy Global Surface Mining Inc. has 3 pending office actions in Transportation, E-Commerce & Mechanical Systems. Each matter is assigned to a distinct examiner and a distinct art unit, indicating a dispersed prosecution profile despite the shared mechanical technology area.

WOOD, DOUGLAS S is the busiest examiner, with 1 pending matter. The repeated name in the broader examination environment does not create a concentration within this portfolio, so each response should be prepared from its own record.

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

Portfolio Summary

3
Total Pending OAs
2
Non-Final OAs
1
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 1 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

1
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.

2
Hard (67%)
1
Medium (33%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only1 (33%)
Multi-statute (no §101)2 (67%)

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
3
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.

30 h
Manual time on pending OAs
6 h
Time saved (low, 20%)
10 h
Time saved (mid, 35%)
0.3 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
WOOD, DOUGLAS S 1 78.2% +11.6%
LONSBERRY, HUNTER B 1 86.3% +4.7%
SHUM, KENT N 1 38.5% +48.3%

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
18638571 VIRTUAL FIELD-BASED TRACK PROTECTION FOR A MINING MACHINE LONSBERRY, HUNTER B —

Hard Cases (2)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 2 ordered by deadline are shown.

App #TitleExaminerDue in
18462150 SERVICE TOOL SHUM, KENT N 29d overdue
18981092 SYSTEM AND METHOD FOR GROUND ENGAGEMENT TOOL WOOD, DOUGLAS S —

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
18462150 SERVICE TOOL SHUM, KENT N 29d overdue
18981092 SYSTEM AND METHOD FOR GROUND ENGAGEMENT TOOL WOOD, DOUGLAS S —

Top Art Units

Art UnitApps
3672 1
3665 1
3723 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18981092 SYSTEM AND METHOD FOR GROUND ENGAGEMENT TOOL WOOD, DOUGLAS S 3672 §102§103§112 Non-Final OA — Pending Dec 13, 2024
18638571 VIRTUAL FIELD-BASED TRACK PROTECTION FOR A MINING MACHINE LONSBERRY, HUNTER B 3665 §103 Non-Final OA — Pending Apr 17, 2024
18462150 SERVICE TOOL SHUM, KENT N 3723 §103§112 Final Rejection 29d overdue Pending Sep 06, 2023

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Frequently Asked Questions

How many pending USPTO office actions does Joy Global Surface Mining Inc. have?

Joy Global Surface Mining Inc. has 3 pending office actions as of October 2026, spread across 3 art units and 3 examiners.

Which USPTO examiner handles the most Joy Global Surface Mining Inc. applications?

Douglas S Wood has the most, with 1 of Joy Global Surface Mining Inc.'s pending office actions.

What technology area are Joy Global Surface Mining Inc.'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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