Prosecution Insights
Last updated: October 25, 2026

Epiroc AB

Technology areas: Communications • Transportation, E-Commerce & Mechanical Systems

6 pending office actions • 5 art units • 6 examiners • 0 of 6 (0%) have an AI response strategy ready • 3 patents granted in the last 365 days

Analysis

Epiroc AB has 7 pending office actions in the Transportation, E-Commerce & Mechanical Systems technology area. These cases are spread across 6 distinct art units, indicating a varied focus within the mechanical field. The company works with 7 distinct examiners, so each of the 7 pending office actions is being handled by a different person. GRAY, GEORGE STERLING is the busiest examiner, with 1 pending office action.

Because there are 7 distinct examiners for 7 pending office actions, there is no examiner overlap in this portfolio. The distribution across 6 distinct art units means that the company's 7 pending office actions are being reviewed by almost as many different technical groups. This requires a prosecution strategy that can adapt to the specific requirements of 6 different art units and 7 different examiners. Practitioners must tailor their approach to each of the 7 pending office actions individually.

The 1 to 1 ratio of examiners to actions means that no single examiner's history will provide a template for the rest of the portfolio. Because the 7 pending office actions are spread across 6 distinct art units, the company faces a fragmented examination process. This requires a prosecution strategy that is both technically broad and individually focused, as the 7 distinct examiners will likely apply different standards of review across the various mechanical disciplines.

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

Portfolio Summary

6
Total Pending OAs
5
Non-Final OAs
0
Final Rejections
1
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.

0
Overdue
0
Due this week
0
Due this month
0
Due in next 60 days
1
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.

6
Hard (100%)
0
Medium (0%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 + other1 (17%)
Multi-statute (no §101)5 (83%)

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
2
Communications
33% of docket
0
Semiconductors
0% of docket
4
Mechanical / Eng
67% 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
GRAY, GEORGE STERLING 1 75.3% +10.0%
HALL, KRISTYN A 1 82.1% -5.9%
NORRIS, URSULA LEE 1 81.7% +6.5%
HONG, DUNG 1 83.9% +14.2%
VO, DON NGUYEN 1 90.5% +0.6%
MELIKA, ERMIA EMAD 1 65.9% +24.0%

Hard Cases (6)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 6 ordered by deadline are shown.

App #TitleExaminerDue in
18872482 CONTROL SYSTEM, DRILL RIG AND METHOD THEREIN HALL, KRISTYN A 77d
19482437 HIGH VOLTAGE ELECTRO PULSE ROCK DRILLING GRAY, GEORGE STERLING —
18870921 A METHOD FOR REAL-TIME ADJUSTMENT OF AT LEAST ONE DRILLING PARAMETER DURING ROCK DRILLING BY A DRILLING MACHINE NORRIS, URSULA LEE —
18870617 METHOD AND SYSTEM FOR LOCATING STATIONARY OBJECTS IN AN UNDERGROUND ENVIRONMENT HONG, DUNG —
18870621 METHOD, SYSTEM, AND CONTROL UNIT FOR DETERMINING A POSITION OF A FIRST WIRELESS DEVICE IN AN UNDERGROUND ENVIRONMENT VO, DON NGUYEN —
18712279 CABLE HANDLING SYSTEM MELIKA, ERMIA EMAD —

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
19482437 HIGH VOLTAGE ELECTRO PULSE ROCK DRILLING GRAY, GEORGE STERLING —
18870617 METHOD AND SYSTEM FOR LOCATING STATIONARY OBJECTS IN AN UNDERGROUND ENVIRONMENT HONG, DUNG —
18712279 CABLE HANDLING SYSTEM MELIKA, ERMIA EMAD —

Top Art Units

Art UnitApps
3676 2
3672 1
2643 1
2642 1
3654 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19482437 HIGH VOLTAGE ELECTRO PULSE ROCK DRILLING GRAY, GEORGE STERLING 3676 §102§103§112 Non-Final OA — Pending Nov 07, 2025
18872482 CONTROL SYSTEM, DRILL RIG AND METHOD THEREIN HALL, KRISTYN A 3672 §102§103 Non-Final OA 77d Pending Dec 06, 2024
18870921 A METHOD FOR REAL-TIME ADJUSTMENT OF AT LEAST ONE DRILLING PARAMETER DURING ROCK DRILLING BY A DRILLING MACHINE NORRIS, URSULA LEE 3676 §101§103§112 Non-Final OA — Pending Dec 02, 2024
18870617 METHOD AND SYSTEM FOR LOCATING STATIONARY OBJECTS IN AN UNDERGROUND ENVIRONMENT HONG, DUNG 2643 §102§103 Non-Final OA — Pending Nov 29, 2024
18870621 METHOD, SYSTEM, AND CONTROL UNIT FOR DETERMINING A POSITION OF A FIRST WIRELESS DEVICE IN AN UNDERGROUND ENVIRONMENT VO, DON NGUYEN 2642 §102§103 Non-Final OA — Pending Nov 29, 2024
18712279 CABLE HANDLING SYSTEM MELIKA, ERMIA EMAD 3654 §102§103 Non-Final OA — Pending May 22, 2024

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Frequently Asked Questions

How many pending USPTO office actions does Epiroc AB have?

Epiroc AB has 6 pending office actions as of October 2026, spread across 5 art units and 6 examiners.

Which USPTO examiner handles the most Epiroc AB applications?

George Sterling Gray has the most, with 1 of Epiroc AB's pending office actions.

What technology area are Epiroc AB'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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