Prosecution Insights
Last updated: October 25, 2026

Steris plc

Technology areas: Chemistry & Materials • Computing & Software • Medical Devices & Mechanical Engineering

5 pending office actions • 4 art units • 5 examiners • 0 of 5 (0%) have an AI response strategy ready • 9 patents granted in the last 365 days

Analysis

Steris plc has 6 pending office actions in Medical Devices & Mechanical Engineering. The matters are assigned to 6 examiners across 5 art units, indicating fully dispersed examiner handling with limited technical overlap.

MOK, ANDREW JUN-WAI is the busiest examiner, with 1 pending matter. No examiner relationship dominates, so counsel should prioritize matter-level preparation and use the art-unit assignments to identify any shared examination context.

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

Portfolio Summary

5
Total Pending OAs
5
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.

2
Hard (40%)
3
Medium (60%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only3 (60%)
Multi-statute (no §101)2 (40%)

Industry Mix

How the docket's pending cases split across USPTO tech-center bands.

1
Life Sciences
20% of docket
1
Information Tech
20% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
3
Mechanical / Eng
60% 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.

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
MOK, ANDREW JUN-WAI 1 53.3% +65.4%
NELSON, KERI JESSICA 1 58.6% +41.2%
CAO, CHUN 1 84.7% +12.7%
EPPERT, LUCY CLARE 1 55.0% +37.3%
WHITE, DENNIS MICHAEL 1 58.0% +48.4%

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
18167188 LIGHTHEAD HAVING INTEGRATED AMBIENT ENVIRONMENTAL CONDITION SENSOR CAO, CHUN —

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
19479473 SURGICAL TABLE WITH AUTOMATED KNOWLEDGE OF ATTACHED COMPONENTS MOK, ANDREW JUN-WAI —
19479005 DISTRIBUTED AND REDUNDANT CONTROL ARCHITECTURE FOR SURGICAL TABLE NELSON, KERI JESSICA —

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
19479473 SURGICAL TABLE WITH AUTOMATED KNOWLEDGE OF ATTACHED COMPONENTS MOK, ANDREW JUN-WAI —
19479005 DISTRIBUTED AND REDUNDANT CONTROL ARCHITECTURE FOR SURGICAL TABLE NELSON, KERI JESSICA —
18167188 LIGHTHEAD HAVING INTEGRATED AMBIENT ENVIRONMENTAL CONDITION SENSOR CAO, CHUN —
18167192 PATIENT TEMPERATURE MONITORING SYSTEM EPPERT, LUCY CLARE —
17779824 CHEMICAL INDICATOR WHITE, DENNIS MICHAEL —

Top Art Units

Art UnitApps
3786 2
2115 1
3791 1
1758 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19479473 SURGICAL TABLE WITH AUTOMATED KNOWLEDGE OF ATTACHED COMPONENTS MOK, ANDREW JUN-WAI 3786 §102§103§112 Non-Final OA — Pending Oct 28, 2025
19479005 DISTRIBUTED AND REDUNDANT CONTROL ARCHITECTURE FOR SURGICAL TABLE NELSON, KERI JESSICA 3786 §103§112 Non-Final OA — Pending Oct 27, 2025
18167188 LIGHTHEAD HAVING INTEGRATED AMBIENT ENVIRONMENTAL CONDITION SENSOR CAO, CHUN 2115 §103 Non-Final OA — Pending Feb 10, 2023
18167192 PATIENT TEMPERATURE MONITORING SYSTEM EPPERT, LUCY CLARE 3791 §103 Non-Final OA — Pending Feb 10, 2023
17779824 CHEMICAL INDICATOR WHITE, DENNIS MICHAEL 1758 §103 Non-Final OA — Pending May 25, 2022

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Frequently Asked Questions

How many pending USPTO office actions does Steris plc have?

Steris plc has 5 pending office actions as of October 2026, spread across 4 art units and 5 examiners.

Which USPTO examiner handles the most Steris plc applications?

Andrew Jun-Wai Mok has the most, with 1 of Steris plc's pending office actions.

What technology area are Steris plc'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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