Prosecution Insights
Last updated: October 02, 2026

Micromass UK Limited

Technology area: Semiconductors, Circuits & Optics

13 pending office actions • 3 art units • 9 examiners • 0 of 13 (0%) have an AI response strategy ready • 11 patents granted in the last 365 days

Analysis

Micromass UK Limited is currently navigating 13 pending office actions within the Semiconductors, Circuits & Optics technology area. These 13 pending office actions are being reviewed by 10 distinct examiners, indicating that some examiners are handling multiple applications for the company. Despite the variety of examiners, the portfolio is concentrated in terms of organizational oversight, with all 13 pending office actions falling within 3 distinct art units.

The busiest examiner, WANG, JING, is responsible for 3 busiest examiner pending actions, which is a portion of the 13 pending office actions. This concentration with a single examiner and within 3 distinct art units allows for a focused prosecution strategy compared to more dispersed portfolios. Practitioners can analyze the specific patterns of these 3 distinct art units to better predict the trajectory of the 13 pending office actions. The fact that 10 distinct examiners are involved across only 3 distinct art units implies that the company frequently interacts with a specific subset of the USPTO's staff.

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

Portfolio Summary

13
Total Pending OAs
8
Non-Final OAs
2
Final Rejections
3
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.

1
Overdue
0
Due this week
0
Due this month
1
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.

10
Hard (77%)
2
Medium (15%)
0
Easy (0%)
1
Unknown (8%)

Rejection Statute Mix

BucketCases
§101 + other3 (23%)
§103 only1 (8%)
Double-patenting + other1 (8%)
Multi-statute (no §101)7 (54%)
No statute on record1 (8%)

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
9
Semiconductors
69% of docket
0
Mechanical / Eng
0% of docket
4
Business / Other
31% 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.

130 h
Manual time on pending OAs
26 h
Time saved (low, 20%)
46 h
Time saved (mid, 35%)
1.1 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
WANG, JING 4 100.0% +0.0%
KALISZEWSKI, ALINA ROSE 2 84.4% +23.8%
GUNBERG, EDWIN C 1 78.0% +6.8%
MCCORMACK, JASON L 1 84.6% +8.1%
OSENBAUGH-STEWART, ELIZA W 1 73.0% +16.7%
EINHORN, MICA JILLIAN 1 71.4% +40.0%
GASSEN, CHRISTOPHER J 1 79.6% +25.0%
LOGIE, MICHAEL J 1 63.4% +9.3%
STOFFA, WYATT A 1 79.4% +22.8%

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
18568165 VACUUM SYSTEM FOR A MASS SPECTROMETER WANG, JING 38d overdue

Hard Cases (10)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 8 ordered by deadline are shown.

App #TitleExaminerDue in
18546010 POWER SUPPLY SYSTEMS AND METHODS GASSEN, CHRISTOPHER J 43d
18850007 MASS SPECTROMETER HAVING HIGH DUTY CYCLE KALISZEWSKI, ALINA ROSE —
18850020 MASS SPECTROMETER HAVING HIGH DUTY CYCLE WANG, JING —
18841235 MEASURING IONS WITH CHARGE REDUCTION WANG, JING —
18793315 SEPARATING IONS IN AN ION TRAP MCCORMACK, JASON L —
18698443 ION DETECTORS OSENBAUGH-STEWART, ELIZA W —
18693796 ION SOURCE ASSEMBLY EINHORN, MICA JILLIAN —
18686595 NEBULISER OUTLET ASSEMBLY WANG, JING —

Interview Candidates (6)

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 6 ordered by deadline are shown.

App #TitleExaminerDue in
18546010 POWER SUPPLY SYSTEMS AND METHODS GASSEN, CHRISTOPHER J 43d
18850007 MASS SPECTROMETER HAVING HIGH DUTY CYCLE KALISZEWSKI, ALINA ROSE —
18698443 ION DETECTORS OSENBAUGH-STEWART, ELIZA W —
18693796 ION SOURCE ASSEMBLY EINHORN, MICA JILLIAN —
18546528 ION SOURCE NEBULISER KALISZEWSKI, ALINA ROSE —
17996599 CALIBRATION OF ANALYTICAL INSTRUMENT STOFFA, WYATT A —

Top Art Units

Art UnitApps
2881 7
2884 1
2800 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18920112 ADAPTIVE INTRINSIC LOCK MASS CORRECTION GUNBERG, EDWIN C 2884 — Non-Final OA — Pending Oct 18, 2024
18850007 MASS SPECTROMETER HAVING HIGH DUTY CYCLE KALISZEWSKI, ALINA ROSE — §103§112 Non-Final OA — Pending Sep 23, 2024
18850020 MASS SPECTROMETER HAVING HIGH DUTY CYCLE WANG, JING — §103§112 Non-Final OA — Pending Sep 23, 2024
18841235 MEASURING IONS WITH CHARGE REDUCTION WANG, JING — §101§103§112 Non-Final OA — Pending Aug 23, 2024
18793315 SEPARATING IONS IN AN ION TRAP MCCORMACK, JASON L — §102§103Other Non-Final OA — Pending Aug 02, 2024
18698443 ION DETECTORS OSENBAUGH-STEWART, ELIZA W 2881 §102§103§112 Final Rejection — Pending Apr 04, 2024
18693796 ION SOURCE ASSEMBLY EINHORN, MICA JILLIAN 2881 §103§112 Final Rejection — Pending Mar 20, 2024
18686595 NEBULISER OUTLET ASSEMBLY WANG, JING 2881 §102§103 Non-Final OA — Pending Feb 26, 2024
18568165 VACUUM SYSTEM FOR A MASS SPECTROMETER WANG, JING 2881 §103 Non-Final OA 38d overdue Pending Dec 07, 2023
18546528 ION SOURCE NEBULISER KALISZEWSKI, ALINA ROSE 2881 §101§103 Non-Final OA — Pending Aug 15, 2023
18546010 POWER SUPPLY SYSTEMS AND METHODS GASSEN, CHRISTOPHER J 2881 §102§103 Non-Final OA 43d Pending Aug 10, 2023
18159300 ACCELERATOR FOR MULTI-PASS MASS SPECTROMETERS LOGIE, MICHAEL J 2881 §103DP Non-Final OA — Pending Jan 25, 2023
17996599 CALIBRATION OF ANALYTICAL INSTRUMENT STOFFA, WYATT A 2800 §101§102 Non-Final OA — Pending Oct 19, 2022

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