Prosecution Insights
Last updated: October 04, 2026

Quantumdx Group Limited

Technology areas: Biotechnology & Pharmaceuticals • Chemistry & Materials

3 pending office actions • 2 art units • 3 examiners • 0 of 3 (0%) have an AI response strategy ready

Analysis

Quantumdx Group Limited is currently navigating 3 pending office actions within the Chemistry & Materials technology area. This workload is distributed across 3 distinct examiners, which indicates that the company is receiving feedback from multiple individuals at the USPTO. These actions are situated within 2 distinct art units, suggesting that the portfolio spans different specialized sub-sectors. The involvement of 2 distinct art units often implies that the applications are subject to varying administrative practices and examination standards within the broader Chemistry & Materials field.

The examiner NGUYEN, HENRY H is identified as the busiest examiner for this portfolio, currently managing 1 pending office action. Since there are 3 pending office actions and 3 distinct examiners, the workload is evenly distributed among the assigned personnel. For practitioners, this means there is no single examiner who controls the majority of the portfolio's current fate. Instead, the strategy must account for the 3 distinct examiners and their respective art units. Managing 3 pending office actions across 2 distinct art units requires a coordinated effort to ensure that responses are consistent while addressing the specific requirements of each examiner.

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.

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.

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

Rejection Statute Mix

BucketCases
Double-patenting + other1 (33%)
Multi-statute (no §101)2 (67%)

Industry Mix

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

2
Life Sciences
67% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
0
Mechanical / Eng
0% of docket
1
Business / Other
33% 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
NGUYEN, HENRY H 1 63.7% +37.2%
ESPERON, NATHAN GREGORY 1 41.0% +23.3%
GALSTER, SAMUEL LEONARD 1 50.9% +43.2%

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
18575009 MICROFLUIDIC DEVICE FOR CONCENTRATING TARGET PARTICLES IN A FLUID SAMPLE USING DIELECTROPHORESIS NGUYEN, HENRY H —
18249535 INTEGRATED THERMAL CONDITIONING AND PCR IN A MOLECULAR POC DIAGNOSTIC SYSTEM ESPERON, NATHAN GREGORY —

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
17421111 OLIGONUCLEOTIDE DEPOSITION ONTO POLYPROPYLENE SUBSTRATES GALSTER, SAMUEL LEONARD 79d
18575009 MICROFLUIDIC DEVICE FOR CONCENTRATING TARGET PARTICLES IN A FLUID SAMPLE USING DIELECTROPHORESIS NGUYEN, HENRY H —
18249535 INTEGRATED THERMAL CONDITIONING AND PCR IN A MOLECULAR POC DIAGNOSTIC SYSTEM ESPERON, NATHAN GREGORY —

Top Art Units

Art UnitApps
1799 1
1693 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18575009 MICROFLUIDIC DEVICE FOR CONCENTRATING TARGET PARTICLES IN A FLUID SAMPLE USING DIELECTROPHORESIS NGUYEN, HENRY H — §102§103§112 Non-Final OA — Pending Dec 28, 2023
18249535 INTEGRATED THERMAL CONDITIONING AND PCR IN A MOLECULAR POC DIAGNOSTIC SYSTEM ESPERON, NATHAN GREGORY 1799 §102§103§112 Non-Final OA — Pending Apr 18, 2023
17421111 OLIGONUCLEOTIDE DEPOSITION ONTO POLYPROPYLENE SUBSTRATES GALSTER, SAMUEL LEONARD 1693 §103DPOther Final Rejection 79d Pending Jul 07, 2021

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