Prosecution Insights
Last updated: October 04, 2026

Nxera Pharma UK Limited

Technology area: Biotechnology & Pharmaceuticals

4 pending office actions • 2 art units • 4 examiners • 0 of 4 (0%) have an AI response strategy ready • 6 patents granted in the last 365 days

Analysis

Nxera Pharma UK Limited is currently managing 4 pending office actions in the Biotechnology & Pharmaceuticals technology area. These actions are distributed among 4 distinct examiners, meaning each case has a unique reviewer. The prosecution is occurring within 2 distinct art units, indicating that the 4 pending office actions are focused on a range of Biotechnology & Pharmaceuticals classifications. This concentration in 2 distinct art units suggests that the company's intellectual property strategy is focused on specific technical niches.

JEAN-LOUIS, SAMIRA JM is identified as the busiest examiner, with 1 busiest examiner pending action currently assigned. Since there are 4 distinct examiners for the 4 pending office actions, the portfolio avoids bottlenecks caused by a reviewer's schedule. The balance of distinct examiners and art units defines the current prosecution landscape for the firm. This distribution allows for separate review paths while maintaining technical focus under JEAN-LOUIS, SAMIRA JM.

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

Portfolio Summary

4
Total Pending OAs
3
Non-Final OAs
1
Final Rejections
0
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
1
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 (50%)
1
Medium (25%)
1
Easy (25%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§112 only1 (25%)
Double-patenting + other1 (25%)
Multi-statute (no §101)2 (50%)

Industry Mix

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

2
Life Sciences
50% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
0
Mechanical / Eng
0% of docket
2
Business / Other
50% 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.

40 h
Manual time on pending OAs
8 h
Time saved (low, 20%)
14 h
Time saved (mid, 35%)
0.3 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
JEAN-LOUIS, SAMIRA JM 1 61.0% +45.2%
WHITE, DAWANNA SHAR-DAY 1 62.5% +23.3%
HAVLIN, ROBERT H 1 51.5% +28.1%
COFFA, SERGIO 1 61.1% +32.5%

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
18258065 SARS-COV-2 MPRO INHIBITOR COMPOUNDS HAVLIN, ROBERT H 25d overdue
18867575 CRYSTALLINE FORMS AND SALTS OF A MUSCARINIC RECEPTOR AGONIST JEAN-LOUIS, SAMIRA JM —

Interview Candidates (4)

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 4 ordered by deadline are shown.

App #TitleExaminerDue in
18258065 SARS-COV-2 MPRO INHIBITOR COMPOUNDS HAVLIN, ROBERT H 25d overdue
18031416 LINEAR APELIN RECEPTOR AGONISTS COFFA, SERGIO 20d
18867575 CRYSTALLINE FORMS AND SALTS OF A MUSCARINIC RECEPTOR AGONIST JEAN-LOUIS, SAMIRA JM —
18826098 PYRAZOLE DERIVATIVES AS H4 ANTAGONIST COMPOUNDS WHITE, DAWANNA SHAR-DAY —

Top Art Units

Art UnitApps
1626 1
1658 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18867575 CRYSTALLINE FORMS AND SALTS OF A MUSCARINIC RECEPTOR AGONIST JEAN-LOUIS, SAMIRA JM — §102§112 Non-Final OA — Pending Nov 20, 2024
18826098 PYRAZOLE DERIVATIVES AS H4 ANTAGONIST COMPOUNDS WHITE, DAWANNA SHAR-DAY — §103§112DP Non-Final OA — Pending Sep 05, 2024
18258065 SARS-COV-2 MPRO INHIBITOR COMPOUNDS HAVLIN, ROBERT H 1626 §103§112 Non-Final OA 25d overdue Pending Jun 16, 2023
18031416 LINEAR APELIN RECEPTOR AGONISTS COFFA, SERGIO 1658 §112 Final Rejection 20d Pending Apr 12, 2023

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