Prosecution Insights
Last updated: October 25, 2026

Limmatech Biologics AG

Technology area: Biotechnology & Pharmaceuticals

3 pending office actions • 3 art units • 3 examiners • 0 of 3 (0%) have an AI response strategy ready • 1 patents granted in the last 365 days

Analysis

Limmatech Biologics AG has 3 pending office actions in Biotechnology & Pharmaceuticals. The matters are assigned to 3 distinct examiners and 3 distinct art units, placing the pending work across separate examination channels.

BARRON, SEAN C is the busiest examiner, with 1 pending matter. Counsel should use examiner-specific and art-unit-specific analysis when preparing responses across the portfolio.

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

Portfolio Summary

3
Total Pending OAs
1
Non-Final OAs
2
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.

1
Overdue
0
Due this week
0
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.

3
Hard (100%)
0
Medium (0%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
Multi-statute (no §101)3 (100%)

Industry Mix

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

3
Life Sciences
100% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
0
Mechanical / Eng
0% 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.

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
BARRON, SEAN C 1 52.7% +30.4%
BRISTOL, LYNN ANNE 1 63.4% +39.8%
GROOMS, TIFFANY NICOLE 1 57.8% +46.3%

Hard Cases (3)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 3 ordered by deadline are shown.

App #TitleExaminerDue in
18404577 Engineered and Fully-Functional Customized Glycoproteins BARRON, SEAN C 36d overdue
18025792 FAB SIALYLATION OF ANTIBODIES BRISTOL, LYNN ANNE —
17791085 ENGINEERED LEISHMANIA CELLS GROOMS, TIFFANY NICOLE —

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
18404577 Engineered and Fully-Functional Customized Glycoproteins BARRON, SEAN C 36d overdue
18025792 FAB SIALYLATION OF ANTIBODIES BRISTOL, LYNN ANNE —
17791085 ENGINEERED LEISHMANIA CELLS GROOMS, TIFFANY NICOLE —

Top Art Units

Art UnitApps
1653 1
1643 1
1637 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18404577 Engineered and Fully-Functional Customized Glycoproteins BARRON, SEAN C 1653 §102§103 Final Rejection 36d overdue Pending Jan 04, 2024
18025792 FAB SIALYLATION OF ANTIBODIES BRISTOL, LYNN ANNE 1643 §103§112 Non-Final OA — Pending Mar 10, 2023
17791085 ENGINEERED LEISHMANIA CELLS GROOMS, TIFFANY NICOLE 1637 §102§103 Final Rejection — Pending Jul 06, 2022

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Frequently Asked Questions

How many pending USPTO office actions does Limmatech Biologics AG have?

Limmatech Biologics AG has 3 pending office actions as of October 2026, spread across 3 art units and 3 examiners.

Which USPTO examiner handles the most Limmatech Biologics AG applications?

Sean C Barron has the most, with 1 of Limmatech Biologics AG's pending office actions.

What technology area are Limmatech Biologics AG's patent applications in?

Mostly Biotechnology & Pharmaceuticals (USPTO Tech Center 1600), based on where its pending office actions are examined.

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