Prosecution Insights
Last updated: October 25, 2026

Fisherbroyles, LLP - Codexis, Inc.

Technology area: Biotechnology & Pharmaceuticals

9 pending office actions • 2 clients • 8 examiners • 4 art units • 0 of 9 (0%) have an AI response strategy ready

Analysis

This profile records 9 pending office actions in Biotechnology & Pharmaceuticals and 20556 career applications. The pending workload identifies current activity associated with the profile, while the application figure reflects the broader recorded prosecution base.

The resolved allowance rate is 75.45%, with an average of 3.18 office actions per allowance. This indicates a resolved allowance result below four-fifths and more than three office actions for allowed matters.

Practitioners can use the open-action figure to assess present workload and the other figures to frame historical review. The data does not show whether the reported allowance and action measures apply specifically to the Codexis matters.

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

Quality Metrics (n=20556 apps, methodology: how we score firms)

75.4%
Allowance Rate
n=20556
+0.46σ
Allowance Rate (norm)
n=20556
3.2
OAs to Allowance
n=11818
-0.19σ
OAs to Allow (norm)
n=11818
1100 days
Time to Allowance
n=11818
+14.8pp
Interview Lift
n=20556
22.1%
RCE Rate
n=20556
1.0%
Appeal Rate
n=20556

Rejection Performance (% of received rejections ultimately overcome)

65.2%
§101 Overcome
n=1528
69.5%
§102 Overcome
n=5008
69.8%
§103 Overcome
n=7908
72.8%
§112 Overcome
n=6379

Specialization & Scale

A61K, A61P, G06F
Top CPC Subclasses
12%
Top-3 CPC Share
n=20556
25
Practitioners
n=20556
822.2
Apps / Practitioner
n=20556

Portfolio Summary

9
Total Pending OAs
8
Non-Final OAs
1
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.

3
Hard (33%)
3
Medium (33%)
2
Easy (22%)
1
Unknown (11%)

Rejection Statute Mix

BucketCases
§101 + other3 (33%)
§112 only1 (11%)
Double-patenting only1 (11%)
Double-patenting + other3 (33%)
No statute on record1 (11%)

Industry Mix

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

9
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.

90 h
Manual time on pending OAs
18 h
Time saved (low, 20%)
31 h
Time saved (mid, 35%)
0.8 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
MEAH, MOHAMMAD Y 2 70.7% +42.8%
EPSTEIN, TODD MATTHEW 1 60.8% +43.6%
BOWERS, ERIN M 1 54.7% +9.8%
HUTSON, RICHARD G 1 65.1% +52.9%
ROBINSON, HOPE A 1 67.7% +43.0%
GRAY, JESSICA 1 0.0% +0.0%
JONES-FOSTER, ERICA NICOLE 1 49.4% +44.0%
NOAKES, SUZANNE MARIE 1 73.4% +18.3%

Hard Cases (4)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 4 ordered by deadline are shown.

App #TitleExaminerDue in
18660851 RNA POLYMERASE VARIANTS BOWERS, ERIN M —
18661523 ENGINEERED RNA POLYMERASE VARIANTS HUTSON, RICHARD G —
18395294 ENGINEERED RNA LIGASE VARIANTS GRAY, JESSICA —
18485925 ENGINEERED 3-O-KINASE VARIANTS AND METHODS OF USE NOAKES, SUZANNE MARIE —

Interview Candidates (7)

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 7 ordered by deadline are shown.

App #TitleExaminerDue in
18971755 BIOCATALYSTS AND METHODS FOR THE SYNTHESIS OF SUBSTITUTED LACTAMS EPSTEIN, TODD MATTHEW —
18886292 BIOCATALYSTS FOR EZETIMIBE SYNTHESIS MEAH, MOHAMMAD Y —
18781007 LOV-D ACYLTRANSFERASE MEDIATED ACYLATION MEAH, MOHAMMAD Y —
18661523 ENGINEERED RNA POLYMERASE VARIANTS HUTSON, RICHARD G —
18638060 ENGINEERED IMINE REDUCTASES AND METHODS FOR THE REDUCTIVE AMINATION OF KETONE AND AMINE COMPOUNDS ROBINSON, HOPE A —
18516310 P450-BM3 VARIANTS WITH IMPROVED ACTIVITY JONES-FOSTER, ERICA NICOLE —
18485925 ENGINEERED 3-O-KINASE VARIANTS AND METHODS OF USE NOAKES, SUZANNE MARIE —

Client Portfolio (2 clients)

Client (Assignee)Pending OAs
Codexis 7
Codexis Inc. 2

Top Art Units

Art UnitApps
16525
16562
16531
16821

Pending Office Actions

App #TitleClientExaminerArt UnitStatutesStatusDue inAIFiled
18971755 BIOCATALYSTS AND METHODS FOR THE SYNTHESIS OF SUBSTITUTED LACTAMS Codexis, Inc. EPSTEIN, TODD MATTHEW 1652 Other Non-Final OA — Pending Dec 06, 2024
18886292 BIOCATALYSTS FOR EZETIMIBE SYNTHESIS Codexis Inc. MEAH, MOHAMMAD Y 1652 §112DP Non-Final OA — Pending Sep 16, 2024
18781007 LOV-D ACYLTRANSFERASE MEDIATED ACYLATION Codexis Inc. MEAH, MOHAMMAD Y 1652 DP Non-Final OA — Pending Jul 23, 2024
18660851 RNA POLYMERASE VARIANTS Codexis, Inc. BOWERS, ERIN M 1653 §101§102 Non-Final OA — Pending May 10, 2024
18661523 ENGINEERED RNA POLYMERASE VARIANTS Codexis, Inc. HUTSON, RICHARD G 1652 §101§102§103§112 Non-Final OA — Pending May 10, 2024
18638060 ENGINEERED IMINE REDUCTASES AND METHODS FOR THE REDUCTIVE AMINATION OF KETONE AND AMINE COMPOUNDS Codexis, Inc. ROBINSON, HOPE A 1652 §112 Non-Final OA — Pending Apr 17, 2024
18395294 ENGINEERED RNA LIGASE VARIANTS Codexis, Inc. GRAY, JESSICA 1682 §102§103DP Non-Final OA — Pending Dec 22, 2023
18516310 P450-BM3 VARIANTS WITH IMPROVED ACTIVITY Codexis, Inc. JONES-FOSTER, ERICA NICOLE 1656 §102§103§112DP Non-Final OA — Pending Nov 21, 2023
18485925 ENGINEERED 3-O-KINASE VARIANTS AND METHODS OF USE Codexis, Inc. NOAKES, SUZANNE MARIE 1656 §101§102DP Final Rejection — Pending Oct 12, 2023

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Frequently Asked Questions

What is Fisherbroyles, LLP - Codexis, Inc.'s patent allowance rate?

75.5% of resolved applications prosecuted by Fisherbroyles, LLP - Codexis, Inc. were allowed, across 20,556 applications in USPTO records.

How many office actions does Fisherbroyles, LLP - Codexis, Inc. average before allowance?

3.18 office actions per allowed application on average.

How many pending office actions does Fisherbroyles, LLP - Codexis, Inc. have?

9 pending office actions as of October 2026, for 2 clients, before 8 examiners in 4 art units.

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