Prosecution Insights
Last updated: October 25, 2026

Arentfox Schiff, LLP & Memorial Sloan-Kettering

Technology area: Biotechnology & Pharmaceuticals

7 pending office actions • 4 clients • 7 examiners • 6 art units • 0 of 7 (0%) have an AI response strategy ready • 4 patents granted in the last 365 days

Analysis

ArentFox Schiff, LLP & Memorial Sloan-Kettering has 7 pending office actions in Biotechnology & Pharmaceuticals and 33400 career applications. The application history supplies broad context for the current matter set in this technology area.

The resolved allowance rate is 87.96%, and the average is 3.27 office actions per allowance. The record indicates that successful outcomes commonly involve multiple examination exchanges. Practitioners should align claim scope with detailed technical support and anticipate iterative prosecution.

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

Quality Metrics (n=33400 apps, methodology: how we score firms)

88.0%
Allowance Rate
n=33400
+0.53σ
Allowance Rate (norm)
n=33400
3.3
OAs to Allowance
n=22413
-0.12σ
OAs to Allow (norm)
n=22413
1018 days
Time to Allowance
n=22413
+7.4pp
Interview Lift
n=33400
28.9%
RCE Rate
n=33400
1.4%
Appeal Rate
n=33400

Rejection Performance (% of received rejections ultimately overcome)

81.1%
§101 Overcome
n=3366
80.0%
§102 Overcome
n=9173
80.8%
§103 Overcome
n=14666
80.4%
§112 Overcome
n=8776

Specialization & Scale

H04L, H04W, G06F
Top CPC Subclasses
17%
Top-3 CPC Share
n=33400
20
Practitioners
n=33400
1670.0
Apps / Practitioner
n=33400

Portfolio Summary

7
Total Pending OAs
5
Non-Final OAs
2
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.

4
Hard (57%)
2
Medium (29%)
1
Easy (14%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 + other1 (14%)
§112 only1 (14%)
Double-patenting + other2 (29%)
Multi-statute (no §101)3 (43%)

Industry Mix

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

7
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.

70 h
Manual time on pending OAs
14 h
Time saved (low, 20%)
24 h
Time saved (mid, 35%)
0.6 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
DICKINSON, PAUL W 1 63.2% +9.6%
ZOU, NIANXIANG 1 64.0% +25.0%
WHEELER, THURMAN MICHAEL 1 45.8% +23.5%
HUYNH, PHUONG N 1 65.8% +53.6%
SULLIVAN, DENNIS JOHN 1 57.6% +48.0%
MIDDLETON, DANAYA L 1 49.5% +48.8%
VU, JAKE MINH 1 41.0% +27.0%

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
17770259 HLA CLASS I SEQUENCE DIVERGENCE AND CANCER THERAPY MIDDLETON, DANAYA L 5d overdue
18750485 RECOMBINANT MVA OR MVADELE3L EXPRESSING HUMAN FLT3L AND USE THEREOF AS IMMUNO-THERAPEUTIC AGENTS AGAINST SOLID TUMORS ZOU, NIANXIANG —
18433538 METHODS OF CANCER TREATMENT VIA REGULATED FERROPTOSIS WHEELER, THURMAN MICHAEL —
17414414 INDUCING FAVORABLE EFFECTS ON TUMOR MICROENVIRONMENT VIA ADMINISTRATION OF NANOPARTICLE COMPOSITIONS VU, JAKE MINH —

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
17770259 HLA CLASS I SEQUENCE DIVERGENCE AND CANCER THERAPY MIDDLETON, DANAYA L 5d overdue
17909310 ANTI-CCR8 AGENTS SULLIVAN, DENNIS JOHN 14d
18750485 RECOMBINANT MVA OR MVADELE3L EXPRESSING HUMAN FLT3L AND USE THEREOF AS IMMUNO-THERAPEUTIC AGENTS AGAINST SOLID TUMORS ZOU, NIANXIANG —
18433538 METHODS OF CANCER TREATMENT VIA REGULATED FERROPTOSIS WHEELER, THURMAN MICHAEL —
17961761 NANOPARTICLE IMMUNOCONJUGATES HUYNH, PHUONG N —
17414414 INDUCING FAVORABLE EFFECTS ON TUMOR MICROENVIRONMENT VIA ADMINISTRATION OF NANOPARTICLE COMPOSITIONS VU, JAKE MINH —

Client Portfolio (4 clients)

Top Art Units

Art UnitApps
16182
16711
16191
16411
16421
16741

Pending Office Actions

App #TitleClientExaminerArt UnitStatutesStatusDue inAIFiled
18911705 NANOPARTICLE DRUG CONJUGATES Cornell University DICKINSON, PAUL W 1618 §102§103§112DP Non-Final OA — Pending Oct 10, 2024
18750485 RECOMBINANT MVA OR MVADELE3L EXPRESSING HUMAN FLT3L AND USE THEREOF AS IMMUNO-THERAPEUTIC AGENTS AGAINST SOLID TUMORS Memorial Sloan Kettering Cancer Center ZOU, NIANXIANG 1671 §103§112Other Non-Final OA — Pending Jun 21, 2024
18433538 METHODS OF CANCER TREATMENT VIA REGULATED FERROPTOSIS Cornell University WHEELER, THURMAN MICHAEL 1619 §102§103§112 Non-Final OA — Pending Feb 06, 2024
17961761 NANOPARTICLE IMMUNOCONJUGATES The Curators of the University of Missouri HUYNH, PHUONG N 1641 §112DP Final Rejection — Pending Oct 07, 2022
17909310 ANTI-CCR8 AGENTS Memorial Sloan Kettering Cancer Center SULLIVAN, DENNIS JOHN 1642 §112 Final Rejection 14d Pending Sep 02, 2022
17770259 HLA CLASS I SEQUENCE DIVERGENCE AND CANCER THERAPY Max-Planck-Gesellschaft zur Förderung der Wissenschaften e.V. MIDDLETON, DANAYA L 1674 §101§112 Non-Final OA 5d overdue Pending Apr 19, 2022
17414414 INDUCING FAVORABLE EFFECTS ON TUMOR MICROENVIRONMENT VIA ADMINISTRATION OF NANOPARTICLE COMPOSITIONS Cornell University VU, JAKE MINH 1618 §103§112Other Non-Final OA — Pending Jun 16, 2021

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Frequently Asked Questions

What is Arentfox Schiff, LLP & Memorial Sloan-Kettering's patent allowance rate?

88.0% of resolved applications prosecuted by Arentfox Schiff, LLP & Memorial Sloan-Kettering were allowed, across 33,400 applications in USPTO records.

How many office actions does Arentfox Schiff, LLP & Memorial Sloan-Kettering average before allowance?

3.27 office actions per allowed application on average.

How many pending office actions does Arentfox Schiff, LLP & Memorial Sloan-Kettering have?

7 pending office actions as of October 2026, for 4 clients, before 7 examiners in 6 art units.

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