Last updated: May 29, 2026

Application No. 16/632,899

SYSTEMS AND METHODS FOR TARGETED GENOME EDITING

Non-Final OA

Filed

Jan 22, 2020

Priority

Jul 28, 2017 — provisional 62/538,213 +3 more

Examiner

LEVERETT, MARY CHANG

Art Unit

1687

Tech Center

1600 — Biotechnology & Organic Chemistry

Assignee

Pioneer Hi-Bred International Inc.

OA Round

4 (Non-Final)

This examiner grants 60% of cases after interview

— +22.6% interview lift. A telephonic interview to clarify the technical implementation could significantly improve the outcome.

Based on 86 resolved cases, 2023–2026

Examiner Intelligence

LEVERETT, MARY CHANG View full profile →

Grants 60% of resolved cases

Career Allowance Rate

52 granted / 86 resolved

+0.5% vs TC avg

Strong +23% interview lift

Without

With

+22.6%

Interview Lift

resolved cases with interview

Typical timeline

4y 1m

Avg Prosecution

14 currently pending

Career history

110

Total Applications

across all art units

Statute-Specific Performance

§101

27.3%

-12.7% vs TC avg

§103

55.4%

+15.4% vs TC avg

§102

6.3%

-33.7% vs TC avg

§112

1.9%

-38.1% vs TC avg

Black line = Tech Center average estimate • Based on career data from 86 resolved cases

Prosecution Timeline

Show 4 earlier events

Apr 09, 2024

Final Rejection mailed

Sep 09, 2024

Request for Continued Examination

Oct 01, 2024

Response after Non-Final Action

Dec 13, 2024

Non-Final Rejection mailed

May 13, 2025

Response Filed

Sep 09, 2025

Final Rejection mailed

Mar 06, 2026

Request for Continued Examination

Mar 12, 2026

Response after Non-Final Action

Precedent Cases

Applications granted by this same examiner with similar technology

17/251,293

Patent 12633377

METHODS FOR DETECTING VARIANTS IN NEXT-GENERATION SEQUENCING GENOMIC DATA

5y 5m to grant Granted May 19, 2026

19/037,106

Patent 12620458

METHODS, SYSTEMS, AND COMPUTER READABLE MEDIA FOR AUTOMATED ASSESSMENT OF ASEPTIC TECHNIQUE OF COMPOUNDING IN A COMPOUNDING HOOD

1y 3m to grant Granted May 05, 2026

16/950,845

Patent 12609186

TECHNIQUES FOR DATA-ENABLED DRUG DISCOVERY

5y 5m to grant Granted Apr 21, 2026

17/043,210

Patent 12603156

METHOD OF SYNTHESIZING A RADIOPHARMACEUTICAL

5y 6m to grant Granted Apr 14, 2026

17/101,912

Patent 12597492

Topology-Driven Completion of Chemical Data

5y 4m to grant Granted Apr 07, 2026

Study what changed to get past this examiner. Based on 5 most recent grants.

Strategy Recommendation AI-generated — please review before filing

Get a prosecution strategy drawn from examiner precedents, rejection analysis, and claim mapping.

Typically takes 5-10 seconds — AI-generated, attorney review required before filing

Prosecution Projections

4-5

Expected OA Rounds

60%

Grant Probability

83%

With Interview (+22.6%)

4y 1m (~0m remaining)

Median Time to Grant

High

PTA Risk

Based on 86 resolved cases by this examiner. Grant probability derived from career allowance rate.