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Office Actions › Cambridge Enterprise Limited › 17813577
Last updated: May 29, 2026
Application No. 17/813,577

CONTROL OF MEIOTIC CROSSOVER IN MAIZE

Non-Final OA
Filed
Jul 19, 2022
Priority
Jun 30, 2016 — provisional 62/356,957 +2 more
Examiner
ZHENG, LI
Art Unit
1662
Tech Center
1600 — Biotechnology & Organic Chemistry
Assignee
Cambridge Enterprise Limited
OA Round
3 (Non-Final)
84%
Grant Probability
Favorable
3-4
OA Rounds
0m
Est. Remaining
97%
With Interview

Interview Optional

— +13.3% interview lift. Interview already conducted in this application's prosecution history. This examiner has a 84% grant rate with +13.3% interview lift. Since an interview has already been tried, recommend written response with narrowed claims based on precedent claim evolution patterns.
Based on 1268 resolved cases, 2023–2026

Examiner Intelligence

ZHENG, LI View full profile →
Grants 84% — above average
84%
Career Allowance Rate
1061 granted / 1268 resolved
+23.7% vs TC avg
Moderate +13% lift
Without
With
+13.3%
Interview Lift
resolved cases with interview
Typical timeline
2y 6m
Avg Prosecution
25 currently pending
Career history
1295
Total Applications
across all art units

Statute-Specific Performance

§101
0.3%
-39.7% vs TC avg
§103
23.3%
-16.7% vs TC avg
§102
22.5%
-17.5% vs TC avg
§112
42.0%
+2.0% vs TC avg
Black line = Tech Center average estimate • Based on career data from 1268 resolved cases

Prosecution Timeline

Show 3 earlier events
Dec 14, 2024
Examiner Interview Summary
Jan 08, 2025
Response Filed
Feb 21, 2025
Final Rejection mailed
May 29, 2025
Examiner Interview Summary
May 29, 2025
Applicant Interview (Telephonic)
Jul 16, 2025
Request for Continued Examination
Jul 18, 2025
Response after Non-Final Action
Nov 03, 2025
Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

17/800,696
Patent 12637685
METHOD FOR RAPID GENOME MODIFICATION IN RECALCITRANT PLANTS
3y 9m to grant Granted May 26, 2026
18/534,643
Patent 12635646
PLANTS AND SEEDS OF CORN VARIETY CV955045
2y 5m to grant Granted May 26, 2026
18/393,923
Patent 12622382
PLANTS AND SEEDS OF HYBRID CORN VARIETY CH010573
2y 4m to grant Granted May 12, 2026
18/395,500
Patent 12622384
PLANTS AND SEEDS OF HYBRID CORN VARIETY CH010575
2y 4m to grant Granted May 12, 2026
18/396,609
Patent 12622373
PLANTS AND SEEDS OF HYBRID CORN VARIETY CH010471
2y 4m to grant Granted May 12, 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.
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Prosecution Projections

3-4
Expected OA Rounds
84%
Grant Probability
97%
With Interview (+13.3%)
2y 6m (~0m remaining)
Median Time to Grant
High
PTA Risk
Based on 1268 resolved cases by this examiner. Grant probability derived from career allowance rate.

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Data sourced from USPTO Patent File Wrapper (daily) and Office Action Archive (weekly). Analysis generated by IP Author.

Data: USPTO Patent File Wrapper (daily) • Office Action Archive (weekly) • 89M+ prosecution events

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