Last updated: July 17, 2026

Application No. 18/560,515

Coronavirus Constructs and Vaccines

Non-Final OA

Filed

Nov 13, 2023

Priority

May 21, 2021 — provisional 63/191,829 +2 more

Examiner

ZOU, NIANXIANG

Art Unit

1671

Tech Center

1600 — Biotechnology & Organic Chemistry

Assignee

The Regents of the University of California

OA Round

1 (Non-Final)

This examiner grants 64% of cases after interview

— +24.8% interview lift. A telephonic interview to clarify the technical implementation could significantly improve the outcome.

Based on 766 resolved cases, 2023–2026

Examiner Intelligence

ZOU, NIANXIANG View full profile →

Grants 64% of resolved cases

Career Allowance Rate

490 granted / 766 resolved

+4.0% vs TC avg

Strong +25% interview lift

Without

With

+24.8%

Interview Lift

resolved cases with interview

Typical timeline

2y 8m

Avg Prosecution

36 currently pending

Career history

807

Total Applications

across all art units

Statute-Specific Performance

§101

1.2%

-38.8% vs TC avg

§103

56.1%

+16.1% vs TC avg

§102

8.0%

-32.0% vs TC avg

§112

4.9%

-35.1% vs TC avg

Black line = Tech Center average estimate • Based on career data from 766 resolved cases

Prosecution Timeline

Nov 13, 2023

Application Filed

Apr 07, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

17/997,886

Patent 12673096

VACCINES AGAINST VIRAL PATHOGENS

3y 8m to grant Granted Jul 07, 2026

17/904,897

Patent 12662710

METHOD FOR DETECTING SINGLE-STRANDED RNA VIRUS

3y 10m to grant Granted Jun 23, 2026

18/021,258

Patent 12636357

Vaccine Composition for Preventing Tuberculosis Comprising Chorismate Mutase

3y 3m to grant Granted May 26, 2026

17/995,722

Patent 12618067

TARGETED DELIVERY OF AN INHIBITOR OF MIR-21 TO MACROPHAGES FOR THE TREATMENT OF PULMONARY FIBROSIS

3y 7m to grant Granted May 05, 2026

17/822,213

Patent 12601018

DETECTION OF SARS-COV-2 USING RNA MULTI-ARM JUNCTION LOGIC GATES

3y 7m to grant Granted Apr 14, 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

1-2

Expected OA Rounds

64%

Grant Probability

89%

With Interview (+24.8%)

2y 8m (~0m remaining)

Median Time to Grant

Low

PTA Risk

Based on 766 resolved cases by this examiner. Grant probability derived from career allowance rate.