Last updated: April 24, 2026

Application No. 19/332,857

Untitled Application

Unknown

Filed

3600

Examiner

DING, CHUNLING

Art Unit

3699

Tech Center

Wells Fargo Bank, N.A.

Assignee

Wells Fargo Bank N A

OA Round

1 (Non-Final)

This examiner grants 55% of cases after interview

— +60.6% interview lift. A telephonic interview to clarify the technical implementation could significantly improve the outcome.

Based on 176 resolved cases, 2023–2026

Examiner Intelligence

DING, CHUNLING View full profile →

Grants 55% of resolved cases

Career Allow Rate

97 granted / 176 resolved

-4.9% vs TC avg

Strong +61% interview lift

Without

With

+60.6%

Interview Lift

resolved cases with interview

Typical timeline

3y 4m

Avg Prosecution

22 currently pending

Career history

198

Total Applications

across all art units

Statute-Specific Performance

§101

25.2%

-14.8% vs TC avg

§103

36.7%

-3.3% vs TC avg

§102

2.5%

-37.5% vs TC avg

§112

26.2%

-13.8% vs TC avg

Black line = Tech Center average estimate • Based on career data from 176 resolved cases

Prosecution Timeline

3600

Application Filed

Feb 21, 2026

Non-Final Rejection (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/406,651

Patent 12597036

SECURED ANALYTICS USING ENCRYPTED DATA

2y 5m to grant Granted Apr 07, 2026

18/945,226

Patent 12572925

PROTECTING TOKENIZED STRUCTURES USING A PROTECTION ARCHITECTURE

2y 5m to grant Granted Mar 10, 2026

18/407,336

Patent 12562907

SYSTEMS AND METHODS FOR PARALLEL VERIFICATION OF BLOCKCHAIN TRANSACTIONS

2y 5m to grant Granted Feb 24, 2026

17/794,311

Patent 12555105

System and Method for Revocable Peer-to-Peer Payments

2y 5m to grant Granted Feb 17, 2026

18/121,470

Patent 12549332

High performance distributed system of record with cryptographic service support

2y 5m to grant Granted Feb 10, 2026

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

AI Strategy Recommendation

Get an AI-powered prosecution strategy using examiner precedents, rejection analysis, and claim mapping.

Prosecution Projections

1-2

Expected OA Rounds

55%

Grant Probability

99%

With Interview (+60.6%)

3y 4m

Median Time to Grant

Low

PTA Risk

Based on 176 resolved cases by this examiner. Grant probability derived from career allow rate.