Last updated: July 11, 2026

Application No. 19/458,087

Untitled Application

Unknown

Filed

Priority

Sep 27, 2021 — CN 202122350626.3 +9 more

Examiner

NICHOLS, CHARLES W

Art Unit

Tech Center

Shenzhen Jisu Technology Co., Ltd.

Assignee

Shenzhen Jisu Technology Co. Ltd.

OA Round

1 (Non-Final)

This examiner grants 56% of cases after interview

— +54.5% interview lift. A telephonic interview to clarify the technical implementation could significantly improve the outcome.

Based on 367 resolved cases, 2023–2026

Examiner Intelligence

NICHOLS, CHARLES W View full profile →

Grants 56% of resolved cases

Career Allowance Rate

206 granted / 367 resolved

-3.9% vs TC avg

Strong +54% interview lift

Without

With

+54.5%

Interview Lift

resolved cases with interview

Typical timeline

4y 0m

Avg Prosecution

26 currently pending

Career history

405

Total Applications

across all art units

Statute-Specific Performance

§103

97.4%

+57.4% vs TC avg

§102

1.3%

-38.7% vs TC avg

§112

1.2%

-38.8% vs TC avg

Black line = Tech Center average estimate • Based on career data from 367 resolved cases

Prosecution Timeline

May 20, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/502,924

Patent 12653967

NEEDLE CARTRIDGE FOR DRUG INJECTION AND DRUG INJECTION DEVICE INCLUDING THE SAME

2y 7m to grant Granted Jun 16, 2026

18/046,925

Patent 12648793

Subcutaneous Implant Removal Device

3y 7m to grant Granted Jun 09, 2026

18/269,110

Patent 12638012

APPARATUS FOR CONTROLLING PRESSURE OR FLOW IN A FLUIDIC SYSTEM

2y 11m to grant Granted May 26, 2026

18/045,450

Patent 12631187

VARIABLE SPEED PUMPING SYSTEM AND METHOD

3y 7m to grant Granted May 19, 2026

17/505,223

Patent 12624683

RECIPROCATING PUMP

4y 6m 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.

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

Prosecution Projections

1-2

Expected OA Rounds

56%

Grant Probability

99%

With Interview (+54.5%)

4y 0m

Median Time to Grant

Low

PTA Risk

Based on 367 resolved cases by this examiner. Grant probability derived from career allowance rate.