Last updated: August 06, 2026

Application No. 18/836,289

RO PURIFIER WITH PROVISION TO DISPENSE HOT OR COLD WATER

Non-Final OA

Filed

Aug 06, 2024

Priority

Feb 17, 2022 — CN PCT/CN2022/076592 +2 more

Examiner

VARMA, AKASH K

Art Unit

Tech Center

Assignee

Zhejiang Qinyuan Water Treatment S T Co. Ltd.

OA Round

1 (Non-Final)

Interview Optional

— +34.6% interview lift. Examiner has a relatively high allowance rate (66%); +34.6% interview lift. A written response may suffice.

Based on 578 resolved cases, 2023–2026

Examiner Intelligence

VARMA, AKASH K View full profile →

Grants 66% — above average

Career Allowance Rate

382 granted / 578 resolved

+6.1% vs TC avg

Strong +35% interview lift

Without

With

+34.6%

Interview Lift

resolved cases with interview

Typical timeline

3y 2m

Avg Prosecution

26 currently pending

Career history

607

Total Applications

across all art units

Statute-Specific Performance

§101

0.6%

-39.4% vs TC avg

§103

45.9%

+5.9% vs TC avg

§102

11.0%

-29.0% vs TC avg

§112

35.0%

-5.0% vs TC avg

Black line = Tech Center average estimate • Based on career data from 578 resolved cases

Prosecution Timeline

Aug 06, 2024

Application Filed

Jul 31, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/210,811

Patent 12686962

FILTER APPARATUS AND CLOTHES TREATING APPARATUS HAVING THE SAME

3y 1m to grant Granted Jul 21, 2026

18/285,388

Patent 12686669

METHOD FOR SEPARATING AND PURIFYING TETRAHYDROCANNABIVARIN BY MEANS OF HIGH-SPEED COUNTERCURRENT CHROMATOGRAPHY

2y 9m to grant Granted Jul 21, 2026

17/742,905

Patent 12673886

METHODS AND SYSTEMS FOR TREATING FLUID USING A BIOCHEMICAL PROCESS UNDER VACUUM PRESSURE

4y 1m to grant Granted Jul 07, 2026

18/732,689

Patent 12673880

SYSTEM AND METHOD FOR CONTROLLING REMEDIATION CYCLES FOR THE TREATMENT OF AQUATIC FACILITY WATER

2y 1m to grant Granted Jul 07, 2026

18/036,191

Patent 12667810

Device and method for protecting drinking water from microorganisms

3y 1m to grant Granted Jun 30, 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

66%

Grant Probability

99%

With Interview (+34.6%)

3y 2m (~1y 2m remaining)

Median Time to Grant

Low

PTA Risk

Based on 578 resolved cases by this examiner. Grant probability derived from career allowance rate.