Last updated: May 29, 2026

Application No. 35/521,192

Circleshaped fireplace

Non-Final OA

Filed

Apr 30, 2024

Examiner

AMAN, ANNA KATHY

Art Unit

2973

Tech Center

2900

Assignee

Ortal - Heating And Air Conditioning Systems Ltd.

OA Round

1 (Non-Final)

Interview Optional

— -3.3% interview lift. Interview already conducted in this application's prosecution history. This examiner has a 96% grant rate with -3.3% interview lift. Since an interview has already been tried, recommend written response with narrowed claims based on precedent claim evolution patterns.

Based on 1125 resolved cases, 2023–2026

Examiner Intelligence

AMAN, ANNA KATHY View full profile →

Grants 96% — above average

Career Allowance Rate

1078 granted / 1125 resolved

+35.8% vs TC avg

Minimal -3% lift

Without

With

+-3.3%

Interview Lift

resolved cases with interview

Fast prosecutor

1y 8m

Avg Prosecution

7 currently pending

Career history

1128

Total Applications

across all art units

Statute-Specific Performance

§103

1.3%

-38.7% vs TC avg

§102

2.2%

-37.8% vs TC avg

§112

92.7%

+52.7% vs TC avg

Black line = Tech Center average estimate • Based on career data from 1125 resolved cases

Prosecution Timeline

Apr 30, 2024

Application Filed

Sep 04, 2025

Non-Final Rejection mailed

Nov 20, 2025

Applicant Interview (Telephonic)

Nov 20, 2025

Examiner Interview Summary

Dec 04, 2025

Response Filed

Precedent Cases

Applications granted by this same examiner with similar technology

35/521,582

Patent D1124279

Heating equipment

2y 2m to grant Granted Apr 28, 2026

35/520,494

Patent D1121126

Main body of immersion heater

2y 1m to grant Granted Mar 31, 2026

35/522,612

Patent D1114952

Pellet torch

1y 7m to grant Granted Feb 24, 2026

35/520,424

Patent D1107872

Main body of immersion heater

1y 10m to grant Granted Dec 30, 2025

35/520,498

Patent D1107873

Main body of immersion heater

1y 10m to grant Granted Dec 30, 2025

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

96%

Grant Probability

92%

With Interview (-3.3%)

1y 8m (~0m remaining)

Median Time to Grant

Low

PTA Risk

Based on 1125 resolved cases by this examiner. Grant probability derived from career allowance rate.

Circleshaped fireplace

Interview Optional

Examiner Intelligence

Statute-Specific Performance

Prosecution Timeline

Precedent Cases

Applications granted by this same examiner with similar technology

Strategy Recommendation AI-generated — please review before filing

Prosecution Projections

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