Last updated: July 17, 2026

Application No. 18/815,570

SYSTEM AND METHOD FOR ACOUSTIC ECHO CANCELATION USING DEEP MULTITASK RECURRENT NEURAL NETWORKS

Non-Final OA

Filed

Aug 26, 2024

Priority

Mar 28, 2019 — provisional 62/825,681 +5 more

Examiner

LAO, LUNSEE

Art Unit

2691

Tech Center

2600 — Communications

Assignee

Samsung Electronics Co., Ltd.

OA Round

1 (Non-Final)

Interview Optional

— +16.2% interview lift. Interview already conducted in this application's prosecution history. This examiner has a 76% grant rate with +16.2% interview lift. Since an interview has already been tried, recommend written response with narrowed claims based on precedent claim evolution patterns.

Based on 763 resolved cases, 2023–2026

Examiner Intelligence

LAO, LUNSEE View full profile →

Grants 76% — above average

Career Allowance Rate

577 granted / 763 resolved

+13.6% vs TC avg

Strong +16% interview lift

Without

With

+16.2%

Interview Lift

resolved cases with interview

Typical timeline

3y 5m

Avg Prosecution

18 currently pending

Career history

779

Total Applications

across all art units

Statute-Specific Performance

§101

0.9%

-39.1% vs TC avg

§103

84.1%

+44.1% vs TC avg

§102

5.8%

-34.2% vs TC avg

§112

2.0%

-38.0% vs TC avg

Black line = Tech Center average estimate • Based on career data from 763 resolved cases

Prosecution Timeline

Aug 26, 2024

Application Filed

Jul 28, 2025

Response after Non-Final Action

Apr 23, 2026

Non-Final Rejection mailed

Jun 23, 2026

Interview Requested

Jun 30, 2026

Applicant Interview (Telephonic)

Jun 30, 2026

Examiner Interview Summary

Precedent Cases

Applications granted by this same examiner with similar technology

18/055,306

Patent 12683410

Negative Transient Voltage Suppression in a Wireless Communication Device

3y 8m to grant Granted Jul 14, 2026

18/428,364

Patent 12684293

ARTIFICIAL REVERBERATION IN SPATIAL AUDIO

2y 5m to grant Granted Jul 14, 2026

18/502,576

Patent 12684280

EAR-WEARABLE DEVICES FOR CONTROL OF OTHER DEVICES AND RELATED METHODS

2y 8m to grant Granted Jul 14, 2026

18/552,921

Patent 12678334

HEARING PROTECTOR WITH SPRING ELEMENT AND A CARRIER

2y 9m to grant Granted Jul 14, 2026

18/088,290

Patent 12677084

HANDHELD ELECTRONIC DEVICE

3y 6m to grant Granted Jul 07, 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

76%

Grant Probability

92%

With Interview (+16.2%)

3y 5m (~1y 6m remaining)

Median Time to Grant

Low

PTA Risk

Based on 763 resolved cases by this examiner. Grant probability derived from career allowance rate.