Last updated: July 17, 2026

Application No. 18/906,761

Joint Acoustic Echo Cancelation, Speech Enhancement, and Voice Separation for Automatic Speech Recognition

Non-Final OA

Filed

Oct 04, 2024

Priority

Aug 09, 2021 — provisional 63/260,100 +1 more

Examiner

GAY, SONIA L

Art Unit

2657

Tech Center

2600 — Communications

Assignee

Google LLC

OA Round

1 (Non-Final)

Interview Optional

— +11.3% interview lift. Interview lift (+11.3%) is below the 15.0% threshold. A written response is recommended.

Based on 870 resolved cases, 2023–2026

Examiner Intelligence

GAY, SONIA L View full profile →

Grants 82% — above average

Career Allowance Rate

716 granted / 870 resolved

+20.3% vs TC avg

Moderate +11% lift

Without

With

+11.3%

Interview Lift

resolved cases with interview

Typical timeline

2y 11m

Avg Prosecution

12 currently pending

Career history

894

Total Applications

across all art units

Statute-Specific Performance

§101

3.6%

-36.4% vs TC avg

§103

82.5%

+42.5% vs TC avg

§102

2.2%

-37.8% vs TC avg

§112

5.1%

-34.9% vs TC avg

Black line = Tech Center average estimate • Based on career data from 870 resolved cases

Prosecution Timeline

Oct 04, 2024

Application Filed

May 08, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

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Patent 12682178

NEURAL DIALOGUE SYSTEM FOR SECURITY POSTURE MANAGEMENT

2y 8m to grant Granted Jul 14, 2026

18/179,458

Patent 12675642

INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND NON-TRANSITORY COMPUTER READABLE MEDIUM

3y 4m to grant Granted Jul 07, 2026

18/578,985

Patent 12670328

COREFERENCE RESOLUTION METHOD, AND METHOD AND APPARATUS FOR TRAINING COREFERENCE RESOLUTION MODEL

2y 5m to grant Granted Jun 30, 2026

18/645,149

Patent 12670335

Chatbot System For Structured And Unstructured Data

2y 2m to grant Granted Jun 30, 2026

18/288,135

Patent 12664979

LOW POWER ANALOG CIRCUITRY FOR ARTIFICIAL NEURAL NETWORKS

2y 8m to grant Granted Jun 23, 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

82%

Grant Probability

94%

With Interview (+11.3%)

2y 11m (~1y 1m remaining)

Median Time to Grant

Low

PTA Risk

Based on 870 resolved cases by this examiner. Grant probability derived from career allowance rate.