Last updated: July 17, 2026

Application No. 17/657,611

METHOD AND APPARATUS FOR DETECTING LANE LINES, ELECTRONIC DEVICE AND STORAGE MEDIUM

Non-Final OA

Filed

Mar 31, 2022

Priority

Apr 01, 2021 — CN 202110358313.4

Examiner

FELIX, BRADLEY OBAS

Art Unit

2671

Tech Center

2600 — Communications

Assignee

Beijing Tusen Zhitu Technology Co., Ltd.

OA Round

5 (Non-Final)

This examiner grants 10% of cases after interview

— +50.0% interview lift. A telephonic interview to clarify the technical implementation could significantly improve the outcome.

Based on 19 resolved cases, 2023–2026

Examiner Intelligence

FELIX, BRADLEY OBAS View full profile →

Grants only 10% of cases

Career Allowance Rate

2 granted / 19 resolved

-51.5% vs TC avg

Strong +50% interview lift

Without

With

+50.0%

Interview Lift

resolved cases with interview

Typical timeline

3y 2m

Avg Prosecution

20 currently pending

Career history

Total Applications

across all art units

Statute-Specific Performance

§103

99.2%

+59.2% vs TC avg

§112

0.8%

-39.2% vs TC avg

Black line = Tech Center average estimate • Based on career data from 19 resolved cases

Prosecution Timeline

Show 5 earlier events

Apr 11, 2025

Request for Continued Examination

Apr 14, 2025

Response after Non-Final Action

Apr 28, 2025

Non-Final Rejection mailed

Jul 22, 2025

Response Filed

Oct 10, 2025

Final Rejection mailed

Jan 07, 2026

Request for Continued Examination

Jan 23, 2026

Response after Non-Final Action

Jul 01, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/331,399

Patent 12608780

IMAGE PROCESSING APPARATUS AND METHOD, IMAGE CAPTURING APPARATUS AND STORAGE MEDIUM

2y 10m to grant Granted Apr 21, 2026

17/729,277

Patent 12592076

OBJECT IDENTIFICATION SYSTEM AND METHOD

3y 11m to grant Granted Mar 31, 2026

17/774,868

Patent 12340540

AN IMAGING SENSOR, AN IMAGE PROCESSING DEVICE AND AN IMAGE PROCESSING METHOD

3y 1m to grant Granted Jun 24, 2025

Study what changed to get past this examiner. Based on 3 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

5-6

Expected OA Rounds

10%

Grant Probability

60%

With Interview (+50.0%)

3y 2m (~0m remaining)

Median Time to Grant

High

PTA Risk

Based on 19 resolved cases by this examiner. Grant probability derived from career allowance rate.