Last updated: July 17, 2026

Application No. 18/746,289

LEARNING SYSTEM OF MACHINE LEARNING MODEL FOR PREDICTION OF STAY LENGTH IN HOSPITAL

Non-Final OA

Filed

Jun 18, 2024

Priority

Jan 17, 2020 — provisional 62/962,223 +2 more

Examiner

VU, TOAN H

Art Unit

2178

Tech Center

2100 — Computer Architecture & Software

Assignee

NEC Corporation

OA Round

1 (Non-Final)

Interview Optional

— +20.6% interview lift. Examiner has a relatively high allowance rate (77%); +20.6% interview lift. A written response may suffice.

Based on 433 resolved cases, 2023–2026

Examiner Intelligence

VU, TOAN H View full profile →

Grants 77% — above average

Career Allowance Rate

334 granted / 433 resolved

+22.1% vs TC avg

Strong +21% interview lift

Without

With

+20.6%

Interview Lift

resolved cases with interview

Typical timeline

3y 0m

Avg Prosecution

11 currently pending

Career history

447

Total Applications

across all art units

Statute-Specific Performance

§101

4.0%

-36.0% vs TC avg

§103

82.8%

+42.8% vs TC avg

§102

7.7%

-32.3% vs TC avg

§112

1.3%

-38.7% vs TC avg

Black line = Tech Center average estimate • Based on career data from 433 resolved cases

Prosecution Timeline

Jun 18, 2024

Application Filed

Apr 29, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/648,931

Patent 12681723

SOFTWARE DEVELOPMENT PLANNING USING MACHINE LEARNING

2y 2m to grant Granted Jul 14, 2026

18/659,637

Patent 12670087

SYSTEMS AND/OR METHODS FOR AUTOMATICALLY DERIVING AND EXECUTING COMPUTER TEST SCRIPTS

2y 1m to grant Granted Jun 30, 2026

18/368,708

Patent 12657011

MODEL DESCRIBING CONFIGURATION FIELD DEPENDENCIES TO DRIVE USER EXPERIENCE

2y 9m to grant Granted Jun 16, 2026

18/678,744

Patent 12657375

Lateral Data Propagation for Fillable Field Completion of Fillable Forms

2y 0m to grant Granted Jun 16, 2026

18/435,125

Patent 12645290

EYE SIGN LANGUAGE COMMUNICATION SYSTEM

2y 3m to grant Granted Jun 02, 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

77%

Grant Probability

98%

With Interview (+20.6%)

3y 0m (~11m remaining)

Median Time to Grant

Low

PTA Risk

Based on 433 resolved cases by this examiner. Grant probability derived from career allowance rate.