Last updated: July 17, 2026

Application No. 19/050,873

METHODS AND APPARATUS FOR MIMO TRANSMISSION

Non-Final OA

Filed

Feb 11, 2025

Priority

Jun 14, 2017 — provisional 62/519,808 +6 more

Examiner

HUANG, DAVID S

Art Unit

2631

Tech Center

2600 — Communications

Assignee

InterDigital Inc.

OA Round

1 (Non-Final)

Interview Optional

— +15.3% interview lift. Examiner has a relatively high allowance rate (87%); +15.3% interview lift. A written response may suffice.

Based on 705 resolved cases, 2023–2026

Examiner Intelligence

HUANG, DAVID S View full profile →

Grants 87% — above average

Career Allowance Rate

612 granted / 705 resolved

+24.8% vs TC avg

Strong +15% interview lift

Without

With

+15.3%

Interview Lift

resolved cases with interview

Typical timeline

2y 5m

Avg Prosecution

12 currently pending

Career history

722

Total Applications

across all art units

Statute-Specific Performance

§101

2.5%

-37.5% vs TC avg

§103

50.8%

+10.8% vs TC avg

§102

7.9%

-32.1% vs TC avg

§112

23.1%

-16.9% vs TC avg

Black line = Tech Center average estimate • Based on career data from 705 resolved cases

Prosecution Timeline

Feb 11, 2025

Application Filed

Apr 24, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/909,630

Patent 12676644

EDGE COMMUNICATION SYSTEM WITH CASCADED REPEATER DEVICES OVER WIRED MEDIUM

1y 9m to grant Granted Jul 07, 2026

18/844,094

Patent 12671370

WIRELESS COMMUNICATION APPARATUS AND WIRELESS COMMUNICATION METHOD

1y 9m to grant Granted Jun 30, 2026

17/874,559

Patent 12650502

ELECTRONIC CIRCUIT FOR DETECTING AN ULTRA-WIDEBAND PULSE

3y 10m to grant Granted Jun 09, 2026

18/784,145

Patent 12652198

ELECTRONIC DEVICE FOR FEEDING BACK CHANNEL STATE INFORMATION BY USING AUTOENCODER BASED ON MODIFIED SPLIT LEARNING, AND METHOD OF OPERATING THE SAME

1y 10m to grant Granted Jun 09, 2026

18/256,171

Patent 12647158

SIGNAL TRANSMISSION METHOD AND DEVICE, TERMINAL AND ACCESS NETWORK DEVICE

2y 12m 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

87%

Grant Probability

99%

With Interview (+15.3%)

2y 5m (~1y 0m remaining)

Median Time to Grant

Low

PTA Risk

Based on 705 resolved cases by this examiner. Grant probability derived from career allowance rate.