Last updated: July 17, 2026

Application No. 19/048,399

DEVICE FOR CONTROLLING PERICARDIAL RESTRAINT

Non-Final OA

Filed

Feb 07, 2025

Priority

Aug 11, 2022 — provisional 63/371,204 +1 more

Examiner

LE, KHOA TAN

Art Unit

3771

Tech Center

3700 — Mechanical Engineering & Manufacturing

Assignee

Edwards Lifesciences Corporation

OA Round

1 (Non-Final)

Interview Optional

— +38.7% interview lift. Examiner has a relatively high allowance rate (78%); +38.7% interview lift. A written response may suffice.

Based on 55 resolved cases, 2023–2026

Examiner Intelligence

LE, KHOA TAN View full profile →

Grants 78% — above average

Career Allowance Rate

43 granted / 55 resolved

+8.2% vs TC avg

Strong +39% interview lift

Without

With

+38.7%

Interview Lift

resolved cases with interview

Typical timeline

2y 9m

Avg Prosecution

24 currently pending

Career history

Total Applications

across all art units

Statute-Specific Performance

§103

86.7%

+46.7% vs TC avg

§102

7.3%

-32.7% vs TC avg

§112

4.7%

-35.3% vs TC avg

Black line = Tech Center average estimate • Based on career data from 55 resolved cases

Prosecution Timeline

Feb 07, 2025

Application Filed

May 04, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/631,901

Patent 12667353

TISSUE CLOSURE SYSTEMS

2y 2m to grant Granted Jun 30, 2026

18/824,856

Patent 12667370

MODULAR MULTIFUNCTIONAL PELVIC FIXATION HEMOSTATIC DEVICE

1y 9m to grant Granted Jun 30, 2026

18/197,309

Patent 12648786

METHODS AND ULTRASONIC DEVICES AND SYSTEMS FOR VESSEL SEALING

3y 0m to grant Granted Jun 09, 2026

18/494,532

Patent 12642612

MEDICAL ROBOTICS SYSTEMS IMPLEMENTING AXIS CONSTRAINTS DURING ACTUATION OF ONE OR MORE MOTORIZED JOINTS

2y 7m to grant Granted Jun 02, 2026

17/736,284

Patent 12605268

MEDICAL DEVICE

3y 11m to grant Granted Apr 21, 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.

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Prosecution Projections

1-2

Expected OA Rounds

78%

Grant Probability

99%

With Interview (+38.7%)

2y 9m (~1y 4m remaining)

Median Time to Grant

Low

PTA Risk

Based on 55 resolved cases by this examiner. Grant probability derived from career allowance rate.