Last updated: May 29, 2026

Application No. 17/907,321

INTRAVASCULAR BLOOD PUMPS

Final Rejection

Filed

Sep 26, 2022

Priority

Mar 27, 2020 — provisional 63/001,135 +3 more

Examiner

HU, ANN M

Art Unit

3774

Tech Center

3700 — Mechanical Engineering & Manufacturing

Assignee

Shifamed Holdings LLC

OA Round

2 (Final)

Interview Optional

— +21.0% interview lift. Examiner has a relatively high allowance rate (68%); +21.0% interview lift. A written response may suffice.

Based on 933 resolved cases, 2023–2026

Examiner Intelligence

HU, ANN M View full profile →

Grants 68% — above average

Career Allowance Rate

632 granted / 933 resolved

-2.3% vs TC avg

Strong +21% interview lift

Without

With

+21.0%

Interview Lift

resolved cases with interview

Typical timeline

3y 9m

Avg Prosecution

44 currently pending

Career history

993

Total Applications

across all art units

Statute-Specific Performance

§101

0.1%

-39.9% vs TC avg

§103

85.9%

+45.9% vs TC avg

§102

10.7%

-29.3% vs TC avg

§112

1.4%

-38.6% vs TC avg

Black line = Tech Center average estimate • Based on career data from 933 resolved cases

Prosecution Timeline

Sep 26, 2022

Application Filed

Sep 10, 2025

Non-Final Rejection mailed

Dec 09, 2025

Response Filed

Mar 19, 2026

Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

17/487,232

Patent 12629251

LIMITED EXPANSION HEART VALVES

4y 7m to grant Granted May 19, 2026

17/632,528

Patent 12611483

IMPLANT COMPRISING A PLURALITY OF HARDENING STATES

4y 2m to grant Granted Apr 28, 2026

17/772,849

Patent 12611485

COMPOSITE DEMINERALIZED BONE MATRIX COMPOSITION CONTAINING BONE MINERAL COMPONENT AND METHOD FOR PRODUCING SAME

4y 0m to grant Granted Apr 28, 2026

18/053,917

Patent 12611300

Transcatheter Prosthetic Atrioventricular Valve

3y 5m to grant Granted Apr 28, 2026

18/456,708

Patent 12551339

EXPANDABLE IMPLANTABLE CONDUIT

2y 5m to grant Granted Feb 17, 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

3-4

Expected OA Rounds

68%

Grant Probability

89%

With Interview (+21.0%)

3y 9m (~0m remaining)

Median Time to Grant

Moderate

PTA Risk

Based on 933 resolved cases by this examiner. Grant probability derived from career allowance rate.