Last updated: July 17, 2026

Application No. 18/830,827

IMPLANTABLE FLUID CONDUIT SYSTEM

Non-Final OA

Filed

Sep 11, 2024

Priority

Oct 14, 2019 — continuation of 11/083,830 +1 more

Examiner

WIEST, PHILIP R

Art Unit

Tech Center

Assignee

Fresenius SE & Co. KGaA

OA Round

1 (Non-Final)

Interview Optional

— +16.0% interview lift. Examiner has a relatively high allowance rate (81%); +16.0% interview lift. A written response may suffice.

Based on 947 resolved cases, 2023–2026

Examiner Intelligence

WIEST, PHILIP R View full profile →

Grants 81% — above average

Career Allowance Rate

771 granted / 947 resolved

+21.4% vs TC avg

Strong +16% interview lift

Without

With

+16.0%

Interview Lift

resolved cases with interview

Typical timeline

3y 1m

Avg Prosecution

24 currently pending

Career history

967

Total Applications

across all art units

Statute-Specific Performance

§101

0.6%

-39.4% vs TC avg

§103

62.9%

+22.9% vs TC avg

§102

6.2%

-33.8% vs TC avg

§112

8.5%

-31.5% vs TC avg

Black line = Tech Center average estimate • Based on career data from 947 resolved cases

Prosecution Timeline

Sep 11, 2024

Application Filed

Jun 11, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/234,638

Patent 12678311

DELIVERY DEVICES AND METHODS FOR GASTROINTESTINAL IMPLANTS

2y 11m to grant Granted Jul 14, 2026

18/066,670

Patent 12673005

MEDICAL CONNECTORS CONFIGURED TO RECEIVE EMITTERS OF THERAPEUTIC AGENTS

3y 6m to grant Granted Jul 07, 2026

17/660,306

Patent 12667486

BIORESORBABLE OCULAR DRUG DELIVERY DEVICE

4y 2m to grant Granted Jun 30, 2026

17/642,290

Patent 12653935

SYSTEM AND METHOD FOR OPENING A CONCENTRATE CONTAINER AND CONNECTING THE CONCENTRATE CONTAINER TO A BLOOD TREATMENT DEVICE

4y 3m to grant Granted Jun 16, 2026

17/494,721

Patent 12636471

PROGRAMMABLE CSF METERING SHUNT

4y 7m to grant Granted May 26, 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

81%

Grant Probability

97%

With Interview (+16.0%)

3y 1m (~1y 3m remaining)

Median Time to Grant

Low

PTA Risk

Based on 947 resolved cases by this examiner. Grant probability derived from career allowance rate.