Last updated: July 17, 2026

Application No. 18/289,531

TISSUE RESECTION SYSTEMS INCLUDING FLUID OUTFLOW MANAGEMENT

Non-Final OA

Filed

Nov 03, 2023

Priority

May 06, 2021 — provisional 63/185,141 +1 more

Examiner

SWANSON, LEAH JENNINGS

Art Unit

3783

Tech Center

3700 — Mechanical Engineering & Manufacturing

Assignee

Covidien L.P.

OA Round

1 (Non-Final)

Interview Optional

— +38.2% interview lift. Examiner has a relatively high allowance rate (65%); +38.2% interview lift. A written response may suffice.

Based on 426 resolved cases, 2023–2026

Examiner Intelligence

SWANSON, LEAH JENNINGS View full profile →

Grants 65% — above average

Career Allowance Rate

278 granted / 426 resolved

-4.7% vs TC avg

Strong +38% interview lift

Without

With

+38.2%

Interview Lift

resolved cases with interview

Typical timeline

3y 3m

Avg Prosecution

37 currently pending

Career history

488

Total Applications

across all art units

Statute-Specific Performance

§101

0.3%

-39.7% vs TC avg

§103

82.1%

+42.1% vs TC avg

§102

8.6%

-31.4% vs TC avg

§112

4.1%

-35.9% vs TC avg

Black line = Tech Center average estimate • Based on career data from 426 resolved cases

Prosecution Timeline

Nov 03, 2023

Application Filed

May 19, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/185,710

Patent 12678590

ASPIRATION CATHETER SYSTEMS AND METHODS OF USE

3y 4m to grant Granted Jul 14, 2026

16/890,962

Patent 12672886

ASPIRATION CATHETER SYSTEMS AND METHODS OF USE

6y 1m to grant Granted Jul 07, 2026

18/388,194

Patent 12673184

ACCESS DEVICE

2y 8m to grant Granted Jul 07, 2026

18/513,903

Patent 12673190

INTERNAL BALLOON SHEATH

2y 7m to grant Granted Jul 07, 2026

17/233,190

Patent 12667673

CAP ASSEMBLY FOR A MEDICAMENT DELIVERY DEVICE

5y 2m to grant Granted Jun 30, 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

65%

Grant Probability

99%

With Interview (+38.2%)

3y 3m (~7m remaining)

Median Time to Grant

Low

PTA Risk

Based on 426 resolved cases by this examiner. Grant probability derived from career allowance rate.