Last updated: July 17, 2026

Application No. 18/691,584

Rigid Separation Barrier for a Specimen Collection Container

Non-Final OA

Filed

Mar 13, 2024

Priority

Sep 14, 2021 — provisional 63/243,897 +2 more

Examiner

RAMDHANIE, BOBBY

Art Unit

1779

Tech Center

1700 — Chemical & Materials Engineering

Assignee

Becton, Dickinson and Company

OA Round

1 (Non-Final)

This examiner grants 44% of cases after interview

— +31.3% interview lift. A telephonic interview to clarify the technical implementation could significantly improve the outcome.

Based on 261 resolved cases, 2023–2026

Examiner Intelligence

RAMDHANIE, BOBBY View full profile →

Grants 44% of resolved cases

Career Allowance Rate

115 granted / 261 resolved

-20.9% vs TC avg

Strong +31% interview lift

Without

With

+31.3%

Interview Lift

resolved cases with interview

Typical timeline

3y 8m

Avg Prosecution

16 currently pending

Career history

297

Total Applications

across all art units

Statute-Specific Performance

§101

0.4%

-39.6% vs TC avg

§103

81.3%

+41.3% vs TC avg

§102

5.7%

-34.3% vs TC avg

§112

6.4%

-33.6% vs TC avg

Black line = Tech Center average estimate • Based on career data from 261 resolved cases

Prosecution Timeline

Mar 13, 2024

Application Filed

Apr 28, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

19/186,816

Patent 12655051

Methods of PFAS Destruction using UV Irradiation at 222 Nanometers

1y 1m to grant Granted Jun 16, 2026

18/144,514

Patent 12629660

METHOD OF ANALYSIS OF POLYNUCLEOTIDES BY RESTRICTED ACCESS REVERSED PHASE CHROMATOGRAPHY

3y 0m to grant Granted May 19, 2026

17/934,662

Patent 12623936

CHEMICAL DISPENSERS FOR PROLONGED WATER TREATMENT

3y 7m to grant Granted May 12, 2026

18/668,311

Patent 12612496

COMPOSITE ION EXCHANGE MEMBRANE AND METHOD OF MAKING SAME

1y 11m to grant Granted Apr 28, 2026

17/855,190

Patent 12576372

METHOD AND APPARATUS TO MIX GAS WITH A FLUID

3y 8m to grant Granted Mar 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

1-2

Expected OA Rounds

44%

Grant Probability

75%

With Interview (+31.3%)

3y 8m (~1y 4m remaining)

Median Time to Grant

Low

PTA Risk

Based on 261 resolved cases by this examiner. Grant probability derived from career allowance rate.