Last updated: July 05, 2026

Application No. 18/907,696

pH Sensing Technique Based On Graphene Electrodes

Non-Final OA

Filed

Oct 07, 2024

Priority

Mar 14, 2016 — provisional 62/308,069 +3 more

Examiner

KAUR, GURPREET

Art Unit

1759

Tech Center

1700 — Chemical & Materials Engineering

Assignee

The Trustees of the University of Pennsylvania

OA Round

1 (Non-Final)

This examiner grants 65% of cases after interview

— +36.4% interview lift. A telephonic interview to clarify the technical implementation could significantly improve the outcome.

Based on 776 resolved cases, 2023–2026

Examiner Intelligence

KAUR, GURPREET View full profile →

Grants 65% of resolved cases

Career Allowance Rate

504 granted / 776 resolved

At TC average

Strong +36% interview lift

Without

With

+36.4%

Interview Lift

resolved cases with interview

Typical timeline

3y 5m

Avg Prosecution

34 currently pending

Career history

803

Total Applications

across all art units

Statute-Specific Performance

§101

1.4%

-38.6% vs TC avg

§103

79.3%

+39.3% vs TC avg

§102

5.9%

-34.1% vs TC avg

§112

5.4%

-34.6% vs TC avg

Black line = Tech Center average estimate • Based on career data from 776 resolved cases

Prosecution Timeline

Oct 07, 2024

Application Filed

Apr 15, 2025

Response after Non-Final Action

Apr 17, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/304,581

Patent 12662577

TEMPERATURE-INSENSITIVE MEMBRANE MATERIALS AND ANALYTE SENSORS CONTAINING THE SAME

3y 2m to grant Granted Jun 23, 2026

17/515,098

Patent 12653430

INTERFERENCE REJECTION MEMBRANES COMPRISING CROSSLINKED POLY(VINYL ALCOHOL) MATRICES FOR IMPLANTABLE GLUCOSE SENSORS

4y 7m to grant Granted Jun 16, 2026

18/036,134

Patent 12650400

BIOSENSOR

3y 1m to grant Granted Jun 09, 2026

18/084,801

Patent 12644861

MODULAR MULTI-CHANNEL POTENTIOSTAT

3y 5m to grant Granted Jun 02, 2026

18/187,441

Patent 12644856

REFERENCE ELECTRODES OF ELECTROCHEMICAL SENSORS

3y 2m to grant Granted Jun 02, 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

65%

Grant Probability

99%

With Interview (+36.4%)

3y 5m (~1y 8m remaining)

Median Time to Grant

Low

PTA Risk

Based on 776 resolved cases by this examiner. Grant probability derived from career allowance rate.