Last updated: July 17, 2026

Application No. 18/836,712

LEAF-BRANCH COMPOST CUTINASE MUTANTS

Non-Final OA

Filed

Aug 07, 2024

Priority

Feb 10, 2022 — provisional 63/308,631 +1 more

Examiner

LANKFORD JR, LEON B

Art Unit

Tech Center

Assignee

Board of Regents of the University of Texas System

OA Round

1 (Non-Final)

Interview Optional

— +30.9% interview lift. Examiner has a relatively high allowance rate (70%); +30.9% interview lift. A written response may suffice.

Based on 731 resolved cases, 2023–2026

Examiner Intelligence

LANKFORD JR, LEON B View full profile →

Grants 70% — above average

Career Allowance Rate

512 granted / 731 resolved

+10.0% vs TC avg

Strong +31% interview lift

Without

With

+30.9%

Interview Lift

resolved cases with interview

Typical timeline

3y 8m

Avg Prosecution

31 currently pending

Career history

761

Total Applications

across all art units

Statute-Specific Performance

§101

4.4%

-35.6% vs TC avg

§103

60.2%

+20.2% vs TC avg

§102

6.4%

-33.6% vs TC avg

§112

19.7%

-20.3% vs TC avg

Black line = Tech Center average estimate • Based on career data from 731 resolved cases

Prosecution Timeline

Aug 07, 2024

Application Filed

May 22, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/214,190

Patent 12680115

BIOGAS COLLECTION APPARATUS AND METHOD OF USE

3y 0m to grant Granted Jul 14, 2026

18/553,487

Patent 12680121

HYALURONIC ACID-PRODUCING RECOMBINANT CELLS

2y 9m to grant Granted Jul 14, 2026

18/786,855

Patent 12667646

ENGINEERING MECHANICALLY FUNCTIONAL HUMAN CARTILAGE AND METHOD OF MAKING SAME

1y 11m to grant Granted Jun 30, 2026

17/587,685

Patent 12661378

METHODS FOR ENHANCING LIFESPAN AND/OR TREATING CELLULAR PROLIFERATIVE DISORDERS BY TRANSPLANTATION

4y 4m to grant Granted Jun 23, 2026

17/438,247

Patent 12656341

PROCESS FOR THE PREPARATION OF LIPIDATED PROTEINACEOUS STRUCTURES

4y 9m to grant Granted Jun 16, 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

70%

Grant Probability

99%

With Interview (+30.9%)

3y 8m (~1y 9m remaining)

Median Time to Grant

Low

PTA Risk

Based on 731 resolved cases by this examiner. Grant probability derived from career allowance rate.