Prosecution Insights
Last updated: October 02, 2026
Application No. 18/255,420

PRODUCTION OF FUNGAL BIOMASS

Final Rejection
Filed
Jun 01, 2023
Priority
Dec 24, 2020 — EU 20217228.4 +1 more
Examiner
ARIANI, KADE
Art Unit
1651
Tech Center
1600 — Biotechnology & Organic Chemistry
Assignee
Mushlabs GmbH
OA Round
2 (Final)
75%
Grant Probability
Favorable
3-4
OA Rounds
0m
Est. Remaining
99%
With Interview

Examiner Intelligence

Grants 75% — above average
75%
Career Allowance Rate
629 granted / 840 resolved
+14.9% vs TC avg
Strong +32% interview lift
Without
With
+32.4%
Interview Lift
resolved cases with interview
Typical timeline
2y 10m
Avg Prosecution
36 currently pending
Career history
864
Total Applications
across all art units

Statute-Specific Performance

§101
4.3%
-35.7% vs TC avg
§103
34.8%
-5.2% vs TC avg
§102
15.2%
-24.8% vs TC avg
§112
32.2%
-7.8% vs TC avg
Black line = Tech Center average estimate • Based on career data from 840 resolved cases

Prosecution Timeline

Jun 01, 2023
Application Filed
Feb 11, 2026
Non-Final Rejection mailed
Jul 01, 2026
Response Filed
Jul 14, 2026
Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

Patent 12742147
METHODS AND SYSTEMS FOR GROWING MICROBIAL MASS
3y 0m to grant Granted Sep 22, 2026
Patent 12735735
DIGITAL MICROBIOLOGY
2y 5m to grant Granted Sep 15, 2026
Patent 12697358
LACTIC ACID BACTERIAL COMPOSITION FOR MODULATING IMMUNE CELL DIFFERENTIATION AND/OR REDUCING PRO-INFLAMMATORY CYTOKINE SECRETION AND USE THEREOF
2y 6m to grant Granted Aug 04, 2026
Patent 12697359
COMPOSITION FOR PREVENTING HAIR LOSS AND PROMOTING HAIR GROWTH COMPRISING POSTBIOTIC COMPONENTS FROM HEAT-TREAT LIMOSILACTOBACILLUS FERMENTUM LM1020
2y 0m to grant Granted Aug 04, 2026
Patent 12678467
MIXED BIFIDOBACTERIUM STRAIN WITH EXCELLENT PRODUCTIVITY AND ANTI-INFLAMMATORY ACTIVITY, AND USES THEREOF
1y 0m to grant Granted Jul 14, 2026
Study what changed to get past this examiner. Based on 5 most recent grants.

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Prosecution Projections

3-4
Expected OA Rounds
75%
Grant Probability
99%
With Interview (+32.4%)
2y 10m (~0m remaining)
Median Time to Grant
Moderate
PTA Risk
Based on 840 resolved cases by this examiner. Grant probability derived from career allowance rate.

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