Prosecution Insights
Last updated: April 19, 2026

Examiner: SAIDHA, TEKCHAND

Tech Center 1600 • Art Units: 1652 1655 1692

This examiner grants 83% of resolved cases

Performance Statistics

82.9%
Allow Rate
+22.9% vs TC avg
1069
Total Applications
+13.9%
Interview Lift
926
Avg Prosecution Days
Based on 1044 resolved cases, 2023–2026

Rejection Statute Breakdown

3.4%
§101 Eligibility
19.9%
§102 Novelty
14.4%
§103 Obviousness
37.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18577486 PROCESS FOR HIGH YIELD, HIGH PURITY EXTRACTION OF RUBBER FROM NON-HEVEA SOURCES Non-Final OA Ohio State Innovation Foundation
18700931 RETINOID PRODUCTION Non-Final OA DSM IP ASSETS B.V.
18251189 FERMENTATIVE PRODUCTION OF ISOPRENOIDS Non-Final OA DSM IP ASSETS B.V.
19275299 IMMOBILIZED ENZYMES FOR THE BIOELECTRIC PRODUCTION OF HYDROGEN PEROXIDE Non-Final OA Anodyne Chemistries, Inc.
18607662 MXENE OR DERIVATIVE THEREOF IMMOBILIZED WITH NITROUS OXIDE REDUCTASE AND USE THEREOF Non-Final OA Konkuk University Industrial Cooperation Corp
18546920 ENGINEERED THERMOSTABLE CARBONIC ANHYDRASE ENZYMES Non-Final OA Alliance for Sustainable Energy, LLC
18696968 NOVEL ACETOHYDROXY ACID SYNTHASE MUTANT AND L-ISOLEUCINE PRODUCTION METHOD USING SAME Non-Final OA CJ CHEILJEDANG CORPORATION
18123968 EFFICIENT PRODUCTION OF CIS, CIS-MUCONIC ACID FROM MIXED SUBSTRATES OF GLUCOSE, D-XYLOSE AND L-ARABINOSE Non-Final OA UT-Battelle, LLC
18665634 METHOD FOR INCREASING OIL YIELD DURING ETHANOL PRODUCTION Non-Final OA DANSTAR FERMENT AG
17932474 METHODS FOR USING PHYTASE IN ETHANOL PRODUCTION Non-Final OA DANSTAR FERMENT AG
18558503 ENZYMATIC TREATMENT OF FEEDSTOCK FOR HVO PRODUCTION Non-Final OA Novozymes A/S
18167711 Methods and Materials for Producing Polyols and Electron Rich Compounds Non-Final OA THE TRUSTEES OF PRINCETON UNIVERSITY
18175114 PAENIBACILLUS STRAIN, ANTIFUNGAL COMPOUNDS, AND METHODS FOR THEIR USE Non-Final OA Bayer CropScience LP
18691605 LIPASE MUTANT AND APPLICATION THEREOF Non-Final OA ASYMCHEM LIFE SCIENCE (TIANJIN) CO., LTD.
18590561 Marine Fungus and Application Thereof Non-Final OA INSTITUTE OF OCEANOLOGY, CHINESE ACADEMY OF SCIENCES
18411710 ANTIBIOTIC FREE FERMENTATIONS, SYSTEMS AND METHODS FOR ACHIEVING ANTIBIOTIC FREE FERMENTATIONS, AND FERMENTATION BY-PRODUCTS GENERATED BY ANTIBIOTIC FREE FERMENTATIONS Non-Final OA POET Research, Inc.
18566436 STABLE LIQUID FORMULATION INCLUDING BOTULINUM TOXIN Non-Final OA PHARMA RESEARCH BIO CO., LTD.
17768834 GENETICALLY MODIFIED HOST CELLS PRODUCING BENZYLISOQUINOLINE ALKALOIDS Final Rejection RIVER STONE BIOTECH APS
18449008 MICROBIAL ERGOTHIONEINE BIOSYNTHESIS Non-Final OA Conagen Inc.
18553371 METHOD FOR PRODUCING TAGATOSE BY IMMOBILIZED MULTI-ENZYME SYSTEM Non-Final OA TIANJIN YEAHE BIOTECHNOLOGY CO., LTD
18275206 METHOD FOR PRODUCING TEREPHTHALIC ACID FROM BIOMASS RESOURCE, AND METHOD FOR PRODUCING POLYESTER FROM BIOMASS RESOURCE Non-Final OA SCHOOL JUDICIAL PERSON IKUTOKU GAKUEN
18273261 ACYL ACTIVATING ENZYMES FOR PREPARATION OF CANNABINOIDS Non-Final OA BAYMEDICA, INC.
18035673 PERSONAL CARE COMPOSITIONS COMPRISING MICROBIALLY PRODUCED OIL Non-Final OA C16 Biosciences, Inc.

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