Prosecution Insights
Last updated: April 19, 2026

Examiner: JOHANNSEN, DIANA B

Tech Center 1600 • Art Units: 1634 1682

This examiner grants 53% of resolved cases

Performance Statistics

53.3%
Allow Rate
-6.7% vs TC avg
536
Total Applications
+41.1%
Interview Lift
1539
Avg Prosecution Days
Based on 492 resolved cases, 2023–2026

Rejection Statute Breakdown

17.0%
§101 Eligibility
14.6%
§102 Novelty
26.0%
§103 Obviousness
34.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18434556 NOVEL IMMUNOPROBE-BASED METHOD TO ASSESS ORGAN INJURY STATUS THROUGH A BIOFLUID-BASED CELL-FREE DNA (CFDNA) ASSAY Non-Final OA The Regents of the University of California
19087361 METHODS AND MATERIALS FOR ASSESSING LOSS OF HETEROZYGOSITY Non-Final OA Myriad Genetics, Inc.
17822332 TARGETED MEASURE OF TRANSCRIPTIONAL ACTIVITY RELATED TO HORMONE RECEPTORS Non-Final OA Yale University
18673186 MULTIPLEX DETECTION OF VULVOVAGINAL CANDIDIASIS, TRICHOMONIASIS AND BACTERIAL VAGINOSIS Final Rejection Becton, Dickinson and Company
18008053 IMMUNOGENIC RETROELEMENTS AND THEIR USE IN CANCER THERAPY Non-Final OA UNIVERSITY HEALTH NETWORK
18316719 ASSAYS AND METHODS FOR SELECTING A TREATMENT REGIMEN FOR A SUBJECT WITH LEUKEMIA Non-Final OA Oregon Health & Science University
18067194 CELL-BASED DNA SENSORS AND METHODS OF USING SAME Final Rejection Wisconsin Alumni Research Foundation
18158732 GENE FUSIONS AND GENE VARIANTS ASSOCIATED WITH CANCER Non-Final OA Life Technologies Corporation
16863360 CLASSIFICATION AND ACTIONABILITY INDICES FOR CANCER Final Rejection LIFE TECHNOLOGIES CORPORATION
18087426 Methods and Compositions for Diagnosis and Treatment of Disorders in Pets Final Rejection Hill's Pet Nutrition, Inc.
17907774 COMPOSITIONS AND METHODS FOR DETECTING BCL2L14 AND ETV6 GENE FUSIONS FOR DETERMINING INCREASED DRUG RESISTANCE Non-Final OA UNIVERSITY OF PITTSBURGH-OF THE COMMONWEALTH SYSTEM OF HIGHER EDUCATION
17576307 COMPOSITIONS AND METHODS FOR DISCRIMINATING BACTERIAL AND VIRAL INFECTIONS IN A HUMAN SUBJECT Final Rejection Cepheid
16973414 METHOD FOR DETECTING A TANDEM REPEAT Non-Final OA IMPERIAL COLLEGE OF SCIENCE, TECHNOLOGY AND MEDICINE
17813647 METHODS FOR THE COMPREHENSIVE IDENTIFICATION OF ANTIMICROBIAL RESISTANCE MARKERS BY SEQUENCING Final Rejection bioMérieux
18423938 METHODS AND COMPOSITIONS FOR TREATING LIVER CANCER AND LIVER DISEASE Final Rejection Active Genomes Expressed Diagnostics Corp
18016601 PROGNOSTIC BIOMARKERS FOR CANCER Non-Final OA UNIVERSITÄT BERN
18407073 KITS AND METHODS FOR DIAGNOSING LUNG CANCER Non-Final OA NUCLEIX LTD.
17274126 BIOMARKERS FOR CANCER THERAPY Non-Final OA The Council of the Queensland Institute of Medical Research
18032492 METHODS FOR TREATMENT OF LUNG CANCERS Final Rejection Mirati Therapeutics, Inc.
16902552 Systems And Methods For Treating Patients Having A Genetic Predisposition To Develop Prostate Cancer Final Rejection Institute For Cancer Research d/b/a The Research Institute Of Fox Chase Cancer Center
18280801 COMPOSITION FOR DIAGNOSING PANCREATIC CANCER Non-Final OA ACURASYSBIO CO., LTD.
18546939 USE OF ABCF1 IN METHODS OF DIAGNOSING AND MONITORING INFLAMMATORY AND/OR AUTOIMMUNE DISEASE Non-Final OA MYND Life Sciences Inc.
18068517 COMPANION DIAGNOSTIC BIOMARKERS OF EGFR INHIBITOR Non-Final OA KOREA FOOD & DRUG ADMINISTRATION
17620573 POLYMORPHISMS AS PREDICTORS OF TREATMENT RESPONSE AND OVERALL SURVIVAL OF METASTATIC COLORECTAL CANCER Non-Final OA AENORASIS COMMERCIAL COMPANY OF PHARMACEUTICAL AND MEDICAL PRODUCTS AND MACHINES SOCIETE ANONYME
17553299 LIPOSOMAL PREPARATIONS FOR NON-INVASIVE-PRENATAL OR CANCER SCREENING Final Rejection SeraCare Life Sciences, Inc.

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