Prosecution Insights
Last updated: April 19, 2026

Examiner: CHUNDURU, SURYAPRABHA

Tech Center 1600 • Art Units: 1637 1681

This examiner grants 53% of resolved cases

Performance Statistics

53.1%
Allow Rate
-6.9% vs TC avg
768
Total Applications
+17.2%
Interview Lift
1485
Avg Prosecution Days
Based on 710 resolved cases, 2023–2026

Rejection Statute Breakdown

4.2%
§101 Eligibility
30.8%
§102 Novelty
29.6%
§103 Obviousness
17.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17937021 Solid Supports and Methods for Depleting and/or Enriching Library Fragments Prepared from Biosamples Non-Final OA Illumina, Inc.
17145846 SPATIAL MAPPING OF NUCLEIC ACID SEQUENCE INFORMATION Non-Final OA ILLUMINA, INC.
17996846 ISOTHERMAL METHODS, COMPOSITIONS, KITS, AND SYSTEMS FOR DETECTING NUCLEIC ACIDS Final Rejection PRESIDENT AND FELLOWS OF HARVARD COLLEGE
17641935 IMMUNE CELL SEQUENCING METHODS Final Rejection The Regents of the University of California
19048745 Transcriptome sequencing through random ligation Final Rejection 10x Genomics, Inc.
17861077 ENHANCED NUCLEIC ACID IDENTIFICATION AND DETECTION Non-Final OA CALIFORNIA INSTITUTE OF TECHNOLOGY
17621088 FORCED INTERCALATION (FIT)-APTAMERS: PROBES BASED ON FORCED INTERCALATION Non-Final OA NORTHWESTERN UNIVERSITY
17907610 NUCLEIC ACID PURIFICATION FROM FIXED BIOLOGICAL SAMPLES Final Rejection QIAGEN GmbH
17999158 TOTAL RNA PROFILING OF BIOLOGICAL SAMPLES AND SINGLE CELLS Final Rejection The Board of Trustees of the Leland Stanford Junior University
17594868 Systems and Methods for Ratiometric and Multiplexed Isothermal Amplification of Nucleic Acids Non-Final OA The Board of Trustees of the Leland Stanford Junior University
17604255 Methods for Detecting and Treating Esophageal Cancer Final Rejection The Johns Hopkins University
17728540 SYSTEM AND METHOD FOR CAPTURING AND ANALYZING CELLS Non-Final OA Bio-Rad Laboratories, Inc.
17928184 METHOD FOR TREATING CELL POPULATION AND METHOD FOR ANALYZING GENES INCLUDED IN CELL POPULATION Final Rejection RIKEN
17999324 AN INTEGRATED DIELECTROPHORESIS-TRAPPING AND NANOWELL TRANSFER APPROACH TO ENABLE DOUBLE-SUB-POISSON SINGLE-CELL RNA-SEQUENCING Final Rejection Yale University
16975693 METHODS FOR DETECTING TARGET POLYNUCLEOTIDES Non-Final OA NunaBio Limited
17969419 COLORIMETRIC DETECTION OF NUCLEIC ACIDS Final Rejection LIFE TECHNOLOGIES CORPORATION
16959869 SAMPLE PREPARATION AND FLOW-THROUGH SENSORS USING FUNCTIONALIZED SILICON NANOMEMBRANES Final Rejection University of Rochester
17608537 MARKERS FOR IDENTIFYING AND QUANTIFYING OF NUCLEIC ACID SEQUENCE MUTATION, EXPRESSION, SPLICE VARIANT, TRANSLOCATION, COPY NUMBER, OR METHYLATION CHANGES Non-Final OA CORNELL UNIVERSITY
18181476 MULTIVALENT BINDING COMPOSITION FOR NUCLEIC ACID ANALYSIS Final Rejection Element Biosciences, Inc.
17511046 MULTIVALENT BINDING COMPOSITION FOR NUCLEIC ACID ANALYSIS Non-Final OA Element Biosciences, Inc.
18042965 A METHOD FOR DETERMINING A DIAGNOSTIC OUTCOME Non-Final OA IMPERIAL COLLEGE INNOVATIONS LIMITED
16963365 Methods of Amplifying Nucleic Acids and Compositions and Kits for Practicing the Same Final Rejection Takara Bio USA, Inc.
17456323 SELECTIVE DETECTION OF NOROVIRUS Final Rejection The United States of America, as represented by the Secretary, Department of Health and Human Servic
17916056 METHODS AND COMPOSITIONS FOR NONINVASIVE PRENATAL DIAGNOSIS THROUGH TARGETED COVALENT LABELING OF GENOMIC SITES Non-Final OA Vilnius University
18044055 METHOD AND COMPOSITIONS FOR DRUG RESISTANCE SCREENING Non-Final OA QUADRAM INSTITUTE BIOSCIENCE
18037173 METHOD FOR TESTING TARGET NUCLEIC ACID IN SAMPLE Non-Final OA BEIJING SYNSORBIO TECHNOLOGY CO., LTD.
17047621 SYSTEMS AND METHODS FOR DETECTING CANCER VIA cfDNA SCREENING Non-Final OA MEMORIAL SLOAN KETTERING CANCER CENTER
17919704 KIT FOR EVALUATING SENSITIVITY OF PATIENT TO MET INHIBITOR Final Rejection Beijing Neurosurgical Institute
17636590 Methods and Compositions for Tracking Nucleic Acid Fragment Origin for Nucleic Acid Sequencing Final Rejection Universal Sequencing Technology Corporation
17986121 Apparatus and Methods for Rapid Nucleic Acid Detection Non-Final OA Rover Diagnostics, Inc.

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