Prosecution Insights
Last updated: August 17, 2026

Examiner: CHUNDURU, SURYAPRABHA

Tech Center 1600 • Art Units: 1637 1672 1681 1683

This examiner grants 53% of resolved cases

Performance Statistics

53.4%
Allow Rate
-6.6% vs TC avg
778
Total Applications
+17.5%
Interview Lift
1411
Avg Prosecution Days
Based on 725 resolved cases, 2023–2026

Rejection Statute Breakdown

4.4%
§101 Eligibility
29.9%
§102 Novelty
31.4%
§103 Obviousness
18.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18661147 METHODS OF ANALYSIS OF METHYLATED DNA BINDING PROTEINS Non-Final OA GUARDANT HEALTH, INC.
18250689 Microfluidic Analysis Device and Method for the Operation Thereof Non-Final OA Robert Bosch GmbH
16959869 SAMPLE PREPARATION AND FLOW-THROUGH SENSORS USING FUNCTIONALIZED SILICON NANOMEMBRANES Final Rejection University of Rochester
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
17972111 DEVICES AND METHODS FOR NUCLEIC ACID EXTRACTION-FREE STI PATHOGEN TESTING Non-Final OA THE REGENTS OF THE UNIVERSITY OF COLORADO
18113522 ULTRASENSITIVE RNA QUANTIFICATION USING NANOPORES Non-Final OA TECHNION RESEARCH & DEVELOPMENT FOUNDATION LIMITED
17330316 SYSTEMS AND METHODS FOR EPIGENETIC SEQUENCING Final Rejection The General Hospital Corporation
18697604 METHOD TO CONDUCT POLYMERASE CHAIN REACTION AMPLIFICATION OF BIOLOGICAL SAMPLE WITHOUT NUCLEIC ACIDS ISOLATION Non-Final OA UNIVERSITY OF CENTRAL FLORIDA RESEARCH FOUNDATION, INC.
18736835 CAPTURING AND AMPLIFYING POLYNUCLEOTIDES, AND REUSING FLOWCELLS, USING SILICA PARTICLES Non-Final OA Illumina, Inc.
17937021 Solid Supports and Methods for Depleting and/or Enriching Library Fragments Prepared from Biosamples Final Rejection Illumina, Inc.
17145846 SPATIAL MAPPING OF NUCLEIC ACID SEQUENCE INFORMATION Final Rejection ILLUMINA, INC.
18573338 NOVEL BIOMARKER FOR DIAGNOSING AND PREDICTING METASTASIS OR PROGNOSIS OF VARIOUS CANCERS, AND USE Non-Final OA Dong-A University Research Foundation for Industry-Academy Cooperation
17928184 METHOD FOR TREATING CELL POPULATION AND METHOD FOR ANALYZING GENES INCLUDED IN CELL POPULATION Final Rejection RIKEN
17608537 MARKERS FOR IDENTIFYING AND QUANTIFYING OF NUCLEIC ACID SEQUENCE MUTATION, EXPRESSION, SPLICE VARIANT, TRANSLOCATION, COPY NUMBER, OR METHYLATION CHANGES Final Rejection CORNELL UNIVERSITY
17969419 COLORIMETRIC DETECTION OF NUCLEIC ACIDS Non-Final OA LIFE TECHNOLOGIES CORPORATION

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