Prosecution Insights
Last updated: October 02, 2026

Examiner: DAHLE, CHUN WU

Tech Center 1600 • Art Units: 1641 1644 1671

This examiner grants 50% of resolved cases

Analysis

Chun Wu Dahle, in Tech Center 1600 and Art Unit 1641, has 664 resolved cases. Her allowance rate is 50.2%, and the median days to allowance is 1439. The interview lift of 51.2% is high, suggesting that interviews are important for success in her docket. This 51.2% lift can increase the 50.2% baseline allowance rate, making it a strategy for practitioners.

Applicants should be prepared for a 1439-day timeline and use interviews to navigate the 664 resolved cases she has handled. The 51.2% lift is an indicator that direct engagement is rewarded in Art Unit 1641. Given the 50.2% allowance rate and the 1439-day median pendency, a proactive interview approach is a way to secure a grant. This data provides a roadmap for managing applications in Tech Center 1600. These figures are the primary benchmarks for her assigned applications.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Performance Statistics

50.2%
Allow Rate
-9.8% vs TC avg
703
Total Applications
+51.2%
Interview Lift
1439
Avg Prosecution Days
Based on 664 resolved cases, 2023–2026

Rejection Statute Breakdown

1.6%
§101 Eligibility
16.6%
§102 Novelty
24.5%
§103 Obviousness
33.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17615949 ANTI-TNF ANTIBODY COMPOSITIONS, AND METHODS FOR THE TREATMENT OF PSORIATIC ARTHRITIS Final Rejection Janssen Biotech, Inc.
18013864 METHODS TO GLYCOENGINEER PROTEINS Final Rejection THE JOHNS HOPKINS UNIVERSITY
18249708 INJECTABLE HYDROGELS FOR ADOPTIVE CELL THERAPY Final Rejection The Board of Trustees of the Leland Stanford Junior University
17672346 FCRN ANTAGONISTS AND METHODS OF USE Final Rejection THE BOARD OF REGENTS OF THE UNIVERSITY OF TEXAS SYSTEM
17437448 ANTI-IL-6 RECEPTOR ANTIBODY-CONTAINING INHIBITOR FOR INHIBITING DETERIORATION OF BBB FUNCTION Non-Final OA Chugai Seiyaku Kabushiki Kaisha
18033907 GENETICALLY ENGINEERED ANTIGEN-SPECIFIC NATURAL KILLER CELLS FOR IN SITU SYNTHESIS OF PROTEINS Final Rejection SRI International
18542918 TREATMENT OF AUTOIMMUNE DISEASE Non-Final OA AstraZeneca AB
18581959 COMBINATIONS AND USES THEREOF Non-Final OA Incyte Corporation
18411350 COMBINATIONS AND USES THEREOF Non-Final OA Incyte Corporation
17997171 TREATMENT AND PREVENTION OF ALLOREACTIVITY USING VIRUS-SPECIFIC IMMUNE CELLS EXPRESSING CHIMERIC ANTIGEN RECEPTORS Final Rejection Baylor College of Medicine
18035894 ANTIBODY-BASED CONJUGATE FOR ENHANCING THERAPEUTIC EFFECT OF TARGETED THERAPEUTIC AGENT Non-Final OA THE CATHOLIC UNIVERSITY OF KOREA INDUSTRY-ACADEMIC COOPERATION FOUNDATION
18269257 Method for Measuring Target Antigen, and Insoluble Particles and Kit for Target Antigen Measurement Used Therein Final Rejection Denka Company Limited
18245239 IMMUNOGENIC PRODUCT COMPRISING AN IgE FRAGMENT FOR TREATING IgE-MEDIATED INFLAMMATORY DISORDERS Non-Final OA INSTITUT PASTEUR
18018400 ENGINEERED MULTI-SPECIFIC ANTIBODIES AND RELATED METHODS OF USE AND MANUFACTURE Non-Final OA Gritstone bio, Inc.
18415031 HUMANIZED ANTI-CD19 ANTIBODIES AND THEIR USE IN TREATMENT OF ONCOLOGY, TRANSPLANTATION AND AUTOIMMUNE DISEASE Non-Final OA Viela Bio, Inc.
18303303 USE OF AN ANTI-CD19 ANTIBODY TO TREAT AUTOIMMUNE DISEASE Final Rejection Viela Bio, Inc.

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