Prosecution Insights
Last updated: October 02, 2026

Examiner: LAU, JONATHAN S

Tech Center 1700 • Art Units: 1623 1673 1693 1773 1793

This examiner grants 64% of resolved cases

Performance Statistics

63.7%
Allow Rate
-1.3% vs TC avg
1,089
Total Applications
-17.3%
Interview Lift
1106
Avg Prosecution Days
Based on 1056 resolved cases, 2023–2026

Rejection Statute Breakdown

3.1%
§101 Eligibility
17.7%
§102 Novelty
36.5%
§103 Obviousness
27.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18570416 PROCESS FOR PREPARING POLYSACCHARIDE SULFATES, AND POLYSACCHARIDE SULFATE Non-Final OA FRAUNHOFER-GESELLSCHAFT ZUR FÖRDERUNG DER ANGEWANDTEN FORSCHUNG E.V.
18285789 THIONUCLEOSIDES AS ANTIVIRAL AGENTS Non-Final OA Emory University
18704516 FINE CELLULOSE FIBER SOLID MATERIAL AND METHOD FOR PRODUCING FINE CELLULOSE FIBER SOLID MATERIAL Non-Final OA Yokogawa Electric Corporation
18493223 THERAPEUTIC POLY-ADP-RIBOSE POLYMER-GCSF CONJUGATES Non-Final OA UNIVERSITY OF SOUTHERN CALIFORNIA
18573684 METHODS FOR TREATING FACIOSCAPULOHUMERAL MUSCULAR DYSTROPHY (FSHD) Non-Final OA RESEARCH INSTITUTE AT NATIONWIDE CHILDREN'S HOSPITAL
17799992 PURIFICATION OF SACCHARIDES Final Rejection Pfizer Inc.
18726524 EXTERNAL-USE SKIN PREPARATION COMPOSITION Non-Final OA SHISEIDO COMPANY, LTD.
18570695 ORGANOPOLYSILOXANE-MODIFIED CYCLODEXTRIN COMPOUND, METHOD FOR PRODUCING SAME, AND COSMETIC CONTAINING SAME Non-Final OA SHIN-ETSU CHEMICAL CO., LTD.
18150553 Process for the preparation of oligonucleotides using modified oxidation protocol Final Rejection Hoffmann-La Roche Inc.
18566013 CHIMERIC NUCLEIC ACID OLIGOMER INCLUDING PHOSPHOROTHIOATE AND BORANOPHOSPHATE, AND METHOD FOR PRODUCING SAME Final Rejection TOKYO UNIVERSITY OF SCIENCE FOUNDATION
18542500 NUCLEOSIDE-5'-OLIGOPHOSPHATES HAVING A CATIONICALLY-MODIFIED NUCELOBASE Non-Final OA Roche Sequencing Solutions, Inc.
18379047 VIRAL INHIBITORS, THE SYNTHESIS THEREOF, AND INTERMEDIATES THERETO Non-Final OA Takeda Pharmaceutical Company Limited
18717596 COMBINATION OF A HIGH MOLECULAR WEIGHT CROSS-LINKED HYALURONIC ACID AND A LOW MOLECULAR WEIGHT NON-CROSS-LINKED HYALURONIC ACID Non-Final OA L V M H RECHERCHE
18614126 KIT FOR PREVENTING OR TREATING FILOVIRUS AND FLAVIVIRUS DISEASES Final Rejection HER MAJESTY THE QUEEN IN RIGHT OF CANADA AS REPRESENTED BY THE MINISTER OF HEALTH
18565787 PREVENTIVE AND THERAPEUTIC AGENT FOR URINARY TRACT INFECTION CONTAINING 1-DEOXYMANNOSE Final Rejection SUNUS CO., LTD.

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