Prosecution Insights
Last updated: April 19, 2026

Examiner: CHIU, MAY LEUNG

Tech Center 1700 • Art Units: 1758

This examiner grants 53% of resolved cases

Performance Statistics

52.6%
Allow Rate
-12.4% vs TC avg
58
Total Applications
+10.0%
Interview Lift
1263
Avg Prosecution Days
Based on 19 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
26.3%
§102 Novelty
39.7%
§103 Obviousness
23.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18177562 FLOW FOCUSING DEVICES, SYSTEMS, AND METHODS FOR HIGH THROUGHPUT DROPLET FORMATION Non-Final OA 10x Genomics, Inc.
17722002 REDUCED PATHLENGTH FLOW CELL FOR INLINE SAMPLE CHARACTERIZATION IN MODULAR FLUOROPOLYMER TUBING MICROFLUIDICS Final Rejection North Carolina State University
18018546 NANOFABRICATION OF DETERMINISTIC DIAGNOSTIC DEVICES Non-Final OA Board of Regents, The University of Texas System
18032710 CELL LYSIS WITH MAGNETIC PARTICLES AND A RESISTOR Non-Final OA HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
18030489 FLUID ANALYSIS WITH FLUID SEAL SYSTEM Non-Final OA Hewlett-Packard Development Company, L.P.
17678644 SUSPENDED NANOWIRE STRUCTURE CAPABLE OF HIGH-SPEED OPERATION Non-Final OA KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
17999677 MAGNETOFLUIDIC CARTRIDGES, DEVICES AND RELATED METHODS OF SAMPLE ANALYSIS Final Rejection THE JOHNS HOPKINS UNIVERSITY
17629996 AUTOMATED ANALYZER Non-Final OA Hitachi High-Tech Corporation
18140301 BASE STRUCTURE FOR SAMPLE ANALYZING APPARATUS Non-Final OA SEEGENE, INC.
17564243 CONVECTIVE POLYMERASE CHAIN REACTION APPARATUS AND OPTICAL DETECTING METHOD THEREOF Final Rejection Industrial Technology Research Institute
17447822 PROCESS FOR MANUFACTURING A MICRO-FLUIDIC DEVICE AND DEVICE MANUFACTURED USING SAID PROCESS Final Rejection Commissariat à l'Energie Atomique et aux Energies Alternatives
17780254 MICROFLUIDIC DEVICE AND METHOD FOR PROCESSING PARTICLES Final Rejection ASTRAVEUS
17796025 Microfluidic Device with Interface Pinning Vessels Within a Flow-Through Chamber, Kit for Forming, and Use of Same Non-Final OA National Research Council of Canada
18184339 TEMPERATURE CHAMBER Final Rejection ESPEC CORP
18024337 FLOW CELL, LIQUID INLET AND OUTLET DEVICE APPLYING FLOW CELL, AND SAMPLE ANALYSIS SYSTEM Non-Final OA BGI SHENZHEN
18032095 AUTHENTICATABLE SAMPLE COLLECTION KIT FOR PLANT SAMPLE COLLECTION AND USE THEREOF Non-Final OA Universitaet des Saarlandes
18344097 ANALYSIS DEVICE FOR UNTREATED URINE Non-Final OA REDOAK S.r.l.
18343714 REMOVABLE DETECTION CARD FOR IN-VITRO MEDICAL DIAGNOSIS DEVICE AND CONTROL METHOD THEREOF Non-Final OA EDAN INSTRUMENTS, INC.
18164654 BIOSENSOR APPARATUS AND METHOD OF USE THEREOF Non-Final OA THE ROYAL INSTITUTION FOR THE ADVANCEMENT OF LEARNING / MCGILL UNIVERSITY
18201625 High-Accuracy Electrochemical Sensors for Instant Detection of Pathogens Non-Final OA WINCHESTER TECHNOLOGIES LLC
18030130 IMPROVEMENTS IN OR RELATING TO A DEVICE AND METHODS FOR FACILITATING MANIPULATION OF MICRODROPLETS Non-Final OA LIGHTCAST DISCOVERY LTD
17639010 SAMPLE ADDING NEEDLE FOR PREPARING MICRODROPLETS AND MICRODROPLET PREPARATION METHOD Final Rejection MACCURA BIOTECHNOLOGY CO., LTD.
17941816 DEVICE AND METHOD FOR DETECTING NUCLEIC ACIDS IN BIOLOGICAL SAMPLES Non-Final OA Definitive Biotechnologies LLC
18021076 RESILIENT BIASED LATCH WITH FUSIBLE RETAINING MEMBER Non-Final OA Sense Biodetection Limited
18040258 SYSTEM FOR ANALYSIS Non-Final OA miDiagnostics NV
17758658 MICROFLUIDIC ARRANGEMENT FOR CAPILLARY DRIVEN FLUIDIC CONNECTION Non-Final OA miDiagnostics NV
17382984 MACHINE TESTING AND DATA HUB Non-Final OA Assaya LLC

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