Prosecution Insights
Last updated: October 02, 2026

Examiner: KWAK, DEAN P

Tech Center 6200 • Art Units: 1758 1773 1796 1797 1798 6221

This examiner grants 59% of resolved cases

Analysis

Dean P. Kwak is an examiner in Tech Center 6200 and Art Unit 1758. The examiner has resolved 671 cases. The data shows an allowance rate of 58.7 percent, which is moderate. An interview lift of 37.1 percent indicates that interviews are a highly effective tool for increasing the likelihood of a grant. This 37.1 percent lift suggests that direct engagement can significantly overcome prosecution hurdles.

The median days to allowance is 1424, indicating a relatively long process from filing to grant. With 671 resolved cases, the examiner's data is robust and reliable. The 58.7 percent allowance rate and 1424 median days to allowance set the stage for prosecution. Practitioners should prioritize interviews given the 37.1 percent lift observed across these 671 cases.

In Art Unit 1758, the 37.1 percent interview lift is a key tactical advantage for applicants. The 58.7 percent allowance rate suggests a consistent examination style. The 1424 median days to allowance is an important factor for managing client expectations regarding timing. By leveraging the 37.1 percent lift, practitioners can improve their outcomes beyond the baseline 58.7 percent allowance rate.

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

Performance Statistics

58.7%
Allow Rate
-1.3% vs TC avg
732
Total Applications
+37.1%
Interview Lift
1424
Avg Prosecution Days
Based on 671 resolved cases, 2023–2026

Rejection Statute Breakdown

0.9%
§101 Eligibility
28.0%
§102 Novelty
36.3%
§103 Obviousness
26.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17450812 System for Oxygenating a Biological Culture Final Rejection Life Technologies Corporation
18573392 MAGNETICALLY ACTIVATED INDIVIDUAL CELLS SORTING Non-Final OA THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
18689342 APTAMER-BASED ELECTROCHEMICAL VIRUS DETECTOR AND METHODS THEREOF Non-Final OA THE JOHNS HOPKINS UNIVERSITY
18546959 DIAGNOSTIC LABORATORY SYSTEMS AND METHODS OF OPERATING Final Rejection SIEMENS HEALTHCARE DIAGNOSTICS INC.
17757745 MAGNETIC MANIPULATION THROUGH SOLID-STATE METHOD AND APPARATUS Final Rejection Siemens Healthcare Diagnostics Inc.
17771377 An Integrated Smart Point-Of-Care Biosensor for Whole-Blood Liquid Biopsies Non-Final OA THE REGENTS OF THE UNIVERSITY OF MICHIGAN
18557860 MICROFLUIDIC DEVICE Final Rejection Hewlett-Packard Development Company, L.P.
18575123 TRANSGENIC ANIMAL IN WHICH APEX2 IS SPECIFICALLY EXPRESSED IN MITOCHONDRIAL MATRIX AND USES THEREOF Non-Final OA KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
18172388 CARTRIDGE AND METHOD OF ANALYSING A BIOLOGICAL SAMPLE Non-Final OA Sysmex Corporation
18278094 QUALITY CONTROL STANDARD SOLUTION USED IN PEPTIDE ASSAY, AND QUALITY CONTROL OF PEPTIDE ASSAY Non-Final OA SHIMADZU CORPORATION
18564500 SAMPLE COLLECTION DEVICE AND SYSTEM Non-Final OA 3M INNOVATIVE PROPERTIES COMPANY
18591189 METHOD FOR EVALUATING AGGREGATION STATE OF AGGREGATIVE PROTEIN Non-Final OA HAMAMATSU PHOTONICS K.K.
17605337 NEMATODE TRAP PLATE AND USE THEREFOR Non-Final OA NATIONAL INSTITUTES FOR QUANTUM SCIENCE AND TECHNOLOGY
18696825 METHOD FOR PROCESSING AND ANALYZING SAMPLE IN MOLECULAR DIAGNOSTIC SYSTEM Non-Final OA SEEGENE, INC.
18343719 IN-VITRO MEDICAL DIAGNOSTIC DEVICE AND IN-VITRO MEDICAL DIAGNOSTIC SYSTEM Final Rejection EDAN INSTRUMENTS, INC.
18369587 SYSTEMS AND METHODS INCLUDING A ROTARY VALVE FOR AT LEAST ONE OF SAMPLE PREPARATION OR SAMPLE ANALYSIS Non-Final OA ILLUMINA, INC.
18186597 DIGITAL MICROFLUIDICS CARTRIDGE DEVICE AND SYSTEM Final Rejection Colorado State University Research Foundation
18297615 METHODS AND APPARATUS FOR REMOVABLE NOZZLE WITH CAM LATCH ENGAGEMENT IN FLOW CYTOMETERS Final Rejection Cytek Biosciences, Inc.
18268313 AUTOMATIC SAMPLE INJECTION SYSTEM Non-Final OA GlycodePharma Co., Ltd.

Facing This Examiner?

IP Author analyzes examiner patterns and generates tailored response strategies with the highest chance of allowance.

Build Your Strategy

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month