Prosecution Insights
Last updated: October 02, 2026

Examiner: HUANG, RYAN

Tech Center 3700 • Art Units: 1736 1772 1777 3754

This examiner grants 53% of resolved cases

Analysis

Ryan Huang is an examiner in Tech Center 3700 and Art Unit 1736. The examiner has 563 resolved cases. This substantial record offers a clear view of the examiner's performance and the typical experience for applicants in this art unit.

The allowance rate for this examiner is 52.9 percent. The interview lift is 31.1 percent. These figures suggest that while the examiner is moderately likely to allow a case, interviews provide a significant boost to the probability of success compared to the 52.9 percent baseline. The 31.1 percent lift is a clear indicator that direct communication is a valuable part of the prosecution strategy.

The median days to allowance is 1213. This timeframe represents the typical duration for an application to reach a successful conclusion. Practitioners should use the 1213-day median to set expectations for their clients. With a 52.9 percent allowance rate and a 31.1 percent interview lift, the data points toward a prosecution process where direct engagement is a critical factor for success.

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

Performance Statistics

52.9%
Allow Rate
-17.1% vs TC avg
615
Total Applications
+31.1%
Interview Lift
1213
Avg Prosecution Days
Based on 563 resolved cases, 2023–2026

Rejection Statute Breakdown

2.3%
§101 Eligibility
14.3%
§102 Novelty
51.0%
§103 Obviousness
25.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18026661 LAMINATE Non-Final OA DAIKIN INDUSTRIES, LTD.
18606845 METHODS AND SYSTEMS INCLUDING FLOW AND MAGNETIC MODULES Non-Final OA 10x Genomics, Inc.
18192110 POLYSULFONE-BASED MEMBRANE FOR FRACTIONATION OF ERICHROME BLACK T (EBT)/DIVALENT SALTS, AND A METHOD OF MAKING THE SAME Final Rejection KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS
18626221 COLLOCATING A LARGE-SCALE DISSOCIATING REACTOR NEAR A GEOTHERMAL ENERGY SOURCE FOR GREEN REFINEMENT OF CRITICAL MINERALS FROM BRINES Non-Final OA Lyten, Inc.
17995999 FLOW-THROUGH PROCESSES AND DEVICES FOR PURIFYING A TARGET MOLECULE Non-Final OA Solventum Intellectual Properties Company
18022013 ARTICLE INCLUDING FILTRATION MEDIA AND FLUOROPOLYMER AND METHODS OF MAKING AND USING SAME Non-Final OA Donaldson Company, Inc.
18018987 COATED ULTRAFILTRATION DEVICES Final Rejection CORNING INCORPORATED
18834983 PRINTED POROUS STRUCTURE, METHOD AND APPARATUS FOR PRODUCTION THEREOF Non-Final OA Cytiva Sweden AB
17136377 BLOOD FILTERING OF INFLAMMATORY BIOMARKERS TO TREAT POST-RESUSCITATION SYNDROME Non-Final OA ZOLL Medical Corporation
18352377 MEMBRANE HEAT TREATMENT METHOD Final Rejection NGK INSULATORS, LTD.
18788396 POROUS MEMBRANES FOR FILTRATION MEDIA Non-Final OA DelStar Technologies, Inc.
18254301 POROUS AND MONOLITHIC CARBON MEMBRANES AND THEIR USE Final Rejection The University of Chicago
17795262 AN OUTLET COVER FOR A RECESSED PLATE-TYPE FILTER, A FILTER PLATE, A FILTER PLATE ASSEMBLY AND A RECESSED PLATE-TYPE FILTER Final Rejection Metso Finland Oy
18001980 A METHOD OF PROVIDING A HOMOGENEOUS FEED STREAM WITHIN A PLUG FLOW REACTOR Final Rejection Boehringer Ingelheim International GmbH
18168913 WATER FILTRATION ASSEMBLY WITH ENHANCED CONTAMINANT REDUCTION PERFORMANCE Final Rejection Haier US Appliance Solutions, Inc.
17789357 HIGHLY SELECTIVE ULTRATHIN POLYMER NANOFILM COMPOSITE MEMBRANE AND PROCESS FOR PREPARATION THEREOF Final Rejection COUNCIL OF SCIENTIFIC & INDUSTRIAL RESEARCH
18345284 SUPER-HIGH-PERMEANCE THIN-FILM COMPOSITE NANOFILTRATION MEMBRANE INCORPORATING SILK NANOFIBER INTERLAYER Non-Final OA The University of Hong Kong
18024844 WATER TREATMENT SYSTEM, INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND PROGRAM Non-Final OA ORGANO CORPORATION

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