Prosecution Insights
Last updated: August 17, 2026

Examiner: HE, QIANPING

Tech Center 2800 • Art Units: 1691 1776 2818

This examiner grants 67% of resolved cases

Performance Statistics

66.8%
Allow Rate
-1.2% vs TC avg
323
Total Applications
+15.0%
Interview Lift
1087
Avg Prosecution Days
Based on 265 resolved cases, 2023–2026

Rejection Statute Breakdown

2.0%
§101 Eligibility
20.1%
§102 Novelty
46.4%
§103 Obviousness
29.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18175004 FILTER, GAS SENSOR, AND GAS SENSOR SYSTEM Final Rejection KABUSHIKI KAISHA TOSHIBA
18800714 ULTRAVIOLET IRRADIATION UNIT AND AIR CONDITIONER Non-Final OA DAIKIN INDUSTRIES, LTD.
18603679 CLEANING APPARATUS, LITHOGRAPHY APPARATUS, AND ARTICLE MANUFACTURING METHOD Non-Final OA CANON KABUSHIKI KAISHA
17872711 HALOGEN-SUBSTITUTED 9,9-BIS(4-AMINOPHENYL)FLUORENE BASED POLYIMIDE MEMBRANES FOR GAS SEPARATION APPLICATIONS Final Rejection Saudi Arabian Oil Company
18599411 METAL-ORGANIC FRAMEWORKS BASED ON UiO-66 AND METHOD FOR DIRECT AIR CAPTURE OF CARBON DIOXIDE Non-Final OA KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS
18326073 AMBIENT AIR PURIFICATION DEVICE Non-Final OA MANN+HUMMEL LIFE SCIENCES & ENVIRONMENT HOLDING SINGAPORE PTE. LTD.
18070550 GAS FILTER DEVICE AND RETICLE CARRIER PROVIDED WITH THE SAME Final Rejection GUDENG PRECISION INDUSTRIAL CO., LTD.
18587269 COMPOSITE COMPRISING A LIQUID CRYSTALALLINE COMPOUND AND AN ANISOTROPIC METAL ORGANIC FRAMEWORK PARTICLE, AND A LAMINATE COMPRISING THE SAME Non-Final OA KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
18777903 HAZARDOUS GAS DIRECT AIR CAPTURE MODULE AND SYSTEM Non-Final OA GE Infrastructure Technology LLC
18156097 SERVICE COVER FOR INSTALLING AND REMOVING FILTER ELEMENTS OF A FILTER ASSEMBLY Non-Final OA Caterpillar Inc.
17956055 APPARATUS AND METHOD FOR AMMONIA WASTEWATER REDUCTION Non-Final OA Air Products and Chemicals, Inc.
17651372 FILTER ASSEMBLY FOR HIGH VOLUME EVACUATION Non-Final OA BIOTHINK SOLUTIONS LLC

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