Prosecution Insights
Last updated: May 29, 2026

Examiner: TURNER, SONJI

Tech Center 1700 • Art Units: 1776 1797

This examiner grants 74% of resolved cases

Performance Statistics

73.8%
Allow Rate
+8.8% vs TC avg
681
Total Applications
+21.8%
Interview Lift
1017
Avg Prosecution Days
Based on 641 resolved cases, 2023–2026

Rejection Statute Breakdown

1.0%
§101 Eligibility
10.9%
§102 Novelty
67.3%
§103 Obviousness
16.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18212544 AIR PURIFIER Non-Final OA Samsung Electronics Co., Ltd.
18118843 AIR CONDITIONER Final Rejection LG ELECTRONICS INC.
18697525 CARBON CAPTURE SYSTEMS AND METHODS Non-Final OA Massachusetts Institute of Technology
18578387 ELECTROSTATIC PRECIPITATOR CLEANING Non-Final OA Edwards Limited
18572308 DUST COLLECTION UNIT, AND ELECTRIC DUST COLLECTION APPARATUS COMPRISING SAME Non-Final OA Hanon Systems
18571552 DUST COLLECTION UNIT FOR ELECTRIC PRECIPITATOR AND ELECTRIC PRECIPITATOR INCLUDING SAME Non-Final OA Hanon Systems
18284565 ELECTRIFICATION UNIT AND ELECTROSTATIC PRECIPITATOR COMPRISING SAME Non-Final OA Hanon Systems
18417964 EXECUTIVE AND VIP SEATING INTEGRATED AIR IONIZER Non-Final OA B/E Aerospace, Inc.
18070424 VENTILATION DEVICE Final Rejection Mahle International GmbH
19012175 AIR PURIFICATION DEVICE AND CONTROL METHOD THEREOF Non-Final OA AirQuality Technology (Shanghai) Co., Ltd.
18424755 MICRO ELECTROSTATIC PURIFICATION DEVICE FOR RESISTING HIGH HUMIDITY Non-Final OA AirQuality Technology (Shanghai) Co., Ltd.
18414490 FILTER HAVING A COIL ARRANGEMENT AND FILTER ASSEMBLY HAVING SUCH A FILTER Non-Final OA Carl Freudenberg KG
18277951 Air Treatment Device Non-Final OA BELIMO Holding AG
18036369 FILTER MEDIUM COMPRISING A NONWOVEN ELECTRET Final Rejection Neenah Gessner GMBH
18393470 ELECTRICAL DISCHARGE TYPE AIR CLEANER Non-Final OA GONGGONG CO., LTD.
17585731 METHOD FOR DETECTING AND FILTERING INDOOR POLLUTED GAS Non-Final OA MICROJET TECHNOLOGY CO., LTD.
18269348 APPARATUS FOR ELECTROSTATIC DEACTIVATION AND REMOVAL OF HAZARDOUS AEROSOLS FROM AIR Final Rejection Elena DAVYDOVA
18205542 AIR PURIFICATION DEVICE AND AIR PURIFICATION SYSTEM, AND METHOD FOR CLEANING AN AIR PURIFICATION DEVICE AND AIR PURIFICATION SYSTEM Non-Final OA DORNIER NO LIMITS GMBH
18204930 Electrostatic Precipitator Air Purifier Devices for Removing Particulate Matter Non-Final OA Chimney Cherry Incorporated
17794601 DUST COLLECTOR Non-Final OA BEIANG AIR TECH LTD.
17933351 AIR IONIZATION SYSTEM FOR A TRANSIT VEHICLE Final Rejection Jackson Control Co., Inc.
17646086 AIR PURIFYING SYSTEM Final Rejection NuWave, LLC

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