Prosecution Insights
Last updated: May 29, 2026

Examiner: CHANG, THOMAS ZHU

Tech Center 3700 • Art Units: 3785

This examiner grants 50% of resolved cases

Performance Statistics

50.0%
Allow Rate
-20.0% vs TC avg
46
Total Applications
+70.0%
Interview Lift
1264
Avg Prosecution Days
Based on 14 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
6.7%
§102 Novelty
74.7%
§103 Obviousness
1.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18217007 MASSAGE APPARATUS Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18078287 WEARABLE DEVICE AND OPERATING METHOD THEREFOR Final Rejection SAMSUNG ELECTRONICS CO., LTD.
18265452 CARDIOPULMONARY RESUSCITATION DECISION SUPPORT Non-Final OA KONINKLIJKE PHILIPS N.V.
17964133 CONTROLLING A HIGH FLOW NASAL THERAPY DEVICE Final Rejection KONINKLIJKE PHILIPS N.V.
17903184 MECHANICAL INSUFFLATION-EXSUFFLATION DEVICE WITH ENHANCED DEVICE-PATIENT SYNCHRONIZATION AND METHOD OF OPERATION THEREOF Non-Final OA KONINKLIJKE PHILIPS N.V.
17682816 SYSTEMS AND METHODS FOR DETECTING USAGE INFORMATION FOR A SENSOR Non-Final OA GE Precision Healthcare LLC
18113025 ANESTHESIA MACHINE, ANESTHESIA CONTROL METHOD AND ANESTHESIA CONTROL SYSTEM Non-Final OA SHENZHEN MINDRAY BIO-MEDICAL ELECTRONICS CO., LTD.
17754154 PHYSIOLOGICAL INFORMATION PROCESSING SYSTEM, LIGHT EMITTING APPARATUS AND PHYSIOLOGICAL INFORMATION PROCESSING APPARATUS Non-Final OA NIHON KOHDEN CORPORATION
17919064 DEVICE, PROCESS AND COMPUTER PROGRAM FOR DETERMINING SITUATIONS OF A PATIENT Final Rejection Drägerwerk AG & Co. KGaA
18267321 WEARABLE AIR PURIFIER Non-Final OA Dyson Technology Limited
18026453 VENTILATOR DEVICE WITH FRAME AND DEVICE HOUSING ACCOMMODATED ROTATABLY THEREON Non-Final OA Hamilton Medical AG
18032840 DEVICE FOR CARDIOPULMONARY RESUSCITATION, PAD, AND METHOD FOR CONTROLLING A DEVICE FOR CARDIOPULMONARY RESUSCITATION Non-Final OA WEINMANN EMERGENCY MEDICAL TECHNOLOGY GMBH + CO. KG
18040972 NASAL APPLICATOR Non-Final OA HATCHMORE LABS GMBH
17955136 METHODS AND SYSTEMS OF SUPPLYING THERAPEUTIC GAS WITH IMPROVED MOUTH SENSING Non-Final OA INCOBA, LLC

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