Prosecution Insights
Last updated: April 19, 2026

Examiner: STUART, COLIN W

Tech Center 3700 • Art Units: 3642 3771 3785

This examiner grants 58% of resolved cases

Performance Statistics

58.2%
Allow Rate
-11.8% vs TC avg
900
Total Applications
+54.7%
Interview Lift
1367
Avg Prosecution Days
Based on 857 resolved cases, 2023–2026

Rejection Statute Breakdown

5.1%
§101 Eligibility
15.3%
§102 Novelty
37.7%
§103 Obviousness
31.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18158174 PERCUSSIVE MASSAGE DEVICE AND METHOD OF USE Non-Final OA Therabody, Inc.
17828290 VIBRATING GARMENT ASSEMBLY INCLUDING LINEAR MOTORS Final Rejection Therabody, Inc.
17937852 PRESSURE REDUCER AND SELF-CONTAINED BREATHING APPARATUS Non-Final OA 3M INNOVATIVE PROPERTIES COMPANY
18301326 EMERGENCY OXYGEN SYSTEMS FOR INTERNAL CABINS OF AIRCRAFT Non-Final OA THE BOEING COMPANY
18329233 ADJUSTABLE FACE MASK ASSEMBLY AND METHOD OF USING THE SAME Non-Final OA HONEYWELL SAFETY PRODUCTS USA, INC.
18128677 BREATHABLE MASK, AND STRUCTURE OF ITS BODY Non-Final OA QBAS CO., LTD.
17802332 DEVICE FOR PERCUTANEOUS DILATIONAL TRACHEOTOMY Final Rejection Coloplast A/S
17709874 DETECTION OF THE SYNCHRONIZATION BETWEEN THE ACTUATION OF A METERED-DOSE INHALER AND A PATIENT'S INSPIRATION Non-Final OA INSTITUT NATIONAL DE LA SANTE ET DE LA RECHERCHE MEDICALE (INSERM)
17971988 APPARATUS WITH MULTIPURPOSE PRESSURE SENSITIVE MATERIAL AND METHOD OF LEAK IDENTIFICATION Non-Final OA National Sun Yat-sen University
18281643 OBTURATORS AND TUBE ASSEMBLIES Non-Final OA SMITHS MEDICAL INTERNATIONAL LIMITED
18269038 BREATHING GAS DELIVERY PIPE, NASAL CATHETER, AND VENTILATION THERAPY DEVICE Non-Final OA BMC MEDICAL CO., LTD.
17600035 CONTROL DEVICE AND METHOD FOR VENTILATION THERAPY EQUIPMENT, AND VENTILATION THERAPY EQUIPMENT Final Rejection BMC MEDICAL CO., LTD.
18515739 LIMB SUPPORT FOR ROBOTIC SYSTEM Non-Final OA AUGSPURGER KOMM ENGINEERING INC.
18290448 Anesthesia ventilator device that dynamically monitors and regulates partial pressure of carbon dioxide Non-Final OA Guangzhou Landswick Medical Technologies Ltd.
18481216 PHYSIOTHERAPEUTIC APPARATUS RECEPTACLE AND PHYSIOTHERAPEUTIC APPARATUS SYSTEM Non-Final OA CHANGSHA ANXIANG MEDICAL TECHNOLOGY CO., LTD.
18277381 MULTI-FUNCTIONAL MASSAGER Non-Final OA Xiamen Comfier Technology Co., Ltd.
18272743 AN APPARATUS AND METHOD FOR CUSTOMIZING THE FIT OF A FACE MASK Non-Final OA Impressive Engineering Limited
18352560 FACE MASK Non-Final OA HSINER CO., LTD.
18346281 COMPACT MASSAGERS Non-Final OA ADDADAY, INC.
18213568 RESPIRATOR Non-Final OA Takaya Technology Inc.
18202610 Boomerang-Type Massage Apparatus Non-Final OA STRIG CO., LTD.
17175779 Cannula For Minimizing Dilution Of Dosing During Nitric Oxide Delivery Non-Final OA Mallinckrodt Hospital Products IP Unlimited Company
18158927 RESPIRATOR Final Rejection FORGED AIR LTD.
18000709 LARYNGEAL MASK AIRWAY DEVICES Non-Final OA Oron ZACHAR
17797985 FABRICATION OF 3D-PRINTED FRACTURE-SPECIFIC ORTHOPAEDIC CAST Final Rejection 3D IMPLANTS, INCUBATEE, FOUNDATION FOR INNOVATION & RESEARCH AT SASTRA TECHNOLOGY BUSINESS INCUBATOR
17843814 MULTI-FUNCTION THERAPEUTIC SYSTEM AND ASSOCIATED METHOD Final Rejection Ammortal Inc.
17679940 FLUID DELIVERY DEVICES AND METHODS Final Rejection Droplette Inc.
17354771 DEVICES AND METHODS FOR DELIVERING A SUBSTANCE TO A BODY CAVITY UTILIZING BLOW-FILL-SEAL TECHNOLOGY Final Rejection SipNose Ltd.
17007603 Systems And Methods For Providing A Pulse Of A Therapeutic Gas With A Desired Flow Profile To Maximize Therapeutic Effectiveness Non-Final OA INO Therapeutics LLC

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