Prosecution Insights
Last updated: May 29, 2026

Examiner: STUART, COLIN W

Tech Center 3700 • Art Units: 3642 3771 3785

This examiner grants 58% of resolved cases

Performance Statistics

58.3%
Allow Rate
-11.7% vs TC avg
903
Total Applications
+54.5%
Interview Lift
1353
Avg Prosecution Days
Based on 861 resolved cases, 2023–2026

Rejection Statute Breakdown

0.7%
§101 Eligibility
2.0%
§102 Novelty
67.7%
§103 Obviousness
8.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18158174 PERCUSSIVE MASSAGE DEVICE AND METHOD OF USE Non-Final OA Therabody, Inc.
17007603 Systems And Methods For Providing A Pulse Of A Therapeutic Gas With A Desired Flow Profile To Maximize Therapeutic Effectiveness Non-Final OA Mallinckrodt Pharmaceuticals Ireland Limited
18128677 BREATHABLE MASK, AND STRUCTURE OF ITS BODY Non-Final OA QBAS CO., LTD.
17937852 PRESSURE REDUCER AND SELF-CONTAINED BREATHING APPARATUS Non-Final OA 3M INNOVATIVE PROPERTIES COMPANY
17971988 APPARATUS WITH MULTIPURPOSE PRESSURE SENSITIVE MATERIAL AND METHOD OF LEAK IDENTIFICATION Non-Final OA National Sun Yat-sen University
18268379 SYSTEMS AND METHODS FOR DETECTING OCCLUSIONS IN HEADGEAR CONDUITS DURING RESPIRATORY THERAPY Non-Final OA ResMed Sensor Technologies Limited
18281643 OBTURATORS AND TUBE ASSEMBLIES Non-Final OA SMITHS MEDICAL INTERNATIONAL LIMITED
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)
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.
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.
18202610 Boomerang-Type Massage Apparatus Non-Final OA STRIG CO., LTD.
18200024 COMBINED MASSAGE DEVICE, NEGATIVE PRESSURE MASSAGE UNIT AND MASSAGE MACHINE Non-Final OA SHENZHEN VINCENT TECHNOLOGY CO., 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.
17357810 DEVICES AND METHODS FOR DELIVERING A SUBSTANCE TO A BODY CAVITY Final Rejection SipNose Ltd.
17354771 DEVICES AND METHODS FOR DELIVERING A SUBSTANCE TO A BODY CAVITY UTILIZING BLOW-FILL-SEAL TECHNOLOGY Final Rejection SipNose Ltd.
17175779 Cannula For Minimizing Dilution Of Dosing During Nitric Oxide Delivery Non-Final OA Mallinckrodt Hospital Products IP Unlimited Company

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