Prosecution Insights
Last updated: May 29, 2026

Examiner: WILLIAMS, CATHERINE SERKE

Tech Center 3900 • Art Units: 3772 3993

This examiner grants 65% of resolved cases

Performance Statistics

65.0%
Allow Rate
+5.0% vs TC avg
145
Total Applications
+25.7%
Interview Lift
1064
Avg Prosecution Days
Based on 120 resolved cases, 2023–2026

Rejection Statute Breakdown

1.2%
§101 Eligibility
10.0%
§102 Novelty
64.7%
§103 Obviousness
7.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18206215 METHODS AND APPARATUS FOR AN ADJUSTABLE STIFFNESS CATHETER Non-Final OA W. L. Gore & Associates, Inc.
18421864 METHODS OF TREATING CELLULITE AND SUBCUTANEOUS ADIPOSE TISSUE Non-Final OA Soliton, Inc.
17961249 METHODS AND APPARATUSES FOR PERITONEAL CATHETER PLACEMENT Final Rejection Baxter Healthcare SA
18745670 MICROCATHETER OCCLUSION EMBOLIZATION CATHETER Non-Final OA Merit Medical Systems, Inc.
18672890 ORTHODONTIC APPLIANCE INCLUDING ARCH MEMBER Non-Final OA Brius Technologies, Inc.
18212744 Systems and Methods for Sinus Access Non-Final OA Intersect ENT International GmbH
18499936 PORTABLE LOWER LIMB THERAPY DEVICE Non-Final OA Physiohab LLC
18288850 Microneedle Based Delivery System Non-Final OA Latch Medical Limited
17864363 EXPANDABLE INTERVERTEBRAL CAGE ASSEMBLIES Final Rejection Spectrum Spine IP Holdings, LLC
18277383 DEVICE FOR FLOW DETECTION OF MOTHER'S MILK Non-Final OA KAIZEN BIO-TECH (2011) LTD.
18025459 DEVICES AND METHODS FOR CONTINUOUS EXTRUSION OF A DRUG INTO THE MOUTH Non-Final OA SynAgile Corporation
17894780 PERIPHERAL VISUAL TRAINER AND PERIPHERAL VISUAL TRAINING SYSTEM Final Rejection PERCEPTIVE SPORT TECHNOLOGIES, LLC

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