Prosecution Insights
Last updated: August 18, 2026

Examiner: SIPPEL, RACHEL T

Tech Center 3700 • Art Units: 3771 3785

This examiner grants 52% of resolved cases

Performance Statistics

52.2%
Allow Rate
-17.8% vs TC avg
841
Total Applications
+58.1%
Interview Lift
1411
Avg Prosecution Days
Based on 806 resolved cases, 2023–2026

Rejection Statute Breakdown

4.0%
§101 Eligibility
15.2%
§102 Novelty
49.2%
§103 Obviousness
26.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17586926 METHOD AND APPARATUS FOR RECOGNIZING GAIT TASK Non-Final OA Samsung Electronics Co., Ltd.
18006273 IMPROVEMENTS IN AIR DELIVERY DEVICES Final Rejection BAE SYSTEMS plc
18315102 RESPIRATOR DEVICES AND FOLDING PATTERNS FOR RESPIRATOR FILTERS Final Rejection Honeywell Safety Products USA, Inc.
18467576 NASAL CANNULA WITH FLOW RESTRICTOR Final Rejection Fisher & Paykel Healthcare Limited
18174511 BREATHING ASSISTANCE APPARATUS WITH SERVICEABILITY FEATURES Non-Final OA Fisher & Paykel Healthcare Limited
17442321 MUFFLER Final Rejection Fisher & Paykel Healthcare Limited
18452144 HIP JOINT AND ANKLE CONNECTING TYPE GAIT ASSISTANCE APPARATUS Final Rejection SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION

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