Prosecution Insights
Last updated: August 18, 2026

Examiner: YANG, CHENG FONG

Tech Center 3700 • Art Units: 3781

This examiner grants 64% of resolved cases

Performance Statistics

64.2%
Allow Rate
-5.8% vs TC avg
186
Total Applications
+23.6%
Interview Lift
1149
Avg Prosecution Days
Based on 151 resolved cases, 2023–2026

Rejection Statute Breakdown

1.3%
§101 Eligibility
22.8%
§102 Novelty
51.0%
§103 Obviousness
19.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18748812 Bone Material Harvesting Device Non-Final OA Stryker European Operations Limited
18925921 FLUID COLLECTION ASSEMBLIES INCLUDING AT LEAST ONE INFLATION DEVICE Non-Final OA PUREWICK CORPORATION
18393164 DUAL CHAMBER MEDICAL FLUID CONTAINER WITH VENTED SUPPLY LINE CAP AND METHOD THEREFOR Non-Final OA Baxter Healthcare SA
18755035 FEMALE EXTERNAL URINARY DEVICE AND ASSEMBLY Non-Final OA Medline Industries, LP
18718392 NEGATIVE PRESSURE WOUND THERAPY DRESSING WITH A SLITTED FOAM LAYER Non-Final OA KCI MANUFACTURING UNLIMITED COMPANY

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