Prosecution Insights
Last updated: August 18, 2026

Examiner: BALLMAN, CHRISTOPHER D

Tech Center 3700 • Art Units: 3733 3753

This examiner grants 77% of resolved cases

Performance Statistics

76.9%
Allow Rate
+6.9% vs TC avg
511
Total Applications
+20.9%
Interview Lift
923
Avg Prosecution Days
Based on 485 resolved cases, 2023–2026

Rejection Statute Breakdown

0.3%
§101 Eligibility
30.6%
§102 Novelty
49.6%
§103 Obviousness
19.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18963382 SUPPORT SLEEVE FOR SUPPORTING A PROCESS VESSEL AND ASSOCIATED SEMICONDUCTOR PROCESSING FURNACES Non-Final OA ASM IP Holding B.V.
19247816 FLUID CONTROL VALVE Non-Final OA DENSO CORPORATION
19246136 FLUID CONTROL VALVE Non-Final OA DENSO CORPORATION
18372811 LARGE DIAMETER POROUS PLUG FOR ARGON DELIVERY Non-Final OA Applied Materials, Inc.
18963248 AUTOMATED BLEED-OFF SYSTEM FOR A FLUID SYSTEM Non-Final OA SPM Oil & Gas Inc.
18956846 CONDITIONING DEVICE FOR A PRESSURIZED FLUID Final Rejection L'Air Liquide, Societe Anonyme pour l'Etude et l’Exploitation des Procedes Georges Claude
18638692 SUBSTRATE PROCESSING METHOD AND SUBSTRATE PROCESSING APPARATUS Non-Final OA SCREEN Holdings Co., Ltd.
19003377 SYSTEM AND METHOD TO EVACUATE AND CAPTURE VARIOUS LIQUID AND GAS HYDROCARBON FLUIDS FROM METER PROVERS Non-Final OA ZENRG Services, LLC

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