Prosecution Insights
Last updated: May 29, 2026

Examiner: VANORE, DAVID A

Tech Center 2800 • Art Units: 2855 2878 2881

This examiner grants 89% of resolved cases

Performance Statistics

88.8%
Allow Rate
+20.8% vs TC avg
1,273
Total Applications
+7.5%
Interview Lift
684
Avg Prosecution Days
Based on 1253 resolved cases, 2023–2026

Rejection Statute Breakdown

14.3%
§101 Eligibility
34.8%
§102 Novelty
16.4%
§103 Obviousness
24.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18579781 Mass Spectrometer and Mass Spectrometry Method Non-Final OA SHIMADZU CORPORATION
18567195 IMPROVEMENTS IN AND RELATING TO ION ANALYSIS Final Rejection SHIMADZU CORPORATION
18478771 ELECTRON-OPTICAL SYSTEM AND METHOD OF OPERATING AN ELECTRON-OPTICAL SYSTEM Non-Final OA ASML Netherlands B.V.
18284839 ON SYSTEM SELF-DIAGNOSIS AND SELF-CALIBRATION TECHNIQUE FOR CHARGED PARTICLE BEAM SYSTEMS Non-Final OA ASML Netherlands B.V.
18270707 DUAL FOCUS SOLUTON FOR SEM METROLOGY TOOLS Final Rejection ASML Netherlands B.V.
18327847 CHARGED PARTICLE TOOL, CALIBRATION METHOD, INSPECTION METHOD Final Rejection ASML Netherlands B.V.
18580744 MASS SPECTROMETER FOR GENERATING AND SUMMING MASS SPECTRAL DATA Non-Final OA Micromass UK Limited
18578838 MASS SPECTROMETER HAVING HIGH SAMPLING DUTY CYCLE Non-Final OA Micromass UK Limited
18478966 ABERRATION CORRECTION SYSTEMS AND CHARGED PARTICLE MICROSCOPE SYSTEMS INCLUDING THE SAME Non-Final OA FEI Company
18580555 IMPROVED NAVIGATION FOR ELECTRON MICROSCOPY Non-Final OA Oxford Instruments Nanotechnology Tools Limited
18419454 MASS SPECTROMETER AND DATA ACQUISITION METHODS FOR IDENTIFICATION OF POSITIVE AND NEGATIVE ANALYTE IONS Non-Final OA Thermo Fisher Scientific (Bremen) GmbH
18258534 WATER ACTIVATION DEVICE AND CONTAINER Non-Final OA BE WTR SA
18571542 DATA STORAGE FOR TOF INSTRUMENTATION Non-Final OA DH Technologies Development Pte. Ltd.
18005605 SINGLE PHOTON SOURCE FOR GENERATING BRIGHT AND COHERENT SINGLE PHOTONS Non-Final OA UNIVERSITÄT BASEL
18511211 Ion Mobility Spectrometry Devices Having High Capacity Regions for Ion Accumulation Prior to Intermittent Mass Analysis and Methods Therefor Non-Final OA MOBILion Systems, Inc.
18209186 Single-Sided Standing Wave for Exciting Trapped Ions Non-Final OA Alpine Quantum Technologies GmbH
17841657 Sample Delivery, Data Acquisition, and Analysis, and Automation Thereof, in Charged-Particle-Beam Microscopy Final Rejection Mochii, Inc. (d/b/a Voxa)

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