Prosecution Insights
Last updated: August 18, 2026

Examiner: OSENBAUGH-STEWART, ELIZA W

Tech Center 2800 • Art Units: 2881 2896

This examiner grants 73% of resolved cases

Performance Statistics

73.3%
Allow Rate
+5.3% vs TC avg
733
Total Applications
+16.2%
Interview Lift
922
Avg Prosecution Days
Based on 682 resolved cases, 2023–2026

Rejection Statute Breakdown

3.4%
§101 Eligibility
18.4%
§102 Novelty
48.1%
§103 Obviousness
25.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18650860 ION IMPLANTATION APPARATUS AND SEMICONDUCTOR DEVICE MANUFACTURING METHOD USING THE SAME Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18483097 ELECTRIC DEVICE WITH RADIOACTIVE PAINT Final Rejection MILWAUKEE ELECTRIC TOOL CORPORATION
18310974 Construction Of A Target Assembly For A Compact D-D Or D-T Neutron Generator Non-Final OA Halliburton Energy Services, Inc.
18034929 Vacuum Treatment Apparatus and Vacuum Treatment Method Final Rejection Hitachi High-Tech Corporation
16887885 Charged Particle Beam System and Overlay Shift Amount Measurement Method Final Rejection Hitachi High-Tech Corporation
18015554 PARTICLE BEAM IRRADIATION SYSTEM, CONTROL METHOD FOR PARTICLE BEAM IRRADIATION SYSTEM, AND CONTROL DEVICE FOR PARTICLE BEAM IRRADIATION SYSTEM Final Rejection Hitachi, Ltd.
18458774 RADIATION SHIELDING CONFORMAL COAT FOR PRINTED BOARD ASSEMBLY Final Rejection Honeywell International Inc.
18144836 DOSE MAPPING AND SUBSTRATE ROTATION FOR SUBSTRATE CURVATURE CONTROL WITH IMPROVED RESOLUTION Non-Final OA Applied Materials, Inc.
18267281 HIGH-FREQUENCY ENHANCED ELECTROCHEMICAL STRAIN MICROSCOPE AND HIGH-FREQUENCY ENHANCED ELECTROCHEMICAL STRAIN MICROSCOPY USING THE SAME Final Rejection TOHOKU UNIVERSITY
18650576 ADVECTION-BASED TRANSPORT OF ABLATED MATERIAL Non-Final OA AGILENT TECHNOLOGIES, INC.
18751600 ION DETECTOR AND MASS SPECTROMETER Non-Final OA SHIMADZU CORPORATION
18285292 MEASURING DEVICE Non-Final OA HAMAMATSU PHOTONICS K.K.
18287052 SYSTEMS AND METHODS FOR SINGLE-ION MASS SPECTROMETRY WITH TEMPORAL INFORMATION Final Rejection Brown University
18098215 METHOD AND DEVICE FOR DETERMINING AN ALIGNMENT OF A PHOTOMASK ON A SAMPLE STAGE WHICH IS DISPLACEABLE ALONG AT LEAST ONE AXIS AND ROTATABLE ABOUT AT LEAST ONE AXIS Non-Final OA Carl Zeiss SMT GmbH
18641360 ELECTRON BEAM POSITION DETECTION AND REPOSITIONING Non-Final OA KLA Corporation
17204657 USE OF MAGNETIC ELEMENTS TO SHAPE AND DEFOCUS CHARGED PARTICLE BEAMS Final Rejection Varian Medical Systems, Inc.
18530109 CHARGED PARTICLE APPARATUS AND METHOD Non-Final OA ASML Netherlands B.V.
18064110 REPLACEABLE MODULE FOR A CHARGED PARTICLE APPARATUS Non-Final OA ASML Netherlands B.V.
17798538 CHARGED PARTICLE ASSESSMENT TOOL, INSPECTION METHOD Final Rejection ASML NETHERLANDS B.V.
17794435 CHARGED PARTICLE MANIPULATOR DEVICE Non-Final OA ASML NETHERLANDS B.V.

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