Prosecution Insights
Last updated: April 19, 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
725
Total Applications
+16.4%
Interview Lift
939
Avg Prosecution Days
Based on 662 resolved cases, 2023–2026

Rejection Statute Breakdown

2.5%
§101 Eligibility
21.8%
§102 Novelty
45.1%
§103 Obviousness
24.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18483097 ELECTRIC DEVICE WITH RADIOACTIVE PAINT Non-Final OA MILWAUKEE ELECTRIC TOOL CORPORATION
18166009 GAS PURIFICATION DEVICE, AIR-CONDITIONING TERMINAL PRODUCT AND AIR-CONDITIONING UNIT Final Rejection Carrier Corporation
18267281 HIGH-FREQUENCY ENHANCED ELECTROCHEMICAL STRAIN MICROSCOPE AND HIGH-FREQUENCY ENHANCED ELECTROCHEMICAL STRAIN MICROSCOPY USING THE SAME Final Rejection TOHOKU UNIVERSITY
17215328 SYSTEMS AND METHODS FOR INCREASING WORK AREA AND PERFORMANCE OF UV-C GENERATORS Final Rejection Dynamics Inc.
18015554 PARTICLE BEAM IRRADIATION SYSTEM, CONTROL METHOD FOR PARTICLE BEAM IRRADIATION SYSTEM, AND CONTROL DEVICE FOR PARTICLE BEAM IRRADIATION SYSTEM Non-Final OA Hitachi, Ltd.
18374531 INVERTING IMPLANTER PROCESS MODEL FOR PARAMETER GENERATION Non-Final OA Applied Materials, Inc.
18287052 SYSTEMS AND METHODS FOR SINGLE-ION MASS SPECTROMETRY WITH TEMPORAL INFORMATION Non-Final OA Brown University
18625314 METHODS AND DEVICES FOR EXTENDING A TIME PERIOD UNTIL CHANGING A MEASURING TIP OF A SCANNING PROBE MICROSCOPE Final Rejection Carl Zeiss SMT GmbH
18273252 DEVICE FOR MEASURING AND/OR MODIFYING A SURFACE Non-Final OA UNIVERSITÉ PARIS CITÉ
18285292 MEASURING DEVICE Non-Final OA HAMAMATSU PHOTONICS K.K.
18458774 RADIATION SHIELDING CONFORMAL COAT FOR PRINTED BOARD ASSEMBLY Final Rejection Honeywell International Inc.
18196476 SYSTEM AND METHOD FOR PARALLEL ASSEMBLY OF ARBITRARY PARTICLE ARRAYS WITH MULTIPLE TWEEZERS Non-Final OA NATIONAL UNIVERSITY OF SINGAPORE
18034929 Vacuum Treatment Apparatus and Vacuum Treatment Method Non-Final OA Hitachi High-Tech Corporation
16887885 Charged Particle Beam System and Overlay Shift Amount Measurement Method Final Rejection Hitachi High-Tech Corporation
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 Final Rejection ASML NETHERLANDS B.V.
18468892 CONDITIONAL OPERATIONS IN QUANTUM OBJECT CONFINEMENT APPARATUS USING BROADCASTED CONTROL VOLTAGE SIGNALS Non-Final OA Quantinuum LLC
17204657 USE OF MAGNETIC ELEMENTS TO SHAPE AND DEFOCUS CHARGED PARTICLE BEAMS Non-Final OA Varian Medical Systems, Inc.
18569701 AUTOMATED OPTIMIZATION OF DIFFERENTIAL MOBILITY SPECTROMETRY (DMS) SEPARATIONS USING ALPHA FUNCTIONS Non-Final OA DH Technologies Development Pte. Ltd.
18535073 SYSTEM AND METHOD OF OPERATING AN ELECTRON ENERGY LOSS SPECTROMETER Non-Final OA Gatan, Inc.
18758956 ION ENTRY/EXIT DEVICE Non-Final OA Micromass UK Limited
17570177 VIOLET AND ULTRAVIOLET ILLUMINATION DEVICE CONFIGURED WITH A GALLIUM AND NITROGEN CONTAINING LASER SOURCE Non-Final OA KYOCERA SLD Laser, Inc.
18538840 VACUUM SYSTEM FOR A MASS SPECTROMETER Non-Final OA Thermo Finnigan LLC
18530809 AUTOMATIC POSITIONING OF AN ELECTROSPRAY IONIZATION EMITTER Non-Final OA Thermo Finnigan LLC
18528735 LIGHT-BASED DISINFECTION AND/OR SANITIZATION OF A SUBSTANCE Non-Final OA Kart Kleen LLC
18477977 SURFACE CHARACTERIZATION OF MATERIALS USING CATHODOLUMINESCENCE Non-Final OA Silanna UV Technologies Pte Ltd
18109988 RADIOACTIVE RAY RADIATION SYSTEM AND CONTROL METHOD THEREFOR Final Rejection NEUBORON THERAPY SYSTEM LTD.
17749449 METHODS, MEDIUMS, AND SYSTEMS FOR PROVIDING ASSISTED CALIBRATION FOR A MASS SPECTROMETRY APPARATUS Non-Final OA Waters Technologies Ireland Limited
18250703 DEVICE AND METHOD FOR OPTIMIZING THE GRIP OF A TIRE FITTED TO A MOBILE VEHICLE TRAVELING ON A ROAD SURFACE, AND MOTOR VEHICLES AND AIRCRAFT INCORPORATING SUCH A DEVICE Final Rejection Dryside

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