Prosecution Insights
Last updated: October 01, 2026

Examiner: MCCORMACK, JASON L

Tech Center 2800 • Art Units: 2881 2899

This examiner grants 85% of resolved cases

Analysis

Jason L. McCormack is a high-volume examiner in Tech Center 2800 and Art Unit 2881, with 1050 resolved cases. The examiner maintains a high allowance rate of 84.6%, which is very favorable for applicants. This rate suggests that the examiner is generally inclined to grant patents, making Art Unit 2881 a productive environment for securing intellectual property rights. The 84.6% figure indicates that most applications will eventually reach allowance under this examiner's review.

The interview lift is 8.1%, a relatively small increase. This suggests that while interviews are beneficial, the high baseline allowance rate of 84.6% means that many applications are allowed without the need for such intervention. The median days to allowance is 783, which is quite efficient. This 783-day timeframe indicates that the examiner moves cases through the system quickly. For practitioners, the combination of a high allowance rate and a fast 783-day median pendency across 1050 resolved cases suggests a streamlined and predictable prosecution experience in Tech Center 2800. The 8.1% interview lift remains a useful option for resolving specific issues.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Performance Statistics

84.6%
Allow Rate
+16.6% vs TC avg
1,074
Total Applications
+8.1%
Interview Lift
783
Avg Prosecution Days
Based on 1052 resolved cases, 2023–2026

Rejection Statute Breakdown

1.4%
§101 Eligibility
22.2%
§102 Novelty
50.1%
§103 Obviousness
21.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18366322 APPARATUS AND METHOD FOR FABRICATING SEMICONDUCTOR DEVICE BY USING FOCUSED ION BEAM AND SCANNING ELECTRON MICROSCOPE SUPPORTED BY ELECTRON DIFFRACTION PATTERN Final Rejection SAMSUNG ELECTRONICS CO., LTD.
18778127 MASS SPECTROMETRY METHOD FOR FLUOROETHER COMPOUND Non-Final OA DAIKIN INDUSTRIES, LTD.
18857632 ION GUIDE AND MASS SPECTROMETER Non-Final OA HITACHI HIGH-TECH CORPORATION
18781599 Ion Beam Etching Apparatus And Method Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18522600 METHOD AND SYSTEM FOR MANIPULATING PARTICLE BY USING OPTICAL TWEEZER Non-Final OA KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
18927064 COMPACT BEAM PROCESSING SYSTEM HAVING IN-SITU IMAGING METROLOGY Non-Final OA Applied Materials, Inc.
18417347 MEASURING SYSTEMS, PROCESSING SYSTEMS, AND RELATED APPARATUS AND METHODS, INCLUDING BAND GAP MATERIALS Non-Final OA Applied Materials, Inc.
18895633 OPERANDO SCANNING ELECTRON MICROSCOPY PLATFORM AND METHODS OF USING THE SAME Non-Final OA BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM
18789936 COLLECTION PROBE AND METHODS FOR THE USE THEREOF Non-Final OA BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM
18404832 CONCEPT AND METHOD FOR LARGE ION POPULATION SPACE CHARGE DRIVEN ION MOBILITY SEPARATIONS Final Rejection Battelle Memorial Institute
18674144 COMPENSATION RASTER SCANNING Non-Final OA Carl Zeiss SMT GmbH
18419940 APPARATUS FOR ANALYSING AND/OR PROCESSING A SAMPLE WITH A PARTICLE BEAM AND METHOD Final Rejection Carl Zeiss SMT GmbH
18866471 DROPLET GENERATOR NOZZLE Non-Final OA ASML Netherlands B.V.
18911806 CHARGED PARTICLE BEAM APPARATUS WITH MULTIPLE DETECTORS AND METHODS FOR IMAGING Non-Final OA ASML Netherlands B.V.
18890506 CHARGED PARTICLE APPARATUS AND METHOD Non-Final OA ASML Netherlands B.V.
18844195 EUV Light Source Target Metrology Non-Final OA ASML Netherlands B.V.
18776207 INSPECTION APPARATUS AND METHOD Non-Final OA ASML NETHERLANDS B.V.
18748694 METHOD OF PROCESSING A SAMPLE, AND CHARGED PARTICLE ASSESSMENT SYSTEM Non-Final OA ASML NETHERLANDS B.V.
17771761 CHARGED PARTICLE INSPECTION SYSTEM AND METHOD USING MULTI-WAVELENGTH CHARGE CONTROLLERS Final Rejection ASML NETHERLANDS B.V.
18350643 METHOD AND APPARATUS FOR NON-INVASIVE SEMICONDUCTOR TECHNIQUE FOR MEASURING DIELECTRIC/SEMICONDUCTOR INTERFACE TRAP DENSITY USING SCANNING ELECTRON MICROSCOPE CHARGING Final Rejection FemtoMetrix, Inc.
18888100 BETA TILT SAMPLE HOLDER Non-Final OA FEI Company
17989550 Method Of Imaging And Milling A Sample Final Rejection FEI Company
18587377 ULTRA-HIGH X-RAY PHOTON RADIATION FOR FLASH RADIOTHERAPY Non-Final OA Reveam, Inc.

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