Prosecution Insights
Last updated: October 02, 2026

Examiner: SCHNASE, PAUL DANIEL

Tech Center 2800 • Art Units: 1798 2877

This examiner grants 69% of resolved cases

Analysis

Paul Daniel Schnase is an examiner in Tech Center 2800 and Art Unit 1798. He has 29 resolved cases. The allowance rate for these cases is 69.0 percent. This 69.0 percent rate indicates the proportion of applications that result in a patent grant. Practitioners can use this 29-case history to understand the examiner's general tendencies in Art Unit 1798.

The interview lift is 6.1 percent. This 6.1 percent figure represents the difference in allowance probability when an interview is conducted. A positive value like 6.1 percent indicates that interviews are associated with a slightly higher likelihood of allowance. This suggests that requesting an interview is a helpful strategy for this docket.

The median days to allowance is 1070. This 1070-day duration is the middle value for the time from filing to grant. For applicants, this 1070-day median is a key metric for planning the prosecution timeline. By combining the 69.0 percent allowance rate with the 1070-day median, practitioners can develop a data-grounded strategy for their applications.

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

Performance Statistics

69.0%
Allow Rate
+1.0% vs TC avg
56
Total Applications
+6.1%
Interview Lift
1070
Avg Prosecution Days
Based on 29 resolved cases, 2023–2026

Rejection Statute Breakdown

4.6%
§101 Eligibility
22.6%
§102 Novelty
47.0%
§103 Obviousness
25.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19061585 OPTICAL INSPECTION APPARATUS, OPTICAL INSPECTION METHOD, AND NON-TRANSITORY STORAGE MEDIUM STORING OPTICAL INSPECTION PROGRAM Non-Final OA KABUSHIKI KAISHA TOSHIBA
19085520 DETECTION DEVICE Non-Final OA Magnolia White Corporation
18843455 IMAGING DEVICE AND IMAGING METHOD Non-Final OA NIKON CORPORATION
18036619 BIOLOGICAL SAMPLE ANALYSIS SYSTEM, INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND BIOLOGICAL SAMPLE ANALYSIS METHOD Non-Final OA Sony Semiconductor Solutions Corporation
18572215 COATING EVALUATION DEVICE AND COATING EVALUATION METHOD Final Rejection Nissan Motor Co., Ltd.
18587203 SUSPENDED PARTICLE CONCENTRATION, DETECTION, AND ANALYSIS Final Rejection Regents of the University of Minnesota
18357018 PROBE CARD Final Rejection SK hynix Inc.
18740290 VEHICLE-BASED DUAL-COMB SPECTROMETER MEASUREMENTS Final Rejection Honeywell International Inc.
18573375 TUNABLE HYPERSPECTRAL-POLARIMETRIC IMAGING SYSTEM Non-Final OA Purdue Research Foundation
18778483 INFEROMETRIC MEASURING APPARATUS Final Rejection Carl Zeiss SMT GmbH
19040176 CALIBRATED MEASUREMENT OF OVERLAY ERROR USING SMALL TARGETS Non-Final OA KLA Corporation
18401569 CALIBRATION FOR IN-PLANE DISTORTION TOOL-TO-TOOL MATCHING Final Rejection KLA Corporation
17762030 CALIBRATED MEASUREMENT OF OVERLAY ERROR USING SMALL TARGETS Final Rejection KLA Corporation
18275245 SPECTROMETRY DEVICE AND SPECTROMETRY METHOD Final Rejection Osaka University
18721806 OPTICAL SENSOR Final Rejection WIKA Optical Sensing Limited
18450404 APPARATUS FOR MEASURING THICKNESS OF SEALING PORTION OF SECONDARY BATTERY AND METHOD FOR MEASURING THICKNESS OF SEALING PORTION USING SAME Non-Final OA HANA TECHNOLOGY CO., Ltd.
17767642 LASER WORKING SYSTEM FOR PERFORMING A WORKING PROCESS ON A WORKPIECE BY MEANS OF A LASER BEAM AND METHOD FOR MONITORING A WORKING PROCESS ON A WORKPIECE BY MEANS OF A LASER BEAM Non-Final OA Precitec GmbH & Co. KG

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