Prosecution Insights
Last updated: October 01, 2026

Examiner: ZABEL, ANDREW JOHN

Tech Center 2800 • Art Units: 2818

This examiner grants 84% of resolved cases

Analysis

Andrew John Zabel has 38 resolved cases in Art Unit 2818 of Technology Center 2800. The allowance rate is 84.2 percent. The interview lift is 24.0 percent, and the median days to allowance is 1230. The allowance rate of 84.2 percent suggests the environment for applicants. With 38 cases resolved, the 24.0 percent interview lift indicates that direct communication is effective at securing grants.

The 1230-day median pendency is the timeline metric for this examiner. Practitioners should note that the 84.2 percent allowance rate provides a baseline for success. The 24.0 percent lift is a tool for overcoming initial rejections. The 1230-day timeline is the duration for the 2800 technology center. This data suggests that the examiner is open to granting patents and responsive to technical arguments made during interviews. These figures provide a benchmark for prosecution in Art Unit 2818.

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

Performance Statistics

84.2%
Allow Rate
+16.2% vs TC avg
79
Total Applications
+24.0%
Interview Lift
1230
Avg Prosecution Days
Based on 38 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
23.2%
§102 Novelty
71.6%
§103 Obviousness
5.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18427977 SEMICONDUCTOR DEVICE AND ELECTRONIC SYSTEM INCLUDING THE SAME Final Rejection Samsung Electronics Co., Ltd.
18197847 DISPLAY MODULE Final Rejection SAMSUNG ELECTRONICS CO., LTD.
18131548 SEMICONDUCTOR DEVICE Final Rejection SAMSUNG ELECTRONICS CO., LTD.
18682458 METAL OXIDE THIN FILM TRANSISTOR AND METHOD FOR MANUFACTURING SAME, AND DISPLAY PANEL Non-Final OA BOE Technology Group Co., Ltd.
17949358 DISPLAY DEVICE Final Rejection Samsung Display Co., LTD.
18593362 SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD FOR SEMICONDUCTOR DEVICE Non-Final OA Toshiba Electronic Devices & Storage Corporation
18594219 SEMICONDUCTOR DEVICE MANUFACTURING METHOD AND SEMICONDUCTOR DEVICE Non-Final OA KABUSHIKI KAISHA TOSHIBA
18681773 SEMICONDUCTOR-SUPERCONDUCTOR HYBRID DEVICE HAVING SIDE JUNCTIONS Non-Final OA Microsoft Technology Licensing LLC
18434903 BACKSIDE TO FRONTSIDE CONNECTION BETWEEN DIFFERENT METAL TRACKS Non-Final OA INTERNATIONAL BUSINESS MACHINES CORPORATION
18171795 SUBTRACTIVE METAL VIA WITH METAL BRIDGE Final Rejection International Business Machines Corporation
17890368 SEMICONDUCTOR DEVICE AND SEMICONDUCTOR MANUFACTURING APPARATUS Final Rejection Kioxia Corporation
18594210 RESISTOR Non-Final OA STMicroelectronics International N.V.
18586596 SEMICONDUCTOR DEVICE AND METHOD OF FABRICATING A SEMICONDUCTOR DEVICE Non-Final OA TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
18411620 Static Random-Access Memory Device with Enhanced Isolation Structure and Increased Packing Density Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18320398 PACKAGE STRUCTURE WITH OPTICAL ELEMENTS AND METHOD FOR MANUFACTURING THE SAME Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18318865 INTEGRATED CIRCUIT STRUCTURE AND METHOD FOR FABRICATING THE SAME Non-Final OA TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
18303551 SEMICONDUCTOR DEVICE AND METHOD FOR FORMING THE SAME Non-Final OA TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
17887490 TRANSISTOR, INTEGRATED CIRCUIT, AND MANUFACTURING METHOD OF TRANSISTOR Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18609870 SEMICONDUCTOR STRUCTURE WITH STRESS RELIEF LAYER AND THE METHODS FORMING THE SAME Non-Final OA Taiwan Semiconductor Manufacturing Co., Ltd.
18405526 FIELD EFFECT TRANSISTOR WITH ISOLATED SOURCE/DRAINS AND METHOD Non-Final OA Taiwan Semiconductor Manufacturing Co., Ltd.
18433936 BARRIER AND LINER TREATMENT USING DUAL RADIO FREQUENCY CAPACITIVE COUPLE PLASMA FOR METAL INTERCONNECTS Non-Final OA Applied Materials, Inc.
18044386 LASER PROCESSING APPARATUS AND LASER PROCESSING METHOD Non-Final OA Tokyo Electron Limited
18580580 SANDWICHED MULTI-LAYER STRUCTURE FOR COOLING HIGH POWER ELECTRONICS Final Rejection Tesla, Inc.
18608113 SEMICONDUCTOR DEVICE Final Rejection Socionext Inc.
18646424 SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE Non-Final OA FUJI ELECTRIC CO., LTD.
18683042 TEMPORARILY BONDED WAFER AND METHOD FOR MANUFACTURING THE WAFER Non-Final OA SHIN-ETSU HANDOTAI CO., LTD.
18143076 SEMICONDUCTOR DEVICE AND METHOD FOR FABRICATING THE SAME Non-Final OA UNITED MICROELECTRONICS CORP.

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