Prosecution Insights
Last updated: October 02, 2026

Examiner: HARRISTON, WILLIAM A

Tech Center 2800 • Art Units: 2826 2896 2899

This examiner grants 90% of resolved cases

Analysis

William A Harriston is an examiner in Tech Center 2800 and Art Unit 2826. He has 1078 resolved cases with an allowance rate of 89.5%. This rate indicates a high probability of success for applicants. The median days to allowance is 818, which is an efficient timeline for the prosecution process.

The interview lift for this examiner is 8.5%. This increase suggests that interviews are a helpful way to advance a case toward allowance. With 1078 resolved cases, the data provides a reliable view of Harriston's examination patterns. The 818-day median to allowance is a key metric for planning and client communication.

In Art Unit 2826, Harriston's 89.5% allowance rate and 8.5% interview lift provide a clear strategic path. The 1078 resolved cases support the conclusion that while the baseline for success is high, interviews offer a meaningful boost. Practitioners should use the 818-day figure to set realistic expectations for Tech Center 2800 applications.

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

Performance Statistics

89.5%
Allow Rate
+21.5% vs TC avg
1,094
Total Applications
+8.5%
Interview Lift
818
Avg Prosecution Days
Based on 1078 resolved cases, 2023–2026

Rejection Statute Breakdown

0.4%
§101 Eligibility
33.5%
§102 Novelty
45.9%
§103 Obviousness
5.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18605818 DISPLAY APPARATUS Non-Final OA Samsung Display Co., Ltd.
18236925 SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING Non-Final OA Toshiba Electronic Devices & Storage Corporation
18760959 Display Device Non-Final OA LG Display Co., Ltd.
18767458 FABRICATION OF GATE-ALL-AROUND INTEGRATED CIRCUIT STRUCTURES HAVING ADJACENT ISLAND STRUCTURES Non-Final OA Intel Corporation
18752968 WAFER CENTER MONITOR Non-Final OA TEXAS INSTRUMENTS INCORPORATED
18709780 CONFORMAL, CARBON-DOPED SILICON NITRIDE FILMS AND METHODS THEREOF Non-Final OA Lam Research Corporation
18651117 3D DRAM Access Transistor Non-Final OA Applied Materials, Inc.
18432086 HYBRID BONDING STRUCTURE AND DISPLAY PANEL Final Rejection Industrial Technology Research Institute
18739367 SEMICONDUCTOR STRUCTURE Non-Final OA United Microelectronics Corp.

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