Prosecution Insights
Last updated: October 27, 2026

Zachary Ryan Donahue, USPTO Patent Examiner

Listed by the USPTO as DONAHUE, ZACHARY RYAN

Tech Center 3600 • Art Units: 3684 3688 3689

This examiner grants 2% of resolved cases

Analysis

DONAHUE, ZACHARY RYAN works in tech center 3600 and art unit 3684. The profile covers 59 resolved cases, a 1.7% allowance rate, and a median of 1115 days to allowance. The 4.7% interview lift is small, and the allowance rate indicates that applicants should approach prosecution with particularly careful claim and evidence strategy.

The leading companies are NEC Corporation, Walmart Apollo LLC, and Nicoventures Trading Limited. The leading firms are Burr & Forman LLP (Primary Customer Number), Davis Wright Tremaine LLP - Seattle, and Dinsmore & Shohl LLP. The limited resolved-case record should temper broad conclusions, but the data supports early attention to claim scope and response planning.

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

Performance Statistics

1.7%
Allow Rate
-50.3% vs TC avg
92
Total Applications
+4.7%
Interview Lift
1115
Avg Prosecution Days
Based on 59 resolved cases, 2023–2026

Rejection Statute Breakdown

42.0%
§101 Eligibility
7.2%
§102 Novelty
44.2%
§103 Obviousness
5.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18845687 METHOD AND COMPUTING DEVICE Final Rejection NICOVENTURES TRADING LIMITED
18860810 METHOD AND APPARATUS FOR PRESENTING INFORMATION, COMPUTER DEVICE, AND STORAGE MEDIUM Non-Final OA Beijing Zitiao Network Technology Co., Ltd.
18265887 INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM Final Rejection NEC CORPORATION
18026403 CENTER APPARATUS, STORE APPARATUS, AND PROCESSING METHOD FOR CENTER APPARATUS Final Rejection NEC Corporation
19277798 SYSTEMS AND METHODS FOR PRODUCT RETRIEVAL Non-Final OA Walmart Apollo, LLC
18103229 SYSTEMS AND METHODS FOR ANALYZING AND DISPLAYING ITEM RECOMMENDATIONS Non-Final OA Walmart Apollo, LLC
18437349 SYSTEMS AND METHODS FOR AUTOMATIC LEAD GENERATION AND MESSAGING USING ARTIFICIAL INTELLIGENCE Final Rejection Allstate Insurance Company

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Frequently Asked Questions

What is examiner Zachary Ryan Donahue's allowance rate?

1.7% of resolved applications examined by Zachary Ryan Donahue were allowed (59 resolved cases), compared with 28.1% across Art Unit 3684 over the last five years.

Does an interview help with examiner Zachary Ryan Donahue?

This examiner's interview lift is +4.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Zachary Ryan Donahue take to allow a patent?

Applications allowed by Zachary Ryan Donahue took 1,115 days on average from filing to allowance.

Which art unit does examiner Zachary Ryan Donahue work in?

Zachary Ryan Donahue examines applications in Art Unit 3684 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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