Prosecution Insights
Last updated: October 26, 2026

Christopher A Revak, USPTO Patent Examiner

Listed by the USPTO as REVAK, CHRISTOPHER A

Tech Center 2400 • Art Units: 2131 2407 2431

This examiner grants 89% of resolved cases

Analysis

REVAK, CHRISTOPHER A is assigned to tech center 2400 and art unit 2131. The record contains 1123 resolved cases, an 89.2% allowance rate, and a median of 963 days to allowance. The interview lift is 8.8%, indicating a positive but limited incremental association with interviews against an already high allowance result.

International Business Machines Corporation, Kabushiki Kaisha Toshiba, and Huawei Technologies Co., Ltd. are the listed companies. The listed firms are OBLON, MCCLELLAND, MAIER & NEUSTADT, L.L.P., BakerHostetler, and HOLLAND & KNIGHT LLP. The substantial case history and high allowance rate support emphasizing clear written claim presentation. Interviews can supplement that work, but the data does not identify them as the primary source of favorable outcomes.

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

Performance Statistics

89.2%
Allow Rate
+31.2% vs TC avg
1,140
Total Applications
+8.8%
Interview Lift
963
Avg Prosecution Days
Based on 1123 resolved cases, 2023–2026

Rejection Statute Breakdown

13.0%
§101 Eligibility
37.6%
§102 Novelty
21.4%
§103 Obviousness
7.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18322792 One-Time Password Activation Using Read Receipts Non-Final OA International Business Machines Corporation
18314858 SNAPSHOT TAMPERING PREVENTION AND EFFICIENT DATA RESTORE FROM AN UNBREAKABLE SNAPSHOT Non-Final OA INTERNATIONAL BUSINESS MACHINES CORPORATION
19088619 THREAT MITIGATION SYSTEM AND METHOD Non-Final OA ReliaQuest Holdings, LLC

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Frequently Asked Questions

What is examiner Christopher A Revak's allowance rate?

89.2% of resolved applications examined by Christopher A Revak were allowed (1,123 resolved cases), compared with 0.0% across Art Unit 2131 over the last five years.

Does an interview help with examiner Christopher A Revak?

This examiner's interview lift is +8.8 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Christopher A Revak take to allow a patent?

Applications allowed by Christopher A Revak took 963 days on average from filing to allowance.

Which art unit does examiner Christopher A Revak work in?

Christopher A Revak examines applications in Art Unit 2131 in Tech Center 2400 (Networking & Security).

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