Prosecution Insights
Last updated: October 02, 2026

Examiner: BROWN, CHRISTOPHER J

Tech Center 2400 • Art Units: 2134 2431 2432 2434 2439

This examiner grants 76% of resolved cases

Analysis

Christopher J Brown serves as an examiner in Tech Center 2400 and Art Unit 2134. He has resolved 720 cases, establishing a substantial track record that applicants can use to inform their prosecution strategy. The allowance rate for this examiner is 75.6%, which reflects a high probability of securing a patent grant. This 75.6% figure suggests that the examiner is often receptive to the technical arguments presented by practitioners.

The interview lift of 12.6% indicates that engaging in a formal interview is a productive way to advance an application. This 12.6% increase in the likelihood of allowance suggests that direct communication can effectively resolve outstanding rejections. Additionally, the median days to allowance is 1250, which serves as a benchmark for the expected duration of the prosecution cycle. This 1250-day timeline is an important consideration for resource management and client expectations in Art Unit 2134. With 720 resolved cases and a 75.6% allowance rate, the data provides a reliable statistical profile. Practitioners should consider the 12.6% interview lift as a tool for navigating the 1250-day median period toward a successful grant.

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

Performance Statistics

75.6%
Allow Rate
+17.6% vs TC avg
759
Total Applications
+12.6%
Interview Lift
1250
Avg Prosecution Days
Based on 720 resolved cases, 2023–2026

Rejection Statute Breakdown

2.1%
§101 Eligibility
11.4%
§102 Novelty
64.0%
§103 Obviousness
11.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18845927 AUTHENTICATION DEVICE, AUTHENTICATION METHOD, AND PROGRAM Non-Final OA NEC Corporation
19029751 RULE SEARCHING METHOD AND APPARATUS, DEVICE, AND COMPUTER-READABLE STORAGE MEDIUM Final Rejection HUAWEI TECHNOLOGIES CO., LTD.
18230594 IN-NETWORK COMPUTE OPERATIONS UTILIZING ENCRYPTED COMMUNICATIONS Non-Final OA Intel Corporation
18900084 USER AUTHENTICATION SYSTEM CAPABLE OF GENERATING ONE-TIME PASSWORD HAVING FIXED EFFECTIVE PERIOD, AND STORAGE MEDIUM Final Rejection KYOCERA Document Solutions Inc.
19226387 INLINE RANSOMWARE DETECTION VIA SERVER MESSAGE BLOCK (SMB) TRAFFIC Non-Final OA Palo Alto Networks, Inc.
18970320 SECURITY PLATFORM WITH EXTERNAL INLINE PROCESSING OF ASSEMBLED SELECTED TRAFFIC Final Rejection Palo Alto Networks, Inc.
18707738 Generating a Security Metric Using a Machine Learning Model Final Rejection Telefonaktiebolaget LM Ericsson (publ)
19091143 METHODS AND COMPUTER SYSTEMS FOR JOINING A BLOCKCHAIN NETWORK Non-Final OA Nokia Solutions and Networks Oy
18186768 CREDENTIAL-BASED SECURITY POSTURE ENGINE IN A SECURITY MANAGEMENT SYSTEM Final Rejection Microsoft Technology Licensing, LLC
18356415 METHOD AND APPARATUS FOR SEARCHING FOR LIGHT-WEIGHT MODEL THROUGH REPLACEMENT OF SUBNETWORK OF TRAINED NEURAL NETWORK MODEL Final Rejection Electronics and Telecommunications Research Institute
18373765 ITERATIVE CROSS-PRODUCT THREAT DETECTION BASED ON NETWORK TELEMETRY RELATIONSHIPS Non-Final OA Cisco Technology, Inc.
19290440 SYSTEM AND METHOD FOR IMPLEMENTING TIME-RESTRICTED ACCESS CONTROL TO ELECTRONIC DIGITAL RESOURCES Non-Final OA BANK OF AMERICA CORPORATION
18226149 SYSTEM AND METHOD FOR IDENTIFYING NETWORK VULNERABILITY VIA NETWORK COMPONENT FUNCTIONALITY Non-Final OA BANK OF AMERICA CORPORATION
19292707 ARTIFICIAL INTELLIGENCE CYBER SECURITY ANALYST Non-Final OA Darktrace Holdings Limited
18778125 CYBER SECURITY SCENARIOS WITH SIMULATED INCIDENTS Final Rejection Darktrace Holdings Limited
18373157 METHOD FOR SHARING CYBERSECURITY THREAT ANALYSIS AND DEFENSIVE MEASURES AMONGST A COMMUNITY Final Rejection Darktrace Holdings Limited
18446964 GENERATING AI DATASET USING 3D ENGINE Final Rejection Raytheon Company
18375027 METHODS FOR SECURITY CONTROL AND DEVICES THEREOF Final Rejection F5, Inc.
18365499 SMART, CUSTOMER CENTRIC, PERSONALIZED DIGITAL HUMAN FRAMEWORK Non-Final OA Dell Products L.P.
18986939 TECHNIQUES FOR DETECTING A CYBERSECURITY THREAT BASED ON DETECTED EVENTS AND STATES OF ENTITIES Non-Final OA Wiz, Inc.
18315269 APPLYING A GROUP BASED POLICY TO NETWORK TRAFFIC FROM A CLIENT Non-Final OA HEWLETT PACKARD ENTERPRISE DEVELOPMENT LP
18647604 SYSTEM AND METHOD FOR SCORING AND RANKING COMMON WEAKNESSES MAPPED TO VULNERABILITIES FOUND IN NETWORKED AND/OR DISTRIBUTED SYSTEMS Non-Final OA GEORGE MASON UNIVERSITY
18718003 Communication Monitoring Method, Apparatus and System Final Rejection DIGITAL CURRENCY INSTITUTE, THE PEOPLE'S BANK OF CHINA

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