Prosecution Insights
Last updated: April 19, 2026

Examiner: CHUNG, DANIEL WONSUK

Tech Center 2600 • Art Units: 2659

This examiner grants 54% of resolved cases

Performance Statistics

54.5%
Allow Rate
-7.5% vs TC avg
77
Total Applications
+37.5%
Interview Lift
1050
Avg Prosecution Days
Based on 44 resolved cases, 2023–2026

Rejection Statute Breakdown

25.2%
§101 Eligibility
17.3%
§102 Novelty
52.3%
§103 Obviousness
5.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17939805 SPEECH RECOGNITION FOR MULTIPLE USERS USING SPEECH PROFILE COMBINATION Final Rejection Apple Inc.
18470921 DOMAIN-SPECIFIC NAMED ENTITY EXTRACTION AND MAPPING Final Rejection Microsoft Technology Licensing, LLC
18340044 ENHANCING CHATBOTS THROUGH PROMPT-ENGINEERED LARGE LANGUAGE MODELS Non-Final OA International Business Machines Corporation
17936101 SYLLABLE-BASED TEXT CONVERSION FOR PRONUNCIATION HELP Non-Final OA INTERNATIONAL BUSINESS MACHINES CORPORATION
18539791 GENERATIVE SPEECH MODEL FOR COMPACT DATA-DRIVEN SPEECH VECTORS FOR VERSATILE SPEECH APPLICATIONS Non-Final OA Cisco Technology, Inc.
18373132 LARGE LANGUAGE MODEL CONTROLLER Final Rejection Salesforce, Inc.
18537191 SYSTEMS AND METHODS FOR IMPROVED AUTOMATIC SPEECH RECOGNITION ACCURACY Final Rejection RingCentral, Inc.
18337667 SYSTEM AND METHOD FOR DETERMINING MULTI-PARTY COMMUNICATION INSIGHTS Non-Final OA VERIZON PATENT AND LICENSING INC.
18553335 SYSTEMS AND METHODS FOR DIGITAL SPEECH-BASED EVALUATION OF COGNITIVE FUNCTION Final Rejection Aural Analytics, Inc.
18339741 Control Unit to Map at least One Element in a Plurality of Documents and a Method therefor Non-Final OA Bosch Global Software Technologies Private Limited
18046441 VOICE-BASED AUTHENTICATION Non-Final OA CollegeNet, Inc.

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