Prosecution Insights
Last updated: October 01, 2026

Examiner: LAM, PHILIP HUNG FAI

Tech Center 2600 • Art Units: 2656

This examiner grants 84% of resolved cases

Analysis

Philip Hung Fai Lam works in Tech Center 2600 and Art Unit 2656 with 155 resolved cases. His allowance rate pct is 83.9, and the median days to allowance is 930. These figures suggest the probability of success for applicants in his docket. The 930-day median to allowance provides a timeline for those seeking grants and managing their patent portfolios.

The interview lift pct of 50.9 is a metric indicating that interviews are associated with a positive outcome. This 50.9 lift suggests that the 83.9 allowance rate pct can be increased through direct engagement. With 155 resolved cases, the data suggests that an interview is an effective tactic for an applicant. A 50.9 lift is an incentive for practitioners to schedule a consultation to resolve outstanding issues and potentially improve upon the 930-day median pendency.

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

Performance Statistics

83.9%
Allow Rate
+21.9% vs TC avg
177
Total Applications
+50.9%
Interview Lift
930
Avg Prosecution Days
Based on 155 resolved cases, 2023–2026

Rejection Statute Breakdown

24.1%
§101 Eligibility
10.5%
§102 Novelty
54.7%
§103 Obviousness
4.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19171150 ELECTRONIC DEVICE AND METHOD FOR PROCESSING USER UTTERANCE IN ELECTRONIC DEVICE Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
19007075 CONSENSUS-BASED DETERMINISTIC AGENTIC SYSTEM Non-Final OA American Express Travel Related Services Company, Inc.
19045837 Conversation Graph Navigation With Language Model Non-Final OA Google LLC
19035299 Digital Signal Processor-Based Continued Conversation Non-Final OA Google LLC
19006051 Liaising Multi-Information and Actions Around Contextually Specific Requests Non-Final OA Google LLC
18812338 TARGET SPEAKER KEYWORD SPOTTING Final Rejection Google LLC
18548949 Machine Learning Based Enhancement of Audio for a Voice Call Final Rejection Google LLC
18709852 VERIFICATION APPARATUS, VERIFICATION METHOD, AND STORAGE MEDIUM Final Rejection NEC Corporation
19110040 Intelligent Voice Synthesis Non-Final OA Orange
19000417 COMPUTER-READABLE RECORDING MEDIUM STORING INFORMATION PROCESSING PROGRAM, INFORMATION PROCESSING METHOD, AND INFORMATION PROCESSING DEVICE Non-Final OA FUJITSU LIMITED
19022026 DIALOG SYSTEM AND METHOD WITH IMPROVED HUMAN-MACHINE DIALOG CONCEPTS Non-Final OA Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
18987876 METHOD FOR OVERCOMING TOKEN CONSTRAINTS OF LANGUAGE MODELS APPLIED TO LARGE COMPUTATIONAL MATCHING TASKS Non-Final OA Intuit Inc.
18715180 UTTERANCE SECTION EXTRACTION DEVICE, UTTERANCE SECTION EXTRACTION METHOD AND UTTERANCE SECTION EXTRACTION PROGRAM Non-Final OA NIPPON TELEGRAPH AND TELEPHONE CORPORATION
19059827 APPARATUS AND METHOD FOR RECOGNIZING CONVERSATIONAL CONTEXT IN ROBOT Non-Final OA ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
19010868 GENERATIVE MODEL FOR AUDIO ENHANCEMENT USING REFERENCE VECTORS Non-Final OA NVIDIA Corporation
18957975 Audio and Language Translation Between Computing Devices Final Rejection eBay Inc.
18683786 SPEECH SYNTHESIS APPARATUS, SPEECH SYNTHESIS METHOD, AND SPEECH SYNTHESIS PROGRAM Non-Final OA The University of Tokyo
19043393 ADAPTIVE SPEECH ELABORATION AND FEEDBACK FOR SPEECH THERAPY Non-Final OA UNIVERSITY OF SOUTH FLORIDA

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