Prosecution Insights
Last updated: October 27, 2026

Philip Hung Fai Lam, USPTO Patent Examiner

Listed by the USPTO as LAM, PHILIP HUNG FAI

Tech Center 2600 • Art Units: 2653 2656

This examiner grants 84% of resolved cases

Analysis

LAM, PHILIP HUNG FAI examines cases in tech center 2600 and art unit 2653. Across 160 resolved cases, the allowance rate is 83.8%, and the median time to allowance is 923 days.

The interview lift is 50.7%, indicating a substantial positive association in the available record. The listed companies are Google LLC, Samsung Electronics Co., Ltd., and NEC Corporation. The associated firms are HONIGMAN LLP-GOOGLE, ALG Intellectual Property | IQVIA, and ALSTON & BIRD LLP. Practitioners may treat interviews as a significant prosecution lever in this profile.

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

Performance Statistics

83.8%
Allow Rate
+21.8% vs TC avg
197
Total Applications
+50.7%
Interview Lift
923
Avg Prosecution Days
Based on 160 resolved cases, 2023–2026

Rejection Statute Breakdown

25.0%
§101 Eligibility
11.3%
§102 Novelty
52.8%
§103 Obviousness
5.3%
§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.
19057217 Streaming, Array-Agnostic, Full- and Sub-Band Modeling Front- End for Robust Automatic Speech Recognition Non-Final OA Google LLC
19045837 Conversation Graph Navigation With Language Model Non-Final OA Google LLC
19006051 Liaising Multi-Information and Actions Around Contextually Specific Requests Non-Final OA Google LLC
18709852 VERIFICATION APPARATUS, VERIFICATION METHOD, AND STORAGE MEDIUM Final Rejection NEC Corporation
19000417 COMPUTER-READABLE RECORDING MEDIUM STORING INFORMATION PROCESSING PROGRAM, INFORMATION PROCESSING METHOD, AND INFORMATION PROCESSING DEVICE Non-Final OA FUJITSU LIMITED
19110040 Intelligent Voice Synthesis Non-Final OA Orange
19022026 DIALOG SYSTEM AND METHOD WITH IMPROVED HUMAN-MACHINE DIALOG CONCEPTS Non-Final OA Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
18957975 Audio and Language Translation Between Computing Devices Final Rejection eBay Inc.
19005307 TECHNIQUES FOR IMPROVING DATA RELIABILITY OF DIGITIZED TEXT USING CERTAINTY ALGORITHMS Non-Final OA Optum, Inc.
19010868 GENERATIVE MODEL FOR AUDIO ENHANCEMENT USING REFERENCE VECTORS Non-Final OA NVIDIA Corporation
18600072 SIMILARITY CALCULATION APPARATUS, SEMANTIC REPRESENTATION GENERATING APPARATUS, RECORDING MEDIUM, AND SIMILARITY CALCULATION METHOD Non-Final OA SCREEN Holdings Co, Ltd.
19043393 ADAPTIVE SPEECH ELABORATION AND FEEDBACK FOR SPEECH THERAPY Non-Final OA UNIVERSITY OF SOUTH FLORIDA
19091648 MATCHING SERVICE REQUESTER WITH SERVICE PROVIDERS Non-Final OA IQVIA Inc.

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Frequently Asked Questions

What is examiner Philip Hung Fai Lam's allowance rate?

83.8% of resolved applications examined by Philip Hung Fai Lam were allowed (160 resolved cases), compared with 75.1% across Art Unit 2653 over the last five years.

Does an interview help with examiner Philip Hung Fai Lam?

This examiner's interview lift is +50.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Philip Hung Fai Lam take to allow a patent?

Applications allowed by Philip Hung Fai Lam took 923 days on average from filing to allowance.

Which art unit does examiner Philip Hung Fai Lam work in?

Philip Hung Fai Lam examines applications in Art Unit 2653 in Tech Center 2600 (Communications).

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