Prosecution Insights
Last updated: October 26, 2026

Khanh B Pham, USPTO Patent Examiner

Listed by the USPTO as PHAM, KHANH B

Tech Center 2100 • Art Units: 2115 2154 2161 2166

This examiner grants 72% of resolved cases

Analysis

PHAM, KHANH B is assigned to tech center 2100 and art unit 2115. The record covers 858 resolved cases, with a 72.4% allowance rate and a median of 1200 days to allowance. The 15.5% interview lift indicates a meaningful positive association between interviews and allowance outcomes.

Nextiva, Inc., Google LLC, and The Pnc Financial Services Group Inc. are the leading listed companies. The listed firms are Spencer Fane LLP, FINNEGAN, HENDERSON, FARABOW, GARRETT & DUNNER, and BakerHostetler. The substantial case history supports using the interview measure in planning, while the median timeline calls for deliberate management of prosecution steps.

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

Performance Statistics

72.4%
Allow Rate
+17.4% vs TC avg
897
Total Applications
+15.5%
Interview Lift
1200
Avg Prosecution Days
Based on 858 resolved cases, 2023–2026

Rejection Statute Breakdown

9.3%
§101 Eligibility
30.5%
§102 Novelty
40.4%
§103 Obviousness
9.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18133197 MERGED REFERENCE FINGERPRINT GENERATION FOR MACHINE-LEARNING DETECTION OF DEGRADED OPERATION Final Rejection ORACLE INTERNATIONAL CORPORATION
19018744 COMBINED ACTIVITIES HISTORY ON A DEVICE Final Rejection GOOGLE LLC
18651025 PERSONALIZED FEDERATED LEARNING WITH VARIATIONAL INFERENCE Non-Final OA Google LLC
18641091 MACHINE LEARNING MODEL TRAINING METHOD AND APPARATUS Final Rejection HUAWEI TECHNOLOGIES CO., LTD.
18212501 SIGNAL IDENTIFIER Non-Final OA Mitsubishi Electric Corporation
19003763 SYSTEM AND METHOD FOR PROVIDING A CONSOLIDATED DATA HUB Non-Final OA The PNC Financial Services Group, Inc.
19003686 SYSTEM AND METHOD FOR PROVIDING A CONSOLIDATED DATA HUB Non-Final OA The PNC Financial Services Group, Inc.
18043400 LARGE-SCALE MATRIX OPERATIONS ON HARDWARE ACCELERATORS Non-Final OA SIEMENS INDUSTRY, INC.

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Frequently Asked Questions

What is examiner Khanh B Pham's allowance rate?

72.4% of resolved applications examined by Khanh B Pham were allowed (858 resolved cases), compared with 71.8% across Art Unit 2115 over the last five years.

Does an interview help with examiner Khanh B Pham?

This examiner's interview lift is +15.5 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Khanh B Pham take to allow a patent?

Applications allowed by Khanh B Pham took 1,200 days on average from filing to allowance.

Which art unit does examiner Khanh B Pham work in?

Khanh B Pham examines applications in Art Unit 2115 in Tech Center 2100 (Computing & Software).

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