Prosecution Insights
Last updated: October 26, 2026

Lam S Nguyen, USPTO Patent Examiner

Listed by the USPTO as NGUYEN, LAM S

Tech Center 2800 • Art Units: 2853

This examiner grants 79% of resolved cases

Analysis

NGUYEN, LAM S is assigned to tech center 2800 and art unit 2853. The record covers 1429 resolved cases and shows a 78.9% allowance rate. The 0.3% interview lift is effectively limited in this profile, indicating little recorded change in allowance outcomes associated with interviews. The median time to allowance is 983 days, so applicants should plan for a substantial examination interval.

The listed companies are Robert Bosch GmbH, Mitsubishi Heavy Industries Ltd., and Siemens Aktiengesellschaft. The leading firms are Barnes & Thornburg LLP (IN), BIRCH STEWART KOLASCH & BIRCH, LLP, and BUCHALTER. The data supports prioritizing written claim clarity and substantive response quality. Interviews may be reserved for issues where direct discussion has a specific purpose rather than used as a general allowance strategy.

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

Performance Statistics

78.9%
Allow Rate
+10.9% vs TC avg
1,493
Total Applications
+0.3%
Interview Lift
983
Avg Prosecution Days
Based on 1429 resolved cases, 2023–2026

Rejection Statute Breakdown

3.2%
§101 Eligibility
33.7%
§102 Novelty
46.2%
§103 Obviousness
8.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18340039 INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND INFORMATION PROCESSING PROGRAM Final Rejection FUJIFILM CORPORATION
18297112 METHOD AND APPARATUS FOR AUTOENCODER-BASED ANOMALY DETECTION IN MEDICAL IMAGING SYSTEMS Non-Final OA Canon Kabushiki Kaisha
18308608 CALIBRATION DEVICE FOR CALIBRATING A DRIVER ASSISTANCE SYSTEM Non-Final OA Robert Bosch GmbH
17893324 METHOD FOR DETERMINING THE SERVICE LIFE OF A SWITCHING DEVICE Non-Final OA Robert Bosch GmbH
18864993 METHOD FOR DETECTING MALFUNCTIONAL NOZZLES IN A PRINTING HEAD AND PRINTING DEVICE Final Rejection BOBST MEX SA
18698962 TASK ALLOCATION APPARATUS AND TASK ALLOCATION METHOD Non-Final OA Mitsubishi Electric Corporation
18030118 LUMINAIRE SYSTEM AND METHOD FOR DETERMINING WATER INGRESS INTO A LUMINAIRE Non-Final OA SIGNIFY HOLDING B.V.
18702333 CONTROL SYSTEM, CONTROL METHOD, AND CONTROL PROGRAM Non-Final OA NTT, Inc.
18579923 PRODUCTION MACHINE DIAGNOSING SYSTEM AND METHOD, BOX MAKING MACHINE, AND REMOTE MONITORING SYSTEM Non-Final OA MITSUBISHI HEAVY INDUSTRIES MACHINERY SYSTEMS, LTD.
18749317 Computer Implemented Method for Controlling a Winding Machine and for Training a Machine Learning Algorithm, Computer Program and Winding Machine Non-Final OA Siemens Aktiengesellschaft
18677018 Methods And Apparatus For Determining A Criticality Of An Electrical Power Distribution Grid Non-Final OA Siemens Aktiengesellschaft
18205925 SAMPLE TESTING METHOD AND SAMPLE ANALYZER Non-Final OA Shenzhen Mindray Bio-Medical Electronics Co., Ltd.
18381310 SECONDARY BATTERY ACCELERATED IDLE LIFE EVALUATION DEVICE AND METHOD THEREOF Non-Final OA SAMSUNG SDI CO., LTD.
18719451 PRESS FORMING ANALYSIS METHOD, PRESS FORMING ANALYSIS APPARATUS, AND PRESS FORMING ANALYSIS PROGRAM Non-Final OA JFE STEEL CORPORATION
18199208 REDUCING THE EFFECTS OF NOISE ON DISCERNMENT OF QUANTUM STATES BY PHASE SHIFTING Final Rejection International Business Machines Corporation
18584356 FUEL CELL SYSTEM HYDROGEN TANK LEAK DETECTION Non-Final OA FORD GLOBAL TECHNOLOGIES, LLC
18618195 UWB ANCHOR, CALIBRATION SYSTEM AND METHOD, AND STORAGE MEDIUM Non-Final OA BYD COMPANY LIMITED

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Frequently Asked Questions

What is examiner Lam S Nguyen's allowance rate?

78.9% of resolved applications examined by Lam S Nguyen were allowed (1,429 resolved cases), compared with 72.7% across Art Unit 2853 over the last five years.

Does an interview help with examiner Lam S Nguyen?

This examiner's interview lift is +0.3 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Lam S Nguyen take to allow a patent?

Applications allowed by Lam S Nguyen took 983 days on average from filing to allowance.

Which art unit does examiner Lam S Nguyen work in?

Lam S Nguyen examines applications in Art Unit 2853 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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