Prosecution Insights
Last updated: October 26, 2026

Andrew H Lam, USPTO Patent Examiner

Listed by the USPTO as LAM, ANDREW H

Tech Center 2600 • Art Units: 2671 2675 2682

This examiner grants 84% of resolved cases

Analysis

LAM, ANDREW H is assigned to tech center 2600 and art unit 2671. The profile includes 563 resolved cases, an 84.5% allowance rate, and a median of 685 days to allowance.

Interviews show a 7.0% lift in the recorded allowance outcome. The recurring companies are Canon Inc., Seiko Epson Corporation, and Kyocera Document Solutions Inc. The leading firms are Venable LLP, CHIP LAW GROUP, and MILLEN, WHITE, ZELANO & BRANIGAN, P.C. The profile supports using interview practice as one element of prosecution planning.

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

Performance Statistics

84.5%
Allow Rate
+22.5% vs TC avg
576
Total Applications
+7.0%
Interview Lift
685
Avg Prosecution Days
Based on 563 resolved cases, 2023–2026

Rejection Statute Breakdown

9.5%
§101 Eligibility
18.6%
§102 Novelty
60.4%
§103 Obviousness
10.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18983770 IMAGE FORMING APPARATUS, PRINT CONTROL METHOD, AND COMPUTER READABLE MEDIUM Non-Final OA CANON KABUSHIKI KAISHA
18978066 INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND STORAGE MEDIUM Non-Final OA CANON KABUSHIKI KAISHA
18930952 INFORMATION PROCESSING APPARATUS WITH WHICH DETERIORATION OF COLORIMETRIC ACCURACY IS SUPPRESSED, IMAGE FORMING SYSTEM INCLUDING THE INFORMATION PROCESSING APPARATUS, AND COMPUTER READABLE STORAGE MEDIUM Non-Final OA CANON KABUSHIKI KAISHA
18913920 CONTROL APPARATUS, METHOD OF CONTROLLING CONTROL APPARATUS, AND STORAGE MEDIUM Non-Final OA CANON KABUSHIKI KAISHA
18947006 SERVICE PROVISION SYSTEM, INFORMATION PROCESSING DEVICE, AND PROGRAM Non-Final OA SEIKO EPSON CORPORATION
18748625 THREE DIMENSIONAL ORGAN RECONSTRUCTION FROM TWO DIMENSIONAL SPARSE IMAGING DATA Non-Final OA Siemens Medical Solutions USA, Inc.
19036212 IMAGE PROCESSING DEVICE, OUTPUT SYSTEM, TERMINAL DEVICE, AND OUTPUT METHOD Non-Final OA SHARP KABUSHIKI KAISHA

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Frequently Asked Questions

What is examiner Andrew H Lam's allowance rate?

84.5% of resolved applications examined by Andrew H Lam were allowed (563 resolved cases), compared with 78.5% across Art Unit 2671 over the last five years.

Does an interview help with examiner Andrew H Lam?

This examiner's interview lift is +7.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Andrew H Lam take to allow a patent?

Applications allowed by Andrew H Lam took 685 days on average from filing to allowance.

Which art unit does examiner Andrew H Lam work in?

Andrew H Lam examines applications in Art Unit 2671 in Tech Center 2600 (Communications).

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