Prosecution Insights
Last updated: October 27, 2026

Christopher Lam, USPTO Patent Examiner

Listed by the USPTO as LAM, CHRISTOPHER

Tech Center 2400 • Art Units: 2435

This examiner grants 100% of resolved cases

Analysis

LAM, CHRISTOPHER works in tech center 2400 and art unit 2435. The record contains 2 resolved cases, a 100.0% allowance rate, and a median of 796 days to allowance.

The interview lift is 0.0%, indicating no recorded change in the small available set. The listed companies are Mitsubishi Electric Corporation and Cristie Software Ltd. BIRCH STEWART KOLASCH & BIRCH, LLP is the listed firm.

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

Performance Statistics

100.0%
Allow Rate
+42.0% vs TC avg
7
Total Applications
+0.0%
Interview Lift
796
Avg Prosecution Days
Based on 2 resolved cases, 2023–2026

Rejection Statute Breakdown

16.7%
§101 Eligibility
8.3%
§102 Novelty
50.0%
§103 Obviousness
25.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19179813 PLACEMENT LOCATION SELECTION DEVICE, PLACEMENT LOCATION SELECTION METHOD, AND NON-TRANSITORY COMPUTER READABLE MEDIUM Non-Final OA Mitsubishi Electric Corporation

Facing This Examiner?

IP Author analyzes examiner patterns and generates tailored response strategies with the highest chance of allowance.

Build Your Strategy

Who Appears Before This Examiner

Top companies before this examiner

Law firms appearing most often

Frequently Asked Questions

What is examiner Christopher Lam's allowance rate?

100.0% of resolved applications examined by Christopher Lam were allowed (2 resolved cases), compared with 81.9% across Art Unit 2435 over the last five years.

Does an interview help with examiner Christopher Lam?

This examiner's interview lift is +0.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Christopher Lam take to allow a patent?

Applications allowed by Christopher Lam took 796 days on average from filing to allowance.

Which art unit does examiner Christopher Lam work in?

Christopher Lam examines applications in Art Unit 2435 in Tech Center 2400 (Networking & Security).

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month