Prosecution Insights
Last updated: October 02, 2026

Examiner: CHAMBERS, JOHN MICHAEL

Tech Center 3700 • Art Units: 3761

This examiner grants 0% of resolved cases

Analysis

John Michael Chambers is an examiner in Tech Center 3700 and Art Unit 3761. The data includes 1 resolved case. The allowance rate is 0.0 percent, which indicates the frequency of granted patents. The median days to allowance is 1271, serving as a benchmark for the duration of the grant process. This 1271 day figure is a key timing metric for applicants.

The interview lift is 0.0 percent. This figure suggests that an interview is associated with a 0.0 percent change in the probability of allowance. With 1 resolved case, this lift provides a look at the impact of verbal communication. The 0.0 percent allowance rate and the 1271 median days to allowance are the primary figures for developing a prosecution strategy.

The Art Unit 3761 designation and the Tech Center 3700 location form the basis for the current statistical profile. The 0.0 percent allowance rate provides a baseline for success, while the 0.0 percent interview lift highlights the impact of direct negotiation. This 1 resolved case defines the current data for this examiner.

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

Performance Statistics

0.0%
Allow Rate
-70.0% vs TC avg
11
Total Applications
+0.0%
Interview Lift
1271
Avg Prosecution Days
Based on 1 resolved cases, 2023–2026

Rejection Statute Breakdown

3.2%
§101 Eligibility
25.5%
§102 Novelty
51.1%
§103 Obviousness
13.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18231828 COOKING APPLIANCE Non-Final OA LG ELECTRONICS INC.
18219937 WELDING TECHNIQUE MONITORING SYSTEMS USING ACOUSTIC TRACKING Non-Final OA Illinois Tool Works Inc.
18368135 METHOD FOR DETERMINING AN OUTPUT TEMPERATURE OF A FLUID Non-Final OA MAHLE INTERNATIONAL GMBH
18288750 HEATER CONTROL UNIT FOR EXHAUST AFTER TREATMENT SYSTEM Non-Final OA Cummins Inc.
18683296 DRY HEATER DETECTION FOR AEROSOL-GENERATING SYSTEM Non-Final OA Philip Morris Products S.A.
18435341 INSULATOR FOR INDUCTION APPLIANCE Non-Final OA WHIRLPOOL CORPORATION
18326017 LASER CUTTING METHOD FOR CUTTING OUT A WORKPIECE PART Non-Final OA TRUMPF Werkzeugmaschinen SE + Co. KG
18163634 COOKING ACCESSORY PLUG INCLUDING ONE OR MORE UNIQUE RESISTIVE VALUES Non-Final OA Haier US Appliance Solutions, Inc.
18479302 OPTICAL HEATING APPARATUS Non-Final OA Ushio Denki Kabushiki Kaisha

Facing This Examiner?

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

Build Your Strategy

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