Prosecution Insights
Last updated: October 02, 2026

Examiner: CHACE, CHRISTIAN

Tech Center 3600 • Art Units: 2129 2131 2187 2189 3661 3665

This examiner grants 20% of resolved cases

Analysis

Christian Chace operates as an examiner in Tech Center 3600 and Art Unit 2129. The data shows 61 resolved cases for this examiner. The allowance rate is 19.7 percent, which represents the proportion of applications that are granted. The median days to allowance is 1279, providing a timeline for the prosecution process in this specific unit.

The interview lift is 23.0 percent. This figure indicates that conducting an interview is associated with a 23.0 percent change in the likelihood of allowance. With 61 resolved cases, this lift is a factor in the examiner's profile. The 19.7 percent allowance rate and the 1279 median days to allowance are the available figures for developing a prosecution strategy.

The Art Unit 2129 designation and the Tech Center 3600 location define the scope of this profile. The 19.7 percent allowance rate provides a statistical baseline, while the 23.0 percent interview lift highlights the impact of verbal negotiation. These resolved cases define the current data for this examiner based on the provided prosecution history.

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

Performance Statistics

19.7%
Allow Rate
-32.3% vs TC avg
118
Total Applications
+23.0%
Interview Lift
1279
Avg Prosecution Days
Based on 61 resolved cases, 2023–2026

Rejection Statute Breakdown

10.1%
§101 Eligibility
20.5%
§102 Novelty
57.4%
§103 Obviousness
11.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18331351 METHOD FOR DETERMINING OBJECTS IN AN ENVIRONMENT FOR SLAM Non-Final OA Robert Bosch GmbH
19235460 METHOD FOR APPROXIMATING A COEFFICIENT OF FRICTION Non-Final OA ZF CV Systems Global GmbH
19025615 SYSTEMS AND DEVICES FOR LAWN CARE Non-Final OA Briggs & Stratton, LLC

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