Prosecution Insights
Last updated: October 01, 2026

Examiner: GUTHRIE, TERESA A

Tech Center 4100 • Art Units: 3725 4100

This examiner grants 67% of resolved cases

Analysis

Teresa A. Guthrie is an examiner in Tech Center 4100 and Art Unit 3725. Across 179 resolved cases, the data shows an allowance rate of 67.0 percent. This 67.0 percent figure provides a baseline for practitioners to understand the probability of a grant. The 179 resolved cases offer a look at the examiner's historical tendencies in this administrative and mechanical engineering center.

The data reveals an interview lift of 36.2 percent. This 36.2 percent lift indicates that an interview is associated with a higher likelihood of allowance compared to the baseline of cases where no interview is conducted. Practitioners may use this metric to evaluate the impact of verbal advocacy. This comparison is a key element of the prosecution strategy for cases in Art Unit 3725.

The median days to allowance for Guthrie is 1035. This 1035-day period serves as a benchmark for the expected duration of successful prosecutions. The combination of the 67.0 percent allowance rate and the 36.2 percent interview lift, within the context of Tech Center 4100, helps in setting expectations for both timing and results.

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

Performance Statistics

67.0%
Allow Rate
+7.0% vs TC avg
199
Total Applications
+36.2%
Interview Lift
1035
Avg Prosecution Days
Based on 179 resolved cases, 2023–2026

Rejection Statute Breakdown

0.3%
§101 Eligibility
21.3%
§102 Novelty
42.2%
§103 Obviousness
35.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18951483 HYDRAULIC POWER TOOL Non-Final OA Milwaukee Electric Tool Corporation
18105434 CONDUIT BENDER Final Rejection MILWAUKEE ELECTRIC TOOL CORPORATION
18818789 Pouch-Shaped Case Forming Apparatus and Method of Manufacturing Pouch-Shaped Case Using the Same Non-Final OA LG Energy Solution, Ltd.

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