Prosecution Insights
Last updated: October 02, 2026

Examiner: COOK, LISA V

Tech Center 1600 • Art Units: 1641 1642 1646 1651 1677 1678

This examiner grants 68% of resolved cases

Analysis

Lisa V. Cook has handled 652 resolved cases within Tech Center 1600. Her work in Art Unit 1641 includes an allowance rate of 67.6 percent. This statistic is a key metric for practitioners to use when assessing the probability of success and for developing a comprehensive prosecution strategy for their clients.

The median days to allowance for this examiner is 1168. This duration is a significant consideration for managing the expectations of stakeholders regarding the timeline for patent issuance. A timeframe of 1168 days provides a clear benchmark for the time and resources required to navigate the examination process.

The interview lift for this examiner is 9.9 percent. This indicates that conducting an interview with the examiner correlates with an increase in the likelihood of allowance beyond the standard 67.6 percent rate. While the lift is 9.9 percent, practitioners must decide if this improvement justifies the resources required for an interview based on the specific needs of their patent application.

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

Performance Statistics

67.6%
Allow Rate
+7.6% vs TC avg
674
Total Applications
+9.9%
Interview Lift
1168
Avg Prosecution Days
Based on 652 resolved cases, 2023–2026

Rejection Statute Breakdown

15.2%
§101 Eligibility
11.5%
§102 Novelty
27.4%
§103 Obviousness
29.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18507778 Compositions and Methods for Targeting Cancer Stem Cells Non-Final OA The General Hospital Corporation
17621407 METHODS FOR DETERMINING THE LIKELIHOOD OF LUNG CANCER Final Rejection National University of Singapore
17796203 MITIGATING CONCENTRATION EFFECTS OF ANTIBODY DIGESTION FOR COMPLETE SEQUENCE COVERAGE Non-Final OA University of Virginia Patent Foundation
17914282 REAGENT COMPRISING ANTIBODY FROM WHICH PART OF Fc REGION IS DELETED Non-Final OA Denka Company Limited

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