Prosecution Insights
Last updated: October 01, 2026

Examiner: MCCOLLUM, ANDREA K

Tech Center 1600 • Art Units: 1646 1647 1674

This examiner grants 61% of resolved cases

Analysis

Andrea K Mccollum, in Tech Center 1600 and Art Unit 1646, has 618 resolved cases. Her allowance rate is 60.7 percent, which indicates a moderate likelihood of success for applicants. The median days to allowance is 1138, providing a standard benchmark for the expected duration of the prosecution process in this art unit.

The interview lift is 32.2 percent. This high lift suggests that interviews are a very effective strategy for increasing the likelihood of allowance beyond the 60.7 percent baseline. For practitioners, the 32.2 percent lift indicates that direct engagement with the examiner is one of the most productive ways to resolve rejections and move toward a grant. Given the 1138 days to allowance, applicants should prioritize interviews to maximize their chances of success and potentially navigate the prosecution timeline more effectively.

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

Performance Statistics

60.7%
Allow Rate
+0.7% vs TC avg
651
Total Applications
+32.2%
Interview Lift
1138
Avg Prosecution Days
Based on 618 resolved cases, 2023–2026

Rejection Statute Breakdown

7.7%
§101 Eligibility
15.0%
§102 Novelty
17.7%
§103 Obviousness
42.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17732926 BLOOD-BASED BIOMARKERS AND USE THEREOF FOR TREATING CANCER Final Rejection Dana-Farber Cancer Institute, Inc.
18021641 METHODS AND MATERIALS FOR IDENTIFYING AND TREATING MEMBRANOUS NEPHROPATHY Final Rejection Mayo Foundation for Medical Education and Research
17928850 COMPOSITIONS AND METHODS FOR MODULATING DOPAMINE RECEPTOR ACTIVITY Non-Final OA The Regents of the University of California
18481107 SYNTHEKINE COMPOSITIONS AND METHODS OF USE Final Rejection The Board of Trustees of the Leland Stanford Junior University
18558729 TREATMENT FOR SYSTEMIC LUPUS ERYTHEMATOSUS USING ANTI-BAFFR ANTIBODIES Non-Final OA NOVARTIS AG
18353133 ANTI-IL-36R ANTIBODY FORMULATIONS Non-Final OA Boehringer Ingelheim International GmbH
18530114 STING LEVELS AS A BIOMARKER FOR CANCER IMMUNOTHERAPY Non-Final OA The Brigham and Women's Hospital, Inc.
18278931 TEST FOR MILD COGNITIVE IMPAIRMENT Final Rejection OSAKA UNIVERSITY
17041006 METHODS OF TREATING MINIMAL RESIDUAL CANCER Final Rejection ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI
18275602 METHODS, ASSAYS AND COMPOSITIONS FOR MEASURING BRAIN DAMAGE OR HARM DURING SURGERY Non-Final OA National Cerebral and Cardiovascular Center

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