Prosecution Insights
Last updated: October 01, 2026

Examiner: PATTERSON, SARAH COOPER

Tech Center 1600 • Art Units: 1675

This examiner grants 55% of resolved cases

Analysis

Sarah Cooper Patterson serves in Tech Center 1600 and Art Unit 1675. The examiner has 38 resolved cases and an allowance rate of 55.3%. This 55.3% rate provides a baseline for the probability of success for applications in this unit. The median days to allowance is 1467, which indicates a longer prosecution timeline. These 38 resolved cases offer a focused look at the examiner's performance trends.

The interview lift is 59.5%, indicating that direct communication with the examiner is an effective strategy. This 59.5% lift suggests that an interview can improve the chances of reaching an allowance from the 55.3% baseline. Practitioners should prioritize requesting an interview to resolve outstanding issues. The 1467-day median pendency is a factor for applicants to manage their expectations. These metrics provide a clear roadmap for successful prosecution, emphasizing the benefit of engaging in a dialogue with the examiner in Tech Center 1600.

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

Performance Statistics

55.3%
Allow Rate
-4.7% vs TC avg
104
Total Applications
+59.5%
Interview Lift
1467
Avg Prosecution Days
Based on 38 resolved cases, 2023–2026

Rejection Statute Breakdown

3.0%
§101 Eligibility
11.2%
§102 Novelty
27.7%
§103 Obviousness
37.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17608890 IRF2 AS A PROGNOSTIC BIOMARKER AND TARGET FOR AUGMENTING IMMUNOTHERAPY Final Rejection University of Massachusetts
17639525 METHODS OF TREATING KRAS MUTANT CANCERS Non-Final OA The Regents of the University of California
17762980 COMPOSITIONS AND METHODS FOR INCREASING THE EFFICACY OF IMMUNOTHERAPIES AND VACCINES Non-Final OA The Regents of the University of Michigan
17933052 Interleukin-9 Signaling in Chimeric Antigen Receptor (CAR) Immune Cells Final Rejection THE BOARD OF TRUSTEES OF THE LELAND STANFORD JUNIOR UNIVERSITY
17622504 METHODS AND MATERIALS FOR TARGETED EXPANSION OF REGULATORY T CELLS Final Rejection The Johns Hopkins University
17764104 IMMUNOGENIC EGFR PEPTIDE COMPOSITIONS AND THEIR USE IN THE TREATMENT OF CANCER Final Rejection Board of Regents, The University of Texas System
17617165 RATIONAL THERAPEUTIC TARGETING OF ONCOGENIC IMMUNE SIGNALING STATES IN MYELOID MALIGNANCIES VIA THE UBIQUITIN CONJUGATING ENZYME UBE2N Non-Final OA CHILDREN'S HOSPITAL MEDICAL CENTER
17420556 mRNA Vaccine Final Rejection eTheRNA Immunotherapies NV
17745307 TARGETED CHIMERIC PROTEINS AND USES THEREOF Final Rejection Universiteit Gent
17442772 FMS-LIKE TYROSINE KINASE 3 LIGAND (FLT3L)-BASED CHIMERIC PROTEINS Non-Final OA Universiteit Gent
17870024 CHIMERIC ANTIGEN RECEPTOR T CELLS TARGETING CEA AND ANTI-CEA-IL2 IMMUNOCYTOKINES FOR CANCER THERAPY Non-Final OA City of Hope
17636470 ARTIFICIALLY LINKED TANDEM ACYL CARRIER PROTEINS TO ENHANCE FATTY ACID PRODUCTION Final Rejection UNIVERSITY OF PUERTO RICO

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