Prosecution Insights
Last updated: October 02, 2026

Examiner: PEACH, POLINA G

Tech Center 4100 • Art Units: 2126 2165 4100

This examiner grants 50% of resolved cases

Analysis

Polina G. Peach serves in Tech Center 4100 and Art Unit 2126. She has overseen 474 resolved cases, maintaining an allowance rate of 50.4%. This rate suggests that 50.4% of the applications she handles result in a patent grant. The median days to allowance for these successful applications is 1388, which indicates a longer prosecution timeline.

A significant feature of her prosecution profile is the interview lift of 23.3%. This figure indicates that interviews are associated with a higher chance of securing an allowance. Practitioners should view an interview as a useful tool for advancing prosecution in Art Unit 2126. The 474 resolved cases offer a robust data set for strategic decision-making. The combination of a 50.4% allowance rate and a 23.3% interview lift points to a prosecution environment where active dialogue with the examiner is beneficial. Applicants can expect a median timeline of 1388 days for their applications to reach a final grant.

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

Performance Statistics

50.4%
Allow Rate
-9.6% vs TC avg
510
Total Applications
+23.3%
Interview Lift
1388
Avg Prosecution Days
Based on 474 resolved cases, 2023–2026

Rejection Statute Breakdown

19.9%
§101 Eligibility
12.7%
§102 Novelty
49.1%
§103 Obviousness
13.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18476149 AUTOMATICALLY LOCATING AND TRACKING A TRANSIENT OBJECT IN A HYDROCARBON WELL CONDUIT Non-Final OA Halliburton Energy Services, Inc.
17869105 INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING METHOD, AND NON-TRANSITORY COMPUTER READABLE MEDIUM FOR DISPLAYING ENLARGED FILE IMAGE AND CORRESPONDING IMAGE Non-Final OA FUJIFILM Business Innovation Corp.
14843323 METHOD AND APPARATUS FOR CONTROLLING A PROCESS PLANT WITH WEARABLE MOBILE CONTROL DEVICES Final Rejection FISHER-ROSEMOUNT SYSTEMS, INC.
19170732 CLUSTER OF MOBILE DEVICES PERFORMING PARALLEL COMPUTATION OF NETWORK CONNECTIVITY Non-Final OA www.TrustScience.com Inc.
18237585 SYSTEMS AND METHODS FOR PROCESSING EMOJIS IN A SEARCH AND RECOMMENDATION ENVIRONMENT Final Rejection Adeia Guides Inc.
18205076 AUGMENTING SOURCE CODE REPRESENTATION MODELS WITH ABSTRACT SYNTAX TREES USING TREE TRAVERSAL ALGORITHMS Non-Final OA Oracle International Corporation
18654144 INFECTIOUS DISEASE PROLIFERATION PREVENTION SYSTEM AND METHOD Non-Final OA KT Corporation
18645255 GENERALIZABLE ENTITY RESOLUTION BASED ON ONTOLOGY STRUCTURES Non-Final OA Palantir Technologies Inc.
19342817 METHODS AND SYSTEMS FOR TRANSPORT OF AN ALIMENTARY COMPONENT BASED ON DIETARY REQUIRED ELIMINATIONS Non-Final OA KPN INNOVATIONS LLC
17517745 METHODS AND SYSTEMS FOR SELF-FULFILLMENT OF AN ALIMENTARY INSTRUCTION SET BASED ON VIBRANT CONSTITUTIONAL GUIDANCE Final Rejection KPN INNOVATIONS, LLC.
19338561 MULTI-AGENT PROCESSING FRAMEWORK FOR AUTOMATED QUERY RESOLUTION Non-Final OA ADP, Inc.
18889497 METHOD FOR INFORMATION PROCESSING BASED ON LARGE LANGUAGE MODEL Final Rejection BEIJING BAIDU NETCOM SCIENCE TECHNOLOGY CO., LTD.
18965478 ORGANIZING HETEROGENEOUS TYPES OF PROMPTS IN A METADATA MODEL FOR EASIER INPUT Non-Final OA SAP SE
18388010 USING A CURRICULUM FOR REINFORCEMENT LEARNING TO TRAIN AN LLM-BASED NETWORK TROUBLESHOOTING AGENT Final Rejection Cisco Technology, Inc.
18575259 DATA CLASSIFICATION METHOD FEASIBLE ON NISQ COMPUTER AND APPARATUS THEREOF Final Rejection KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
18539886 Virtual File System Supporting Multi-Tiered Storage Non-Final OA Weka.IO Ltd.
18263576 METHOD AND APPARATUS FOR DEEP NEURAL NETWORKS HAVING ABILITY FOR ADVERSARIAL DETECTION Non-Final OA TSINGHUA UNIVERSITY

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