Prosecution Insights
Last updated: October 01, 2026

Examiner: SITIRICHE, LUIS A

Tech Center 4100 • Art Units: 2100 2122 2126 2129 4100

This examiner grants 78% of resolved cases

Analysis

Luis A Sitiriche serves in Art Unit 2100 under Tech Center 4100. Across 478 resolved cases, the examiner maintains an allowance rate of 77.8%. This high rate suggests a strong probability of securing a patent grant. The interview lift of 21.3% indicates that verbal communication is a valuable strategy for overcoming rejections. The median days to allowance is 1321.

With a 77.8% allowance rate, practitioners can expect a generally positive outcome in Art Unit 2100. The 21.3% interview lift is a useful tool for resolving outstanding issues. Across 478 resolved cases, the examiner has established a consistent approach in Tech Center 4100. The 1321-day median pendency is a key factor for applicants to consider. Strategy should leverage both the 77.8% grant probability and the 21.3% lift to ensure a successful prosecution within the 1321-day timeline.

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

Performance Statistics

77.8%
Allow Rate
+17.8% vs TC avg
497
Total Applications
+21.3%
Interview Lift
1321
Avg Prosecution Days
Based on 478 resolved cases, 2023–2026

Rejection Statute Breakdown

23.2%
§101 Eligibility
13.4%
§102 Novelty
41.2%
§103 Obviousness
12.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18233674 SUPERVISED MACHINE LEARNING FOR AUTOMATED ASSISTANTS Non-Final OA Teachers Insurance and Annuity Association of America
17842662 SYSTEM AND METHOD FOR SCALABLE, INTERACTIVE, COLLABORATIVE TOPIC IDENTIFICATION AND TRACKING Non-Final OA Capital One Services, LLC
17837358 AUTOMATIC RULE INDUCTION FOR SEMI-SUPERVISED TEXT CLASSIFICATION Final Rejection MICROSOFT TECHNOLOGY LICENSING, LLC
18494120 MULTI-LEG NEURAL NETWORK HAVING TRANSFER LEARNING Non-Final OA International Business Machines Corporation
18048610 INTELLIGENT DEVICE DATA FILTER FOR MACHINE LEARNING Final Rejection INTERNATIONAL BUSINESS MACHINES CORPORATION
17450709 FEDERATED LEARNING MODEL LINEAGE Final Rejection International Business Machines Corporation
17122598 TECHNIQUES FOR OPTIMIZING NEURAL NETWORKS Non-Final OA NVIDIA Corporation
18435668 CLIENT SELECTION FOR ASYNCHRONOUS FEDERATED LEARNING Non-Final OA Cisco Technology, Inc.
17868267 SYSTEM AND METHOD FOR TEST-TIME ADAPTATION VIA CONJUGATE PSEUDOLABELS Final Rejection Carnegie Mellon University
18391182 AUTOMATED POSITIVE TRAIN CONTROL EVENT DATA EXTRACTION AND ANALYSIS ENGINE FOR PERFORMING ROOT CAUSE ANALYSIS OF UNSTRUCTURED DATA Non-Final OA BNSF Railway Company
17383860 SUPERLOSS: A GENERIC LOSS FOR ROBUST CURRICULUM LEARNING Non-Final OA NAVER CORPORATION
18528477 SYSTEM AND METHOD FOR SELF-HEALING IN DECENTRALIZED MODEL BUILDING FOR MACHINE LEARNING USING BLOCKCHAIN Non-Final OA HEWLETT PACKARD ENTERPRISE DEVELOPMENT LP

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