Prosecution Insights
Last updated: October 01, 2026

Examiner: CHIUSANO, ANDREW TSUTOMU

Tech Center 2800 • Art Units: 2100 2119 2123 2144 2174 2176 2844

This examiner grants 56% of resolved cases

Analysis

Andrew Tsutomu Chiusano is an examiner in Tech Center 2800 and Art Unit 2100, with 407 resolved cases. The allowance rate is 56.0%, providing a baseline for applicants. The interview lift is 27.6%, which is a significant positive factor, suggesting that interviews are effective at increasing the 56.0% probability of allowance. This indicates that direct communication is a productive strategy for applicants in this queue.

The median days to allowance is 1243, reflecting the typical prosecution timeline for the 407 resolved cases. This 1243-day metric is an important factor for practitioners to manage in Art Unit 2100. The 27.6% interview lift is a key tool for overcoming rejections and potentially moving toward an allowance. Despite the 1243-day median, the 56.0% allowance rate remains a solid starting point. Attorneys can use these metrics from Tech Center 2800 to develop a targeted prosecution strategy.

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

Performance Statistics

56.0%
Allow Rate
-12.0% vs TC avg
431
Total Applications
+27.6%
Interview Lift
1243
Avg Prosecution Days
Based on 407 resolved cases, 2023–2026

Rejection Statute Breakdown

13.0%
§101 Eligibility
9.8%
§102 Novelty
58.9%
§103 Obviousness
13.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18236613 Informed Machine Learning For Cement Bond Evaluation Final Rejection Halliburton Energy Services, Inc.
18343353 Online Learning with Component Factorized Models Final Rejection Google LLC
18018373 INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND COMPUTER READABLE MEDIUM Final Rejection NEC Corporation
18462872 ACCELERATING COMPLEX WORKLOADS USING SPARSE FAST CHEBYSHEV INTERPOLATION Final Rejection QUALCOMM Incorporated
18462914 LEARNABLE DEGREES OF EQUIVARIANCE FOR MACHINE LEARNING MODELS Non-Final OA Qualcomm Technologies, Inc.
18399651 Method for Reducing a Neural Network Non-Final OA MEDIATEK INC.
18399161 LIKELIHOOD-BASED DYNAMIC GRAPH PREDICTION Non-Final OA Microsoft Technology Licensing, LLC
17538398 APPARATUS AND METHOD FOR REFINING DATA AND IMPROVING PERFORMANCE OF BEHAVIOR RECOGNITION MODEL BY REFLECTING TIME-SERIES CHARACTERISTICS OF BEHAVIOR Final Rejection Electronics and Telecommunications Research Institute
18522866 ARTIFICIAL INTELLIGENCE-DRIVEN DATA CLASSIFICATION Non-Final OA SAP SE
18443070 NEURAL NETWORK MODIFICATION Non-Final OA NVIDIA Corporation
18521286 RECURRENT NEURAL NETWORK TRAINING WITH HISTORY Non-Final OA Arm Limited
18104946 CLASSIFYING INCORPORATION METRICS Final Rejection Adobe Inc.
18282709 SHARED DATA INDUCED QUALITY CONTROL SYSTEM FOR MATERIALS Final Rejection Versum Materials US, LLC

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