Prosecution Insights
Last updated: October 01, 2026

Examiner: MAHARAJ, DEVIKA S

Tech Center 4100 • Art Units: 2123 4100

This examiner grants 57% of resolved cases

Analysis

Devika S Maharaj is an examiner in Art Unit 2123 within Tech Center 4100. The examiner has 88 resolved cases with an allowance rate of 56.8 percent. The median days to allowance is 1658, which is the duration for the patent prosecution process from filing to grant. This timeline is a factor for applicants to consider when budgeting time and resources for their applications.

The interview lift is 7.7 percent, showing the increase in the likelihood of allowance when an interview is conducted. With 88 resolved cases, these metrics provide a baseline for expectations in Art Unit 2123. The 1658 median days to allowance indicates the long-term nature of the prosecution cycle for this examiner. Practitioners should evaluate the 7.7 percent lift when deciding on their communication strategy.

Practitioners should note the 56.8 percent allowance rate and the 7.7 percent interview lift when developing their strategy. The 1658 median days to allowance indicates the timing in Tech Center 4100. These figures from 88 resolved cases help define the prosecution landscape for this examiner and assist in managing client expectations regarding the path to patent issuance.

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

Performance Statistics

56.8%
Allow Rate
-3.2% vs TC avg
111
Total Applications
+7.7%
Interview Lift
1658
Avg Prosecution Days
Based on 88 resolved cases, 2023–2026

Rejection Statute Breakdown

29.1%
§101 Eligibility
9.9%
§102 Novelty
47.6%
§103 Obviousness
10.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18430818 Machine Learning Modeling Framework for Processing Pipeline Driven Implementations Non-Final OA The Toronto-Dominion Bank
18409017 RETRAINING SYSTEM, INSPECTION SYSTEM, EXTRACTION DEVICE, RETRAINING METHOD, AND STORAGE MEDIUM Non-Final OA KABUSHIKI KAISHA TOSHIBA
18411616 NEURAL NETWORK SEARCH METHOD AND RELATED DEVICE Non-Final OA HUAWEI TECHNOLOGIES CO., LTD.
17948392 Data Processing Method and Apparatus Final Rejection Huawei Technologies Co., Ltd.
18324115 EXPLORATORY OFFLINE GENERATIVE ONLINE MACHINE LEARNING Final Rejection Fujitsu Limited
17936254 DEVICE AND METHOD FOR GENERATING NETWORK USING COMPLEX NETWORK PROPERTIES Final Rejection ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
18433565 Constructing Structured Knowledge Bases Using Unstructured Documents Non-Final OA International Business Machines Corporation
17992334 MACHINE LEARNING MODEL TRAINING WITH PRIVACY AND EXPLAINABILITY Final Rejection SAP SE
18228153 COMPUTER IMPLEMENTED METHOD FOR TRANSFORMING A PRE TRAINED NEURAL NETWORK AND A DEVICE THEREFOR Final Rejection Katholieke Universiteit Leuven
18475654 METHOD AND DEVICE WITH REINFORCEMENT LEARNING TRANSFERAL Final Rejection Seoul National University R&DB Foundation
18327279 NEURON CIRCUIT AND METHOD WITH FIRING PATTERN Final Rejection Seoul National University R&DB Foundation
17972051 NEURON CIRCUIT, OPERATING METHOD THEREOF, AND NEUROMORPHIC DEVICE INCLUDING NEURON CIRCUIT Final Rejection SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION

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