Prosecution Insights
Last updated: October 02, 2026

Examiner: WALTON, CHESIREE A

Tech Center 3600 • Art Units: 1758 3624

This examiner grants 31% of resolved cases

Analysis

Chesiree A. Walton is an examiner in Tech Center 3600 and Art Unit 1758, with 226 resolved cases. Her allowance rate of 31.0% is relatively low, suggesting a challenging environment for patent applicants. This 31.0% rate implies that the majority of applications in this art unit face significant hurdles before reaching a grant. The 226 resolved cases highlight the rigorous examination standards maintained in Tech Center 3600.

The interview lift of 29.0% offers a crucial strategic opportunity for practitioners. This 29.0% lift indicates that an interview can significantly improve the chances of allowance, making it a vital tool for overcoming the difficult 31.0% baseline. The median days to allowance of 1200 further underscores the difficulty of the prosecution process, indicating a lengthy timeline for those cases that do succeed. This 1200-day median is a key consideration for applicants navigating Art Unit 1758.

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

Performance Statistics

31.0%
Allow Rate
-21.0% vs TC avg
279
Total Applications
+29.0%
Interview Lift
1200
Avg Prosecution Days
Based on 226 resolved cases, 2023–2026

Rejection Statute Breakdown

38.5%
§101 Eligibility
7.8%
§102 Novelty
46.6%
§103 Obviousness
5.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18625599 MANUFACTURING SCHEDULING BASED ON REWARD REWEIGHTING Non-Final OA Samsung Display Co., Ltd.
17817145 Calendar Event Scheduling Artificial Intelligence Assistant using Natural Language Final Rejection WORKDAY, INC.
18400703 BACKUP POWER SUPPLY METHOD AND RELATED DEVICE Final Rejection Huawei Technologies Co., Ltd.
18725401 Identifying a Road Condition on the Basis of Measured Data from Inertial Sensors of a Vehicle Non-Final OA Robert Bosch GmbH
18494204 METHOD FOR OPERATING A MICROELECTROMECHANICAL INERTIAL SENSOR AND SYSTEM FOR CARRYING OUT THE METHOD Final Rejection Robert Bosch GmbH
18718674 BATTERY STATE ESTIMATING APPARATUS AND METHOD Non-Final OA LG ENERGY SOLUTION, LTD.
17411666 SYSTEM AND METHOD FOR MACHINE LEARNING ARCHITECTURE WITH A MEMORY MANAGEMENT MODULE Non-Final OA ROYAL BANK OF CANADA
18758304 SYSTEMS AND METHODS FOR USING ARTIFICIAL INTELLIGENCE FOR RULES-BASED MODELING OF ELECTRONIC TRANSACTIONS Non-Final OA Fidelity Information Services, LLC
18720026 DETERMINING NOZZLE FOR PESTICIDE AND/OR BIOSTIMULANT APPLICATION Non-Final OA Syngenta Crop Protection AG
18730027 RETURN AREA PREDICTION DEVICE Non-Final OA NTT DOCOMO, INC.
17544077 ADJUSTING MACHINE LEARNING MODELS BASED ON SIMULATED FAIRNESS IMPACT Non-Final OA International Business Machines Corporation
18729193 System having a gas seal and method for operating the system Non-Final OA Siemens Energy Global GmbH & Co. KG
17665229 SYSTEM AND METHOD FOR ELECTRONIC DATA FLOW OPTIMIZATION VIA INTELLIGENT MACHINE LEARNING Non-Final OA BANK OF AMERICA CORPORATION
19250844 METHOD AND DEVICE FOR PROVIDING PERSONALIZED WORK INFORMATION Non-Final OA Korea Advanced Institute of Science and Technology
18595160 SIMILAR ITEM FORECASTING Final Rejection Target Brands, Inc.
18379765 DETERMINING CONFIGURABLE COMPONENT PARAMETERS USING MACHINE LEARNING TECHNIQUES Non-Final OA Dell Products L.P.
18545006 SYSTEM AND METHOD FOR MONITORING SOIL PROPERTIES WITHIN A FIELD DURING AN AGRICULTURAL OPERATION Non-Final OA CNH Industrial America LLC
18519993 METHODS, SYSTEMS, COMPUTER PROGRAMS AND COMPUTER-READABLE MEDIA FOR AUTOMATICALLY DESIGNING A WORKFLOW TO PERFORM A SEMICONDUCTOR INSPECTION TASK Non-Final OA Carl Zeiss SMT GmbH
18791704 SUBSTRATE PROCESSING DEVICE AND DEFECT DETECTION METHOD FOR SUBSTRATE PROCESSING DEVICE Non-Final OA SEMES CO., LTD.
18090698 CHOICE SIMULATOR Non-Final OA Personalized Beauty Discovery, Inc.

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