Prosecution Insights
Last updated: October 02, 2026

Examiner: STEWART, CRYSTOL

Tech Center 3600 • Art Units: 3624

This examiner grants 34% of resolved cases

Analysis

Crystol Stewart serves as a patent examiner in Tech Center 3600 and Art Unit 3624. She has a record of 319 resolved cases. The examiner maintains an allowance rate of 33.9 percent, which indicates that a minority of applications reaching a final resolution result in a grant. This percentage provides a baseline for practitioners to evaluate the probability of a grant in this unit.

The data highlights a significant interview lift of 29.2 percent. This metric suggests that conducting an interview with the examiner is a highly effective strategy for moving a case toward allowance. Practitioners can use this 29.2 percent lift to justify the time and expense of direct communication, as it represents a measurable improvement in the likelihood of a positive outcome. This is a key tactical consideration for Art Unit 3624.

The median time to allowance is 1233 days. This duration represents the typical timeframe for successful applications to move from filing to issuance. With 319 resolved cases as the basis for these metrics, the profile provides a clear indication of the timeline and success rates expected. These figures help practitioners manage client expectations regarding the duration of the process in Tech Center 3600.

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

Performance Statistics

33.9%
Allow Rate
-18.1% vs TC avg
364
Total Applications
+29.2%
Interview Lift
1233
Avg Prosecution Days
Based on 319 resolved cases, 2023–2026

Rejection Statute Breakdown

41.4%
§101 Eligibility
7.8%
§102 Novelty
38.4%
§103 Obviousness
9.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19265284 CONTROL DEVICE AND CONTROL METHOD Non-Final OA TOYOTA JIDOSHA KABUSHIKI KAISHA
19151699 PLAN CREATION SYSTEM, PLAN CREATION METHOD, PROGRAM, AND TRAINING DEVICE Non-Final OA NEC Corporation
17893150 CONSUMABLE MANAGEMENT SYSTEM, NON-TRANSITORY COMPUTER READABLE MEDIUM STORING PROGRAM, AND CONSUMABLE MANAGEMENT METHOD Final Rejection FUJIFILM Business Innovation Corp.
18334885 DEVICE AND METHOD FOR ENABLING RECURRENT PREPARATION OF A VEHICLE Non-Final OA VOLVO TRUCK CORPORATION
18258364 PLANT OPERATION ASSISTANCE SYSTEM Non-Final OA Mitsubishi Electric Corporation
17962145 SYSTEMS AND METHODS FOR MONITORING CAREGIVER BURNOUT RISK Non-Final OA Hill-Rom Services, Inc.
18233252 MACHINE LEARNING PREDICTION OF PICKER ACCEPTING A NEW ORDER FOR FULFILLMENT BEFORE COMPLETING EXISTING BATCH OF ORDERS Final Rejection Maplebear Inc.
19242234 GENERATIVE AI ENABLED STORE EMPLOYEE ASSISTANCE PLATFORM Non-Final OA Target Brands, Inc.
16106817 AUTOMATED ASSESSMENT OF MEDIA CONTENT DESIRABILITY Final Rejection Disney Enterprises, Inc.
17863046 PRIVACY ECOSYSTEM ENVIRONMENTAL IMPACT MONITORING Non-Final OA ALLSTATE INSURANCE COMPANY
19016604 COMPUTER AIDED GENERATIVE TASK SCHEDULING Non-Final OA Autodesk, Inc.
18436811 AUTOMATED STAFFING ALLOCATION AND SCHEDULING Final Rejection Insight Direct USA, Inc.
18338764 ENRICH THE WFM-SHIFT TRADE EXPERIENCE FOR AGENTS AND MANAGERS BY INTRODUCING THE SHIFT TRADE INDEX Final Rejection NICE LTD.
17877944 SYSTEM AND METHOD FOR AUTHORIZING TIME-OFF FOR A SKILL TO INCREASE AGENTS DIGITAL AVAILABILITY IN A CONTACT CENTER Final Rejection NICE LTD.
17751655 RESOURCE PLANNING WITH INCOMPLETE INFORMATION Non-Final OA Jeppesen ForeFlight, Inc.
18317801 METHODS AND SYSTEMS FOR MANAGING ROBOTIC PROCESS AUTOMATION Non-Final OA BLUE PRISM LIMITED

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