Prosecution Insights
Last updated: October 27, 2026

Stephanie Zagarella Delich, USPTO Patent Examiner

Listed by the USPTO as DELICH, STEPHANIE ZAGARELLA

Tech Center 3600 • Art Units: 2857 3623

This examiner grants 39% of resolved cases

Analysis

DELICH, STEPHANIE ZAGARELLA is a USPTO patent examiner in tech center 3600 and art unit 2857. The profile records 506 resolved cases, with an allowance rate of 38.7%. The median time to allowance is 1570 days. Interview lift is 35.6%, associating interviews with a meaningful allowance effect despite the lower allowance result.

The principal companies are Rolls-Royce plc, Beijing Zitiao Network Technology Co., Ltd., and Ingram Micro Inc. The leading firms are Bochner PLLC, BUCKLEY, MASCHOFF & TALWALKAR LLC, and Cozen O'Connor - Boulder. The extended timing supports early budgeting and deliberate coordination of interview and amendment strategy.

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

Performance Statistics

38.7%
Allow Rate
-13.3% vs TC avg
541
Total Applications
+35.6%
Interview Lift
1570
Avg Prosecution Days
Based on 506 resolved cases, 2023–2026

Rejection Statute Breakdown

36.8%
§101 Eligibility
4.7%
§102 Novelty
36.9%
§103 Obviousness
18.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18899827 DYNAMIC DATA DELIVERABLE TOOL Non-Final OA Rolls-Royce Corporation
19065437 SYSTEMS AND METHODS FOR SMART ELECTRONIC FORM MANAGEMENT WITH CONDITION TRACKING Final Rejection Oracle International Corporation
18709310 INFORMATION PROCESSING METHOD AND APPARATUS, TERMINAL, AND STORAGE MEDIUM Non-Final OA Beijing Zitiao Network Technology Co., Ltd.
18142352 SCHEDULE MANAGEMENT SYSTEM, ITS CONTROL METHOD, AND CONTROL PROGRAM Final Rejection TOYOTA JIDOSHA KABUSHIKI KAISHA
19010329 PURCHASE ACTION ANALYSIS APPARATUS, PURCHASE ACTION ANALYSIS METHOD, AND COMPUTER READABLE MEDIUM Final Rejection NEC Corporation
18785448 SYSTEM AND METHOD FOR DYNAMIC SCHEDULE DATA AUGMENTATION Non-Final OA Zebra Technologies Corporation
18918829 INFORMATION MANAGEMENT DEVICE AND INFORMATION MANAGEMENT METHOD Final Rejection Mitsubishi Electric Corporation
18935505 Resource Allocation for Power, Communication, and Transportation Infrastructure Restoration usingDistributed Fiber Optic Sensing Final Rejection NEC Laboratories America, Inc.
18565439 COMPUTING SYSTEM THAT FACILITATES TIME MANAGEMENT VIA GRAPH INTELLIGENCE Non-Final OA Microsoft Technology Licensing, LLC
18908009 DATA TRANSMISSION INITIATION SYSTEMS SIGNALING NETWORK ROUTING Final Rejection Truist Bank
17734856 SYSTEMS AND METHODS FOR PREDICTIVE RESERVOIR DEVELOPMENT Non-Final OA ConocoPhillips Company
19174545 HOST ACTION RANKING ENGINE FOR IMPROVED LISTINGS Non-Final OA Airbnb, Inc.
19033792 METHODS TO ESTIMATE FIELD-LEVEL CARBON, WATER AND NUTRIENT IMPLICATIONS FOR AGRICULTURE Final Rejection The Board of Trustees of the University of Illinois
18937636 DATA-DRIVEN PRIORITIZED CUSTOMER RETENTION Final Rejection Kyndryl, Inc.
17874114 IMMERSION ASSESSMENT SYSTEM AND ASSOCIATED METHODS Final Rejection Immersion Neuroscience, Inc.

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Frequently Asked Questions

What is examiner Stephanie Zagarella Delich's allowance rate?

38.7% of resolved applications examined by Stephanie Zagarella Delich were allowed (506 resolved cases), compared with 72.0% across Art Unit 2857 over the last five years.

Does an interview help with examiner Stephanie Zagarella Delich?

This examiner's interview lift is +35.6 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Stephanie Zagarella Delich take to allow a patent?

Applications allowed by Stephanie Zagarella Delich took 1,570 days on average from filing to allowance.

Which art unit does examiner Stephanie Zagarella Delich work in?

Stephanie Zagarella Delich examines applications in Art Unit 2857 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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