Prosecution Insights
Last updated: October 27, 2026

D'Arcy Winston Straub, USPTO Patent Examiner

Listed by the USPTO as STRAUB, D'ARCY WINSTON

Tech Center 4100 • Art Units: 2491 2842 4100

This examiner grants 77% of resolved cases

Analysis

STRAUB, D'ARCY WINSTON works in tech center 4100 and art unit 2491. The record includes 236 resolved cases, an allowance rate of 77.1%, and a median of 1082 days to allowance. The allowance figure reflects generally favorable outcomes in the available record, while the median indicates that allowance commonly follows a prosecution period extending beyond a short filing cycle.

The interview lift is 20.1%, giving interviews a measurable role in prosecution planning. Telefonaktiebolaget LM Ericsson, Capital One Services LLC, and ABB Schweiz AG are the listed companies. STERNE, KESSLER, GOLDSTEIN & FOX P.L.L.C., CARR & FERRELL LLP, and CKC & Partners Co., LLC are the listed firms and provide examples of recurring counsel experience.

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

Performance Statistics

77.1%
Allow Rate
+17.1% vs TC avg
261
Total Applications
+20.1%
Interview Lift
1082
Avg Prosecution Days
Based on 236 resolved cases, 2023–2026

Rejection Statute Breakdown

6.6%
§101 Eligibility
6.9%
§102 Novelty
60.1%
§103 Obviousness
23.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19117633 SECURE MANAGEMENT OF PERSONAL IOT NETWORKS (PINS) Non-Final OA Telefonaktiebolaget LM Ericsson (publ)
18208616 SYSTEM AND METHOD FOR PROTECTING FORM FIELD SENSITIVE DATA WITH DYNAMIC USER FEEDBACK Final Rejection Capital One Services, LLC
18529923 METHOD AND SYSTEM FOR ENHANCING DATA PRIVACY OF AN INDUSTRIAL SYSTEM OR ELECTRIC POWER SYSTEM Non-Final OA ABB Schweiz AG
18027988 INFORMATION DISPLAY APPARATUS, INFORMATION DISPLAY METHOD, AND RECORDING MEDIUM Final Rejection NEC Corporation
18876693 WEARABLE TERMINAL, LINKED DISPLAY SYSTEM, AND LINKED DISPLAY METHOD Final Rejection Maxell, Ltd.
19017349 SELECTIVE ROAMING IN WIRELESS TELECOMMUNICATIONS NETWORKS Non-Final OA T-Mobile USA, Inc.
19005089 HARDWARE SECURITY MODULE AND CONTROLLER Non-Final OA GIGADEVICE SEMICONDUCTOR INC.
18741826 WAREHOUSE ACCESS CONTROL SYSTEM AND METHOD OF OPERATING THE SAME Non-Final OA NANYA TECHNOLOGY CORPORATION

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Frequently Asked Questions

What is examiner D'Arcy Winston Straub's allowance rate?

77.1% of resolved applications examined by D'Arcy Winston Straub were allowed (236 resolved cases), compared with 68.0% across Art Unit 2491 over the last five years.

Does an interview help with examiner D'Arcy Winston Straub?

This examiner's interview lift is +20.1 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner D'Arcy Winston Straub take to allow a patent?

Applications allowed by D'Arcy Winston Straub took 1,082 days on average from filing to allowance.

Which art unit does examiner D'Arcy Winston Straub work in?

D'Arcy Winston Straub examines applications in Art Unit 2491 in Tech Center 4100.

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