Prosecution Insights
Last updated: April 19, 2026

Husch Blackwell LLP (Zurn Elkay)

8 pending office actions • 3 clients

Portfolio Summary

8
Total Pending OAs
2
Final Rejections
6
Non-Final OAs

Client Portfolio (3 clients)

Client (Assignee)Pending OAs
Zurn Water, LLC 5
Zurn Industries, LLC 2
Elkay Manufacturing Company 1

Pending Office Actions

App #TitleClientExaminerArt UnitStatusFiled
18949727 CHECK VALVE FOR BACKFLOW PREVENTER Zurn Water, LLC WILLIAMS, PATRICK C 3753 Non-Final OA Nov 15, 2024
18940554 CHECK VALVE HAVING PIVOTING LINK Zurn Water, LLC MCCALISTER, WILLIAM M 3753 Non-Final OA Nov 07, 2024
18927507 WATER MANAGEMENT SYSTEM FOR DETERMINING PREVENTATIVE MAINTENANCE NEEDS Zurn Water, LLC POINT, RUFUS C 2689 Non-Final OA Oct 25, 2024
18927433 WATER MANAGEMENT SYSTEM FOR DETERMINING FIXTURE REPAIR NEEDS Zurn Water, LLC POINT, RUFUS C 2689 Non-Final OA Oct 25, 2024
18927555 WATER MANAGEMENT SYSTEM FOR ANOMALY DETECTION Zurn Water, LLC POINT, RUFUS C 2689 Non-Final OA Oct 25, 2024
18301955 UNIVERSAL GATEWAY SOLUTION WITH BI-DIRECTIONAL DATA TRANSFER, MANAGEMENT, AND CONTROL FROM MULTIPROTOCOL SENSORS AND END-DEVICES FOR VARIOUS IOT NETWORKS Zurn Industries, LLC ZHANG, ZHENSHENG 2474 Final Rejection Apr 17, 2023
17721986 VERSATILE WATER DELIVERY SYSTEM Elkay Manufacturing Company PATTERSON, MICHAEL CHRISTOPHER 3754 Final Rejection Apr 15, 2022
17566985 ROOF DRAIN Zurn Industries, LLC POPOVICS, ROBERT J 1776 Non-Final OA Dec 31, 2021

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