IP Library Granted Patent US 11,268,271
Granted Patent B2
US 11,268,271 · App. 17/239,358 · Granted Mar 8, 2022

Adjustable floor drain

Inventors: Christopher J. Say (Erie, PA); Adam F. Wagner (Lakewood, NY); Seth A. Brooks (Syracuse, NY); Jason E. Morris (Erie, PA)
Assignee: ZURN INDUSTRIES, LLC
E03F5/0407E03F5/041E03F5/0411E03F2005/0412E03F2005/0413E03F2005/0414E04F17/00
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Quick Facts
Patent No.
US 11,268,271
App. No.
17/239,358
Granted
Mar 8, 2022
Kind
B2
Abstract

A drain assembly including a shroud, a shank having a cylindrical radially inward facing surface defining an axis, a grate defining a plurality of openings, a frame positioned axially between the shank and the grate, and where the frame is configured to support the grate. The drain assembly also includes a cover removably coupleable to the drain assembly and configured to prevent material from coming into contact with the grate, where the cover includes an axial height defining an axial envelope, and where the grate is positioned within the axial envelope.

Claims (14)

1. A drain assembly comprising:

a shroud;

a shank having a cylindrical radially inwardly facing surface defining an axis;

a cover having a cover plate, where the cover plate includes a top surface and a bottom surface, wherein the cover includes at least one annular rib extending from the bottom surface and at least one radially extending rib extending from the bottom surface;

a grate defining a plurality of openings positioned axially between the cover plate and the shank, wherein the grate includes an upper surface and a bottom surface opposite the upper surface; and

a frame positioned axially between the shank and the grate and including a recessed surface configured to receive at least a portion of the grate therein, and

wherein the at least one annular rib and the at least one radially extending rib is configured to contact the upper surface of the grate.

2. The drain assembly of claim 1 , wherein the cover is formed from a polymeric material.

3. The drain assembly of claim 1 , wherein the cover obstructs at least one opening of the grate.

4. The drain assembly of claim 1 , wherein the cover is configured to prevent material from coming into contact with the frame and the grate during installation.

5. The drain assembly of claim 1 , wherein the cover and the grate are positioned so that a plane oriented normal to the axis simultaneously passes through both the cover and the grate.

6. The drain assembly of claim 1 , wherein the cover, the grate, and the frame are positioned so that a plane oriented normal to the axis simultaneously passes through the cover, the grate, and the frame.

7. The drain assembly of claim 1 , wherein the cover includes an axial cover height defining a cover height envelope, and wherein the grate is completely positioned within the cover height envelope.

8. The drain assembly of claim 7 , wherein the frame is completely positioned within the cover height envelope.

Assignments (8)
NOTICE OF SUCCESSION OF AGENCY OF REEL/FRAME 057893/0121 Recorded Feb 20, 2026
From: UBS AG, STAMFORD BRANCH, AS PRIOR AGENT (F/K/A CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH)
To: JPMORGAN CHASE BANK, N.A., AS SUCCESSOR AGENT
Reel/Frame 074945/0935 →
NOTICE OF SUCCESSION OF AGENCY OF REEL/FRAME 066293/0879 Recorded Feb 20, 2026
From: UBS AG, STAMFORD BRANCH, AS PRIOR AGENT (F/K/A CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH)
To: JPMORGAN CHASE BANK, N.A., AS SUCCESSOR AGENT
Reel/Frame 074947/0479 →
CONVERSION Recorded Jan 16, 2024
From: ZURN INDUSTRIES, LLC
To: ZURN INDUSTRIES, LLC
Reel/Frame 066336/0603 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 16, 2024
From: ZURN INDUSTRIES, LLC
To: ZURN WATER, LLC
Reel/Frame 066337/0918 →
RELEASE OF INTELLECTUAL PROPERTY SECURITY INTEREST IN PATENTS AT REEL 057893, FRAME 0121 Recorded Dec 19, 2023
From: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS ADMINISTRATIVE AGENT AND COLLATERAL AGENT
To: ZURN INDUSTRIES, LLC (F/K/A ZURN INDUSTRIES, INC.)
Reel/Frame 066067/0937 →
PATENT SECURITY AGREEMENT Recorded Dec 18, 2023
From: ZURN WATER, LLC
To: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS ADMINISTRATIVE AGENT AND COLLATERAL AGENT
Reel/Frame 066293/0879 →
SECURITY INTEREST Recorded Oct 8, 2021
From: AMERICAN DRYER LLC; GREEN TURTLE AMERICAS LTD.; WORLD DRYER CORPORATION; ZURN PEX, INC.; ZURN INDUSTRIES, LLC
To: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS ADMINISTRATIVE AGENT AND COLLATERAL AGENT
Reel/Frame 057893/0121 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 5, 2021
From: SAY, CHRISTOPHER J.; WAGNER, ADAM F.; BROOKS, SETH A.; MORRIS, JASON E.
To: ZURN INDUSTRIES, LLC
Reel/Frame 056142/0261 →