IP Library Granted Patent US 12,674,324
Granted Patent B2
US 12,674,324 · App. 18/052,318 · Granted Jul 7, 2026

Roof drain and promenade support

Inventor: Matthew Curtis Henderson (Girard, PA)
Assignee: Zurn Water, LLC
E04D13/12E04D13/0409E04F15/0247E04D2013/0413
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Quick Facts
Patent No.
US 12,674,324
App. No.
18/052,318
Granted
Jul 7, 2026
Kind
B2
Abstract

A drain support is configured for installation on a surface and to support one or more floor tiles. The drain support includes a base at least partially defining a channel and an outlet, wherein the base defines a base axis, a support dome coupled to the base, wherein the support dome includes at least one aperture formed therein configured to allow fluid to flow from a position outside the dome into the channel, and a pedestal defining a support surface configured to support one or more floor tiles thereon during use, wherein the pedestal is movably coupled to the support dome.

Claims (39)

1 . A drain support configured for installation on a surface and to support one or more floor tiles, the drain support comprising:

a base at least partially defining a channel and an outlet, wherein the base defines a base axis;

a support dome coupled to the base, wherein the support dome includes at least one aperture formed therein configured to allow fluid to flow from a position outside the support dome into the channel; and

a pedestal defining a support surface configured to support one or more floor tiles thereon during use, wherein the pedestal is movably coupled to the support dome.

2 . The drain support of claim 1 , wherein the pedestal is movable with respect to the support dome in a direction parallel with the base axis.

3 . The drain support of claim 1 , wherein the pedestal includes a first set of threads formed thereon, and wherein the support dome includes a second set of threads configured to threadably engage with the first set of threads.

4 . The drain support of claim 3 , wherein the pedestal includes a support disk coupled thereto, and wherein the support disk defines the support surface.

5 . The drain support of claim 1 , further comprising a ridge extending from the support surface away from the support dome.

6 . The drain support of claim 5 , wherein the ridge has a plus symbol shape.

7 . The drain support of claim 1 , further comprising a locking element adjustable between a first configuration, in which the pedestal is movable relative to the support dome, and a locked configuration, in which the pedestal is not movable relative to the support dome.

8 . The drain support of claim 7 , wherein the locking element includes a locking nut.

9 . A drain support configured for installation on a surface, the drain support comprising:

a base at least partially defining a channel, the channel having an outlet configured to be coupled to a drain pipe for draining fluid away from the surface;

a support including,

a base ring couplable to the base,

a boss offset vertically from the base ring, and

a plurality of ribs extending between the base ring and the boss; and

a pedestal movably coupled to the boss.

10 . The drain support of claim 9 , wherein the support defines one or more apertures therein that are in fluid communication with the channel.

11 . The drain support of claim 10 , further comprising a mesh layer between the plurality of ribs that is configured to allow fluid to flow therethrough and to inhibit debris from entering the channel through the one or more apertures.

12 . The drain support of claim 9 , wherein the boss includes a set of internal threads therein, and wherein the pedestal includes a set of external threads configured to threadably engage the internal threads of the boss.

13 . The drain support of claim 9 , wherein the pedestal includes a support disk on one end thereof, and wherein the support disk defines a support surface.

14 . The drain support of claim 13 , wherein the support surface includes one or more ribs extending therefrom.

15 . A support dome for use with a drain defining a channel and an outlet, the support dome comprising:

a base ring configured to be coupled to the drain proximate an end of the drain that is opposite the outlet that is configured to be coupled to a drain pipe for conveying fluid;

a boss offset vertically from the base ring;

a plurality of ribs extending between the base ring and the boss and configured to convey forces therebetween; and

a pedestal movably coupled to the boss.

16 . The support dome of claim 15 , wherein the base ring defines a base ring axis, and wherein the pedestal is movably coupled to the boss in a direction parallel to the base ring axis.

17 . The support dome of claim 15 , wherein the boss is concentric with the base ring.

18 . The support dome of claim 15 , wherein the boss includes a set of internal threads, and wherein the pedestal includes a set of external thread configured to threadably engage the internal threads of the boss.

19 . The support dome of claim 15 , wherein the pedestal includes a support disk on one end thereof.

20 . The support dome of claim 19 , wherein the support disk defines a support surface thereon, and wherein the support surface includes at least one rib extending outwardly therefrom.

21 . The drain support of claim 1 , wherein the base defines a flange extending radially outwardly from the channel to define an outer edge, the outer edge of the channel defining a top plane, wherein a portion of the top plane intersects the at least one aperture of the support dome.

22 . The drain support of claim 1 , wherein a distance between the support surface and the base is adjustable by movement of the pedestal, the pedestal remaining movably coupled to the support dome.

23 . The drain support of claim 9 , wherein the base defines a flange extending radially outwardly from the channel, wherein the base ring is sized and shaped to correspond to the flange.

24 . The drain support of claim 9 , wherein the base defines a flange extending radially outwardly from the channel, wherein the base ring is coupled to the flange.

25 . The drain support of claim 9 , wherein the channel defines a central axis, wherein the pedestal is movable with respect to the boss in a direction parallel with the central axis.

26 . The support dome of claim 15 , wherein the base ring is sized and shaped to correspond to a flanged portion of the drain.

Assignments (5)
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 →
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 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 3, 2022
From: HENDERSON, MATTHEW CURTIS
To: ZURN INDUSTRIES, LLC
Reel/Frame 061647/0685 →
Continuity (2)
Provisional Application 63275296 · Nov 3, 2021
Related Publication 20230139368A1 · May 4, 2023
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