IP Library Granted Patent US 11,268,287
Granted Patent B2
US 11,268,287 · App. 16/241,004 · Granted Mar 8, 2022

Anti-slip, noise reducing pad directly applied and adhered to the back of flooring materials and method

Inventor: Zhu Chen (Jiangsu, CN)
Assignee: WELLMADE FLOOR COVERING INT'L INC.
E04F15/20E04F15/0215E04F15/02044E04F15/02172E04F15/163E04F15/181E04F15/185E04F15/10
View Patent ↗
Loading inventors, assignments & file history…
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 11,268,287
App. No.
16/241,004
Granted
Mar 8, 2022
Kind
B2
Abstract

Flooring material has an anti-slip, noise reducing pad directly self-adhered to a bottom surface. The pad is formed by applying a foamable PVC material is directly on the bottom surface of the flooring and heating the PVC material to foam the PVC material. The PVC material may then be cooled to form the pad with a definite formed shape having a resilient outer surface layer and a spongy foamy inner structure.

Claims (5)

1. Flooring material comprising a substrate having a bottom surface with a backing layer for reducing slip and noise when the flooring material is in use, the backing layer comprising a polyvinyl chloride material adhered to the flooring without using other adhesive material, the polyvinyl chloride material having a foamed inner structure with a resilient outer surface layer, the polyvinyl chloride material being adapted and configured to foam to form the foamed inner structure when sufficiently heated, the polyvinyl chloride material being adapted and configured to produce the resilient outer surface layer when the polyvinyl material is sufficiently quenched after being heated.

2. The flooring material of claim 1 wherein the substrate comprises at least one of ceramic tile, granite, marble, laminate, engineered wood, solid wood, magnesium oxide, fiber board, stone and carpet.

3. The flooring material of claim 1 wherein the polyvinyl chloride material covers the bottom surface of the substrate in a pattern comprising one of dots and lines.

4. The flooring material of claim 1 further comprising a mesh adhered to the bottom surface of the substrate with the polyvinyl chloride material.

5. The flooring material of claim 4 wherein the mesh is at least one of a fiberglass mesh, a polyester mesh, a polyamide mesh, a spandex mesh, and a cotton mesh.

Assignments (3)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 18, 2026
From: WELLMADE FLOOR COVERINGS INTERNATIONAL, INC.
To: AHF IC, LLC
Reel/Frame 075682/0827 →
CORRECTIVE ASSIGNMENT TO CORRECT THE NAME OF RECEIVING PARTY FROM WELLMADE FLOOR COVERING INT'L INC. TO WELLMADE FLOOR COVERINGS INTERNATIONAL, INC PREVIOUSLY RECORDED ON REEL 48628 FRAME 81. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT OF ASSIGNOR'S INTEREST. Recorded May 18, 2026
From: WELLMADE FLOOR COVERING INT'L INC.
To: WELLMADE FLOOR COVERINGS INTERNATIONAL, INC.
Reel/Frame 075529/0840 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 18, 2019
From: CHEN, ZHU
To: WELLMADE FLOOR COVERING INT'L INC.
Reel/Frame 048628/0081 →
Priority Claims (1)
CN 201811384214.8 · Nov 20, 2018 · national
Continuity (1)
Related Publication 20200157822A1 · May 21, 2020