Patent · US Active

Floor covering with interlocking design

US8006460B2 · kind B2 · utility

45Cited by

34References

34Claims

0Family size

Assignees

MANNINGTON MILLS, INC. · US
Novalis Holdings Limited · CN

Inventors

Hao A. Chen · Shanghai, CN
John M. Whispell · Woodstown, US
Ji-Min Wan · Shanghai, CN

Key dates

Filing date	Jul 29, 2008
Grant date	Aug 30, 2011
Priority date	—
Expiry date	Nov 22, 2029

Classification

Technology area (CPC E)Fixed Constructions
CPC primaryE04F2203/06
WIPO fieldCivil engineering
WIPO sectorOther fields

Abstract

Surface coverings, such as floor coverings, with an interlocking design are described. Methods of making the surface coverings are further described.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.