The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 29, 2003
Filed:
Dec. 29, 2000
Hao A. Chen, Chadds Ford, PA (US);
Richard Judd, Newark, DE (US);
Isaac B. Rufus, Newark, DE (US);
Jeffrey R. Shultz, Wilmington, DE (US);
Mannington Mill, Inc., Salem, NJ (US);
Abstract
A surface covering containing at least one layer containing wear-resistant particles, such as aluminum oxide, is disclosed. Preferably, the wear-resistant particles are present in the outermost layer of the surface covering which is exposed to the environment. A method to improve wear and/or stain resistance to a surface covering is also disclosed and includes adding an effective amount of wear-resistant particles to a top coat layer or outermost layer of a surface covering optionally, with the use of a suspension aid. Also, layers of surface coverings having differences in gloss levels is also disclosed. Methods of making the surface covering are also disclosed.