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:
Mar. 09, 2004
Filed:
Jul. 27, 2001
Applicant:
Inventors:
Allan R. Overholt, Lancaster, NY (US);
William P. Paplham, Getzville, NY (US);
Rolf T. Weberg, East Aurora, NY (US);
Assignee:
E. I. du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 4/320 ;
U.S. Cl.
CPC ...
B29C 4/320 ;
Abstract
Decorative surface material having a decorative pattern in which a combination of domains of varying sizes and colors are defined by shading variations at the interfaces of adjoining domains, the decorative pattern being provided by a process in which a flowable thermosettable molding formulation having orientable particles mixed therein is divided into fragments which are mixed together, the mixture is fed into a hot mold and pressure is applied to form the solid surface material.