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:
Jul. 14, 1987
Filed:
Nov. 22, 1985
Applicant:
Inventor:
Peter G Bither, New Castle County, DE (US);
Assignee:
Hercules Incorporated, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D04H / ;
U.S. Cl.
CPC ...
428280 ; 162135 ; 162145 ; 1621 / ; 1621 / ; 1621 / ; 1621 / ; 428281 ; 428288 ; 523206 ;
Abstract
A fibrous web is prepared from a composition comprising woodpulp, glass fibers, polyolefin pulp containing carboxylic functionality, an inorganic filler, a polymeric binder, polyolefin pulp devoid of carboxylic functionality, if desired, and polyvinyl chloride, if desired. The fibrous web is useful as an inner layer in a multi-layer sheet floor covering material.