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:
Jun. 22, 1993
Filed:
Mar. 20, 1990
Applicant:
Inventors:
Heinz-Werner Rohrka, Kiedrich, DE;
Harald Hessberger, Idstein, DE;
Guenter Schmah, Mainz-Gonsenheim, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428215 ; 4284747 ; 4284752 ; 428480 ; 428483 ; 428516 ; 428518 ; 428520 ;
Abstract
A sail for sports equipment, in particular a windsurfing sail, comprising a multilayered composite film comprising a stretch-oriented and heat-set polyester film preferably made of polyethylene terephthalate, and at least one plastics layer of polyolefin, polyamide, polyester, polyvinyl chloride or fluorocarbon resin applied to at least one of the two surfaces of said polyester film.