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. 16, 1993
Filed:
Mar. 25, 1992
Applicant:
Inventor:
Paul R Schwaegerle, Oberlin, OH (US);
Assignee:
The B. F. Goodrich Company, Brecksville, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
264132 ; 264171 ; 427209 ;
Abstract
A process for making an elongate louver or assembly of louvers having an improved multi-layer louver configuration the improvement providing combining a base layer with an opacified pearlescent outer layer having a claimed range of opacity which substantially or completely occludes an base layer, the increased opacity substantially reduces or eliminates perceptible non-uniformity in coloration, shade change and thickness of the outer layer, while improving resistance to yellowing, processing characteristics, and raw material cost economics.