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:
May. 31, 1988
Filed:
Apr. 02, 1987
Applicant:
Inventor:
Daniel D Johnson, Yorklyn, DE (US);
Assignee:
W. L. Gore & Associates, Inc., Newark, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65H / ;
U.S. Cl.
CPC ...
156148 ; 156161 ; 1563075 ; 1563077 ; 427322 ; 427394 ;
Abstract
Dielectric materials having low dielectric constant are provided, the materials comprising fabrics impregnated with thermosetting resins, at least a portion of the fibers in the fabrics being fluorocarbon fibers. Also provided is a method of manufacture of these dielectric materials. The dielectric materials are useful in the fabrication of multilayer printed circuit boards.