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. 23, 1999
Filed:
Sep. 05, 1996
Applicant:
Inventors:
H Carl Ashcraft, Orlando, FL (US);
Walter B May, Orlando, FL (US);
Douglas R Dowell, Orlando, FL (US);
Assignee:
Martin Marietta Corporation, Bethesda, MD (US);
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ; H05K / ;
U.S. Cl.
CPC ...
442117 ; 174 / ; 4282974 ; 4282987 ; 4282991 ; 4282994 ; 442 59 ;
Abstract
An EMI shielding member and method of making the member. The member includes a non-metallic substrate having an electrically non-conductive coating of a dielectric polymer matrix material loaded with an EMI shieldingly effective amount of electrically conductive fibers. The member can be formed by spraying the fiber loaded, dielectric polymer matrix onto a flexible fabric or tape.