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:
Apr. 09, 1996
Filed:
Jul. 13, 1993
Applicant:
Inventors:
Fred G Hedrick, Ft. Myers, FL (US);
Craig D Lack, Newark, DE (US);
Assignee:
W. L. Gore & Associates, Inc., Newark, DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
4283077 ; 4283084 ; 428422 ;
Abstract
A porous composite material made of porous electrically conductive materials coated with or laminated to porous hydrophobic or oleophobic materials. The porous composite material has excellent electromagnetic radiation shielding properties and resists passage of particles through it while permitting air or other gases to flow through it.