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:
Aug. 15, 1989
Filed:
Jan. 29, 1988
Applicant:
Inventors:
Francis P McCullough, Jr, Lake Jackson, TX (US);
R Vernon Snelgrove, Damon, TX (US);
Bhuvenesh C Goswami, Clemson, SC (US);
Assignee:
The Dow Chemical Company, Midland, MI (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428303 ; 428221 ; 428284 ; 428297 ; 4283044 ; 4283166 ; 428408 ; 428920 ; 521 53 ; 521 55 ;
Abstract
A flame retardant polymeric foam having a flame retarding amount of heat set carbonaceous fibers derived from stabilized acrylic fibers or pitch based fibers, said fibers having an LOI value greater than 40.