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:
Jul. 12, 1983
Filed:
May. 20, 1982
Applicant:
Inventors:
Josef K Rigler, Recklinghausen, DE;
Ekkehard Wienhofer, Marl, DE;
Horst Leithauser, Marl, DE;
Karl Trukenbrod, Marl, DE;
Assignee:
Chemische Werke Huls AG, Marl, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J / ; C08J / ;
U.S. Cl.
CPC ...
521 56 ; 264 53 ; 264D / ; 264D / ; 521 58 ; 521 90 ; 521146 ;
Abstract
Fire retardant, expanded styrene polymer shaped objects are perpared by: