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. 07, 1995
Filed:
Apr. 14, 1993
Applicant:
Inventors:
Harvey R Dunton, Anaheim, CA (US);
Francis C Petersen, Mission Viejo, CA (US);
Assignee:
Boral Concrete Products, Inc., Ontario, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C04B / ;
U.S. Cl.
CPC ...
106724 ; 106681 ; 106694 ; 106696 ; 106718 ; 106803 ; 106811 ; 106823 ; 524-2 ; 524650 ;
Abstract
Lightweight concrete roof tiles are produced by extruding a latex/cement/lightweight aggregates/water mix in a prescribed sequence. The composition comprises: