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. 16, 2010
Filed:
Dec. 23, 2004
Applicants:
Anthony J. Khouri, Bankstown, AU;
William Rodgers, Chipping Norton, AU;
Inventors:
Anthony J. Khouri, Bankstown, AU;
William Rodgers, Chipping Norton, AU;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 41/08 (2006.01); B29C 70/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for making a concrete mixing drum includes forming a first layer of at least one polymeric material having a surface providing at least a portion of a barrel wall of the drum and a spiral mixing blade projecting from the wall on an inner surface of the drum and forming a second layer on the formed first layer.