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. 23, 2010
Filed:
Jul. 02, 2004
Applicant:
Ratnesh K. Dwivedi, Thornton, PA (US);
Inventor:
Ratnesh K. Dwivedi, Thornton, PA (US);
Assignee:
Southco, Inc., Concordville, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 5/14 (2006.01); B32B 5/18 (2006.01);
U.S. Cl.
CPC ...
Abstract
A metal injection-molding feedstock is heated and plasticized. Supercritical carbon dioxide is injected into the feedstock to form micropores when the pressure is reduced and a parts mold is filled. The micropores are retained when the green parts are debindered and sintered.