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:
Oct. 13, 2009
Filed:
Oct. 06, 2003
Applicants:
Mandy Gersch, Krailling, DE;
Frank Müller, Fürstenfeldbruck, DE;
Thomas Mattes, Germering, DE;
Peter Keller, Krailling, DE;
Inventors:
Mandy Gersch, Krailling, DE;
Frank Müller, Fürstenfeldbruck, DE;
Thomas Mattes, Germering, DE;
Peter Keller, Krailling, DE;
Assignee:
EOS GmbH Electro Optical Systems, Krailling, DE;
Primary Examiner:
Int. Cl.
CPC ...
B32B 5/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
In a laser sintering method for producing a three-dimensional object wherein subsequent layers of the object to be formed are subsequently solidified on positions corresponding to the object, as a build-up material, a powder is used wherein the upper grain limit of the powder particles is below 100 μm, the D-value is below 55 μm, the BET-surface is smaller than 5 m/g and the grains of the powder basically have a spherical shape.