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:
Jun. 06, 2006
Filed:
Oct. 05, 2001
Applicants:
Ulrich Schlör, Darmstadt, DE;
Werner Kadel, Birkenau, DE;
Inventors:
Ulrich Schlör, Darmstadt, DE;
Werner Kadel, Birkenau, DE;
Assignee:
Firma Carl Freudenberg, Weinheim, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B31B 1/26 (2006.01);
U.S. Cl.
CPC ...
Abstract
A three-dimensional object folded from a flat work piece, particularly a filter element folded from a nonwoven fabric, characterized in that the three-dimensional object () is made up of several rows () of hollow pyramid elements () that are joined in rows and nested into one another.