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. 29, 2005
Filed:
Mar. 04, 1998
Applicant:
Josef Otto Rettenmaier, Rosenberg, DE;
Inventor:
Josef Otto Rettenmaier, Rosenberg, DE;
Assignee:
Herzog, Stefan, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D039/04 ; B01D039/00 ;
U.S. Cl.
CPC ...
Abstract
The filter aid comprises finely divided plant fibers, which for a period of action have been subjected to a liquid treatment, which removes the sensorially active substances from the plant fibers.