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. 26, 2002
Filed:
Jan. 26, 1996
Applicant:
Inventors:
Dieter Unrath, Weinheim, DE;
Margit Hofmann, Gorxheimertal, DE;
Assignee:
Firma Carl Freudenberg, Weinheim, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 2/907 ;
U.S. Cl.
CPC ...
B01D 2/907 ;
Abstract
A cassette filter made of a case open at either end that is formed of flat sheets which surround a dimensionally stable filter pack in a dust-tight manner. The sheets are cemented to each other and to the filter pack by means of adhesive layers and are spatially fixed in position by the filter pack.