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:
Aug. 24, 2004
Filed:
Jan. 30, 2002
Applicant:
Inventor:
Christian Schann, Oberhausbergen, FR;
Assignee:
Millipore Corporation, Billerica, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 4/514 ; B01D 3/500 ;
U.S. Cl.
CPC ...
B29C 4/514 ; B01D 3/500 ;
Abstract
The present invention provides a filter cartridge or filter unit ( ) produced by a thermoplastic overmolding process that allows for using a single mold for overmolding a variety of different sized filter elements ( ) or membranes and a method for sealing or hermetically sealing said filter element ( ) in said filter unit ( ) or cartridge. The proposed method produces a more robust filter unit ( ) or cartridge than those provided by the prior art.