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. 01, 2021
Filed:
Mar. 16, 2013
Applicant:
Sartorius Stedim Biotech Gmbh, Goettingen, DE;
Inventors:
Assignee:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 29/13 (2006.01); B29K 81/00 (2006.01); B29K 105/00 (2006.01); B29K 105/04 (2006.01); B29L 31/14 (2006.01); B01D 29/11 (2006.01); B01D 65/00 (2006.01); B01D 67/00 (2006.01); B01D 65/02 (2006.01); B01D 69/02 (2006.01); B29C 65/02 (2006.01);
U.S. Cl.
CPC ...
B01D 29/111 (2013.01); B01D 29/13 (2013.01); B01D 65/003 (2013.01); B01D 65/022 (2013.01); B01D 67/009 (2013.01); B01D 67/0088 (2013.01); B01D 67/0093 (2013.01); B01D 69/02 (2013.01); B29C 65/02 (2013.01); B01D 2323/02 (2013.01); B01D 2323/30 (2013.01); B01D 2325/22 (2013.01); B01D 2325/36 (2013.01); B29K 2081/06 (2013.01); B29K 2105/0067 (2013.01); B29K 2105/04 (2013.01); B29L 2031/14 (2013.01); Y10T 156/10 (2015.01);
Abstract
The present invention relates to a melt-joined filter element with improved testability after dry steaming or alternatively after sterilization by irradiation, to a method for producing the filter element according to the invention, and to the use of the filter element for filtering solutions.