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:
Jan. 18, 2022
Filed:
Dec. 01, 2017
Applicant:
Sartorius Stedim Biotech Gmbh, Göttingen, DE;
Inventors:
Sandra Van Der Kruijs, Kassel, DE;
Annette Reiche, Göttingen, DE;
Gabriel Nino-Amézquita, Göttingen, DE;
Louis Villain, Hannover, DE;
Hans-Heinrich Hörl, Bovenden, DE;
Dieter Melzner, Göttingen, DE;
Franziska Bäthe, Uslar, DE;
Assignee:
Sartorius Stedim Biotech GmbH, Göttingen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 67/00 (2006.01); B01D 61/14 (2006.01); B01D 69/02 (2006.01); B01D 71/10 (2006.01); C02F 1/44 (2006.01);
U.S. Cl.
CPC ...
B01D 67/0093 (2013.01); B01D 61/145 (2013.01); B01D 61/147 (2013.01); B01D 67/0095 (2013.01); B01D 69/02 (2013.01); B01D 71/10 (2013.01); C02F 1/444 (2013.01); B01D 2323/30 (2013.01); B01D 2325/24 (2013.01);
Abstract
The present invention relates to a crosslinked unreinforced cellulose hydrate membrane crosslinked using at least two different crosslinking agents, to a method for the production thereof and to the use of the crosslinked unreinforced cellulose hydrate membrane according to the invention.