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:
Dec. 03, 2019
Filed:
Nov. 20, 2014
Sartorius Stedim Biotech Gmbh, Goettingen, DE;
Ralf Lausch, Goettingen, DE;
Paschalis Nikoloudis, Goettingen, DE;
Wilhelm Requate, Heilbad Heiligenstadt, DE;
Johannes Wortmeyer, Goettingen, DE;
Abstract
A filter module () has a housing () formed from a plastic and a filter () made from a plastic is arranged in the housing (). The housing () is bonded adhesively to the filter () by an adhesive () via a first bonding surface () made from a first plastic and via a second bonding surface () made from a second plastic. The adhesive bonding of the first bonding surface () and the second bonding surface () is accomplished via an intermediate piece () with the bonding surfaces () made from a plastic that is identical to or different from the first plastic. At least one of the bonding surfaces () has been activated by plasma or corona pre-treatment prior to the adhesive bonding.