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:
Oct. 18, 2016
Filed:
Nov. 03, 2014
Roche Diagnostics Operations, Inc., Indianapolis, IN (US);
Christoph Boehm, Viernheim, DE;
Timo Klein, Altdorf, DE;
Peter Koltay, Freiburg, DE;
Nadine Losleben, Mannheim, DE;
Juergen Spinke, Lorsch, DE;
Chris Steinert, Freiburg, DE;
Roche Diagnostics Operations, Inc., Indianapolis, IN (US);
Abstract
A dispenser for dispensing a fluid is presented. The dispenser comprises a compressible elastomeric fluid conduit having a first end and a second end for flowing the fluid from the first end to the second end, a first check valve and a second check valve distanced in the conduit for forming a fluid chamber, and an actor for compressing the fluid chamber for dispensing a portion of the fluid. At least the second check valve is a duckbill valve. The second check valve is located at the second end of the conduit. The second check valve has sealing lips that extend beyond the second end of the conduit.