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:
Apr. 21, 2015
Filed:
Oct. 26, 2005
Yuzhang Wu, Hangzhou, CN;
Haipeng HU, Hangzhou, CN;
Jielin Dai, Hangzhou, CN;
Lijian Gou, HangZhou, CN;
Yuzhang Wu, Hangzhou, CN;
Haipeng Hu, Hangzhou, CN;
Jielin Dai, Hangzhou, CN;
Lijian Gou, HangZhou, CN;
Alere Switzerland GmbH, Zug, CH;
Abstract
The present invention provides a device for detecting the presence of an analyte in a liquid sample. The device has an opening for introducing the liquid sample into a first chamber for collecting the liquid sample, and a second chamber connected to the first chamber by a passageway and containing a test element. The device also has a third chamber connected to the second chamber by a channel and containing a movable member having first and second positions. The third chamber is divided by the movable member into first and second zones, and the first zone has a vent hole. The movable member is in contact with at least one wall of the third chamber to prevent gas communication between the first and second zones.