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. 11, 2016
Filed:
Mar. 04, 2011
Jian-ping Xie, Zhengzhou, CN;
Ryan Q. Meng, Richland, WA (US);
Jie Zhang, Zhengzhou, CN;
Yong-li Zong, Zhengzhou, CN;
Peng LI, Zhengzhou, CN;
Jian-Ping Xie, Zhengzhou, CN;
Ryan Q. Meng, Richland, WA (US);
Jie Zhang, Zhengzhou, CN;
Yong-Li Zong, Zhengzhou, CN;
Peng Li, Zhengzhou, CN;
Other;
Abstract
An apparatus () and method for measuring an extract () released from a product sample () in vitro. The apparatus () comprising an in vitro environment which simulates an in vivo environment. The apparatus () contains a product sample () with the product sample () exposed to the in vitro environment. An extract () is produced from the product sample () when the product sample () is subjected to the in vitro environment. The extract () is analyzed to determine the amount of at least one element in the extract and the rate of release of at least one element in the product sample (). The product sample is a smokeless tobacco product. An element analyzed for is nicotine.