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. 27, 2016
Filed:
Jun. 26, 2009
Applicants:
Stig Jonsson, Lund, SE;
Staffan Bergstrom, Staffanstorp, SE;
Johan Billing, Lund, SE;
Inventors:
Assignee:
BRITISH AMERICAN TOBACCO (INVESTMENTS) LIMITED, London, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A24B 15/24 (2006.01); A24B 15/26 (2006.01); C12H 1/04 (2006.01); B01D 15/04 (2006.01); B01D 15/38 (2006.01); B01J 20/26 (2006.01);
U.S. Cl.
CPC ...
B01D 15/3852 (2013.01); A24B 15/24 (2013.01); A24B 15/246 (2013.01); A24B 15/26 (2013.01); B01J 20/26 (2013.01); B01J 20/268 (2013.01); Y02C 10/08 (2013.01);
Abstract
A method for extracting a polycyclic aromatic hydrocarbon from a material such as tobacco or tobacco extracts or other materials comprises treating the material with a molecularly imprinted polymer selective for the hydrocarbon in the presence of a low polarity medium.