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. 13, 2004
Filed:
Mar. 22, 2002
Applicant:
Inventors:
Wendy Stella Cooper, Royston, GB;
Paul Clive Chadwick, Brackley, GB;
Helen Elizabeth Ruth Howitt, Andover, GB;
Assignee:
Brown & Williamson Tobacco Corporation, Louisville, KY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A24B 3/04 ;
U.S. Cl.
CPC ...
A24B 3/04 ;
Abstract
This invention describes a pressurized drying process particularly useful for changing the aroma of Burley tobacco, and the taste and flavor of cigarettes comprising such processed tobacco. Burley tobacco is treated in a pressurized dryer at temperatures of 120° C. or more in a pressure range of 0.25-7 Bar absolute to provide a processed Burley tobacco with a more toasted character. Other tobaccos may also be treated in a similar manner to effect a change in expansion