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, 2011
Filed:
Dec. 05, 2005
Applicants:
Serge Veluz, Cuarnens, CH;
Alexis Louvet, Lausanne, CH;
Inventors:
Serge Veluz, Cuarnens, CH;
Alexis Louvet, Lausanne, CH;
Assignee:
Filtrona International Limited, Milton Keynes, Buckingham, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B31C 99/00 (2009.01);
U.S. Cl.
CPC ...
Abstract
A method and apparatus for tobacco smoke filter production wherein a train of tobacco smoke filtering material, while being continuously advanced longitudinally, is gathered towards rod shape and then shaped to and secured in rod form, and wherein there is discontinuous pneumatic injection of particulate additive through an injector conduit laterally into the advancing gathering material to form separate additive pockets embedded in and spaced along the continuously produced rod.