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:
Jul. 14, 2020
Filed:
Apr. 10, 2017
Philip Morris Products S.a., Neuchatel, CH;
Yorick Klipfel, St-Saphorin-sur-Morges, CH;
Frederic Ulysse Buehler, Neuchatel, CH;
Marc Perrinjaquet, Chez-le-Bart, CH;
Philip Morris Products S.A., Neuchatel, CH;
Abstract
The present invention relates to a method for the preparation of a cast sheet of homogenized tobacco material, said method comprising: •pulping () cellulose fibres () with water (); •grinding () a blend of tobacco of one or more tobacco types to tobacco particles (); •combining () the pulped cellulose fibres with the tobacco particles and with a binder () to form a slurry; •homogenizing the slurry; •casting () the slurry to form a cast sheet of homogenized tobacco material from the slurry; •discarding () undesired portions of the cast sheet; and •introducing () the discarded undesired portions () of the cast sheet into the slurry.