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. 04, 2022
Filed:
Mar. 28, 2018
Philip Morris Products S.a., Neuchatel, CH;
Ivan Prestia, Longara di Calderara di Reno, IT;
Michele Del Borrello, Vasto, IT;
Yorick Klipfel, St-Saphorin-sur-Morges, CH;
Philip Morris Products S.A., Neuchatel, CH;
Abstract
The invention relates to a method for producing a bobbin comprising a plurality of wounds of a laminated sheet, the method comprising the steps of: •providing a continuous sheet of alkaloids containing material having a free surface; •providing a continuous sheet of a first protective material having a free surface; •adhering the free surface of the continuous sheet of the first protective material to the free surface of the continuous sheet of alkaloids containing material to form a continuous laminated sheet comprising at least one layer of alkaloids containing material and at least one layer of a first protective material, wherein said at least one layer of alkaloids containing material and said at least one layer of a first protective material define an adhesion surface between them; •feeding said laminated sheet to a rotatable center core; •rotating the center core so as to wind said continuous laminated sheet around it in such a way to form said bobbin comprising a plurality of wounds of a continuous laminated sheet comprising at least one layer of alkaloids containing material and at least one layer of a first protective material.