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:
Sep. 02, 2014
Filed:
Sep. 06, 2010
Mikko Oksanen, Lappeenranta, FI;
Janne Varvemaa, Lappeenranta, FI;
Mikko Oksanen, Lappeenranta, FI;
Janne Varvemaa, Lappeenranta, FI;
UPM-Kymmene Corporation, Helsinki, FI;
Abstract
The invention relates to a paper product formed from fiber-based source material and applicable as printing paper. According to the invention, the surface of the paper product is finished by providing sufficient density on the surface so that the density of at least one surface layer of the paper product is sufficiently high to yield a Gurley-Hill value of more than 7000 s/100 ml as measured from the entire paper product, and the paper product has been dried to a moisture content of less than 3.5%. In addition, the invention relates to a process for manufacturing a paper product.