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. 06, 2011
Filed:
Sep. 28, 2006
Paivi Maeaettae, Imatra, FI;
Risto Vesanto, Imatra, FI;
Panu Tanninen, Rauha, FI;
Petri Laakso, Lappeenranta, FI;
Jari Hovikorpi, Kotka, FI;
Paivi Maeaettae, Imatra, FI;
Risto Vesanto, Imatra, FI;
Panu Tanninen, Rauha, FI;
Petri Laakso, Lappeenranta, FI;
Jari Hovikorpi, Kotka, FI;
Stora Enso Oyj, Helsinki, FI;
Abstract
A board tray, a method for manufacturing a board tray and a tray blank from which the board tray is manufactured, said board tray containing side walls and a bottom wall made of a board layer provided on at least one surface thereof with a plastic coating, wherein areas of reduced thickness are formed in the board layer whereby portions of the plastic layer which have been melted and are disposed adjacent to areas of reduced thickness are compressed into such areas forming double-folded linear plastic compressions which seal on themselves.