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:
Nov. 08, 2016
Filed:
Aug. 19, 2010
Ulf Johannison, Landvetter, SE;
Ulf Johannison, Landvetter, SE;
Mölnlycke Health Care AB, Göteborg, SE;
Abstract
A method is provided to attach a grip tab along an edge of a carrier layer of a film dressing web, which includes a film layer coated with adhesive on a first side and a carrier layer releasably attached to the film layer on an opposed second side. The method includes choosing a material for the carrier layer that is heat welding incompatible with the film layer, feeding the web in a machine direction, applying a first strip of a material that is heat welding compatible with the carrier layer along part of an edge portion of the web extending parallel to the machine direction, and affixing the first strip to the carrier layer while simultaneously cutting away an outermost part of the web with the first strip applied thereto by passing the web through an ultrasonic welding device.