Patents by Inventor Anna Hedén

Anna Hedén has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 6923798
    Abstract: A disposable absorbent article includes first and second end portions, an intermediate crotch portion, and mechanical tape fasteners detachably interconnectable with at least one fastening parts disposed on the outer layer of the first end portion during a position of use. The tape fasteners are arranged on and joined to the inner layer of the second end portion via a producer's bonding face. A user's bonding face is arranged on an opposite user's end part of the tape fastener. Each tape fastener has an odd number of folds in a storage position. Producer's and user's bonding faces are turned towards the inner layer, the user end parts of the fasteners face one another, and the individual fold parts are joined to respective at least one other fold parts by means of a breakable bond in the storage position. The bond is breakable in order to establish the position of use.
    Type: Grant
    Filed: January 15, 2002
    Date of Patent: August 2, 2005
    Assignee: SCA Hygiene Products AB
    Inventors: Anna Hedén, Robert Kling, Monica Forgar
  • Patent number: 6649001
    Abstract: A method of producing basic starting material for the manufacture of fastener tabs comprises the steps of: stretching a first sheet of elastic material in a first direction; applying a second and a third sheet of material onto respective opposite sides of the first sheet; fastening the three material sheets together in at least two mutually separated zones that extend parallel with each other in one direction perpendicular to the first direction; dividing the first sheet in each region between two zones along a line that lies between the zones, whereby the first sheet in each region between the zones contracts to a non-stretched state, and thereafter fastening the sheets together in each region between the zones.
    Type: Grant
    Filed: March 21, 2001
    Date of Patent: November 18, 2003
    Assignee: SCA Hygiene Products AB
    Inventors: Anna Heden, Robert Kling, Urban Nilsson, Jose-Maria Mansisidor
  • Publication number: 20030064652
    Abstract: A method of producing basic starting material for the manufacture of fastener tabs (31) intended for joining the side portions of the front and rear parts of an absorbent article that includes a front part, a rear part and an intermediate crotch part, so as to give the article a pants-like configuration According to the invention the method comprises the steps of
    Type: Application
    Filed: November 4, 2002
    Publication date: April 3, 2003
    Applicant: SCA HYGIENE PRODUCTS AB
    Inventors: Anna Heden, Robert Kling, Urban Nilsson, Jose-Maria Mansisidor
  • Publication number: 20020099352
    Abstract: A disposable absorbent article, such as an baby diaper, comprising a first end portion (1) and a second end portion (2), and an intermediate crotch portion (3), said portions comprising an inner layer (4), which is turned towards the user during use. The article is formed in the area of the second end portion (2) with mechanical tape fasteners (25, 26) intended, upon application of the article, to be detachably interconnected with one or several fastening parts (27) disposed on the outer layer of the first end portion (1).
    Type: Application
    Filed: January 15, 2002
    Publication date: July 25, 2002
    Inventors: Anna Heden, Robert Kling, Monica Forgar
  • Publication number: 20010036786
    Abstract: A method of producing basic starting material for the manufacture of fastener tabs (31) intended for joining the side portions of the front and rear parts of an absorbent article that includes a front part, a rear part and an intermediate crotch part, so as to give the article a pants-like configuration According to the invention the method comprises the steps of
    Type: Application
    Filed: March 21, 2001
    Publication date: November 1, 2001
    Inventors: Anna Heden, Robert Kling, Urban Nilsson, Jose-Maria Mansisidor