Patents by Inventor Birgitta Karlsson

Birgitta Karlsson 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).

  • Publication number: 20110184372
    Abstract: An absorbent garment such as a diaper or an incontinence guard provided with a pair of laterally extending side panels or at least one belt member. At least one of the side panels or belt members includes at least two elastic regions, a first and a second elastic region, each extending over only a part of the length of and over only a part of the distance between the upper and lower edges of the respective side panel or belt member. The first elastic region has a main part of its surface area on the upper part of the respective side panel or belt member, and the second elastic region has a main part of its surface area on the lower part of the respective side panel or belt member.
    Type: Application
    Filed: December 21, 2007
    Publication date: July 28, 2011
    Inventors: Hanna Esping Östlin, Birgitta Karlsson, John Wreland
  • Patent number: 7819851
    Abstract: An absorbent product (32) and a method of making the absorbent product. The absorbent product has at least one side panel (2, 35) having a first panel section (9) configured with a first tab (16) and a second panel section (10) configured with a second tab (23), wherein the first tab (16) overlaps and is fastened by a fastener (6), such that it can be opened and resealed, to an outer side (30) present on the second panel section (10), wherein the second tab (23) overlaps and is fastened by a fastener, such that it can be opened and resealed, to an outer side (31) present on the first panel section (9), and wherein the outer side (31) of the first panel section (9) faces the same way as the outer side (30) of the second panel section (10).
    Type: Grant
    Filed: September 5, 2006
    Date of Patent: October 26, 2010
    Assignee: SCA Hygiene Products AB
    Inventor: Birgitta Karlsson
  • Publication number: 20090048572
    Abstract: A method of production of disposable diaper pants or disposable sanitary panty with openable and resealable side panels. A row of absorption bodies is applied on a continuous web of inner or outer cover sheet material, after which a continuous web of outer or inner cover sheet material is applied and secured to the web with absorption bodies at parts lying outside the absorption bodies to form a web of diaper pants blanks. First side panels having two parts connected by a detachable and resealable connection are secured to the diaper pants blanks at a side of a front or rear portion. Second separate side panels are secured to the side portions of the front or rear portions of the diaper pants blanks which to not have side panels. Individual diaper pants blanks with side panels are cut out, folded along a transverse axis in the crotch, and secured.
    Type: Application
    Filed: August 8, 2008
    Publication date: February 19, 2009
    Applicant: SCA Hygiene Products AB
    Inventors: Birgitta Karlsson, Ken Olsson, Cecile Sandin, Elisabeth Lakso, Anna-Carin Elfstrom, Robert Albino
  • Patent number: 7459050
    Abstract: A method of production of disposable diaper pants or disposable sanitary panty with openable and resealable side panels. A row of absorption bodies is applied on a continuous web of inner or outer cover sheet material, after which a continuous web of outer or inner cover sheet material is applied and secured to the web with absorption bodies at parts lying outside the absorption bodies to form a web of diaper pants blanks. First side panels having two parts connected by a detachable and resealable connection are secured to the diaper pants blanks at a side of a front or rear portion. Second separate side panels are secured to the side portions of the front or rear portions of the diaper pants blanks which to not have side panels. Individual diaper pants blanks with side panels are cut out, folded along a transverse axis in the crotch, and secured.
    Type: Grant
    Filed: March 31, 2003
    Date of Patent: December 2, 2008
    Assignee: SCA Hygiene Products AG
    Inventors: Birgitta Karlsson, Ken Olsson, Cecile Sandin, Elisabeth Lakso, Anna-Carin Elfström, Robert Albino
  • Patent number: 7390373
    Abstract: Method for producing disposable diaper-pants having openable and resealable side panels. Absorption bodies are applied on a continuous web of inner or outer coversheet material so that front portions and rear portions of adjacent diaper-pants blanks in a web are directed toward each other. A continuous web of outer or inner coversheet material is applied to and secured to the web with absorption bodies. Separate side panels connected to each other by a detachable and resealable connection are secured to side portions of the adjacent front portions or rear portions of the diaper pants. Each diaper-pants blank with side panels is cut from the web and folded about a transverse axis in the crotch with the front and rear edges lying against each other. The side panels of each blank are folded toward and secured to side portions of the rear or front portion which have no side panel.
    Type: Grant
    Filed: December 27, 2005
    Date of Patent: June 24, 2008
    Assignee: SCA Hygiene Products AB
    Inventors: Birgitta Karlsson, Johan Skogsberg, Lennart Erwast, Urban Widlund, Ingemark Fernfors
  • Publication number: 20080097363
    Abstract: A pant type absorbent article having a front region (2), a back region (3) and a crotch region (4) between the front region and back region, the front and back regions being joined to each other along two opposite side edges (2a, 3a) of the article so as to form side joint regions (10). The article further includes at least one fastener (12) joined to at least one of the front and back regions for allowing the article to be secured in a configuration that provides a convenient disposal after the article has been used and/or a reclosure of the article if opened during use. The fastener (12) is disposed in the side joint region (10) and is hidden between the joined side edges of the back and front regions during normal use of the article, and is exposed upon tearing open at least a part of the side joint region.
    Type: Application
    Filed: June 28, 2007
    Publication date: April 24, 2008
    Applicant: SCA HYGIENE PRODUCTS AB
    Inventors: Ingemar Fernfors, Birgitta Karlsson
  • Publication number: 20070000987
    Abstract: An absorbent product (32) and a method of making the absorbent product. The absorbent product has at least one side panel (2, 35) having a first panel section (9) configured with a first tab (16) and a second panel section (10) configured with a second tab (23), wherein the first tab (16) overlaps and is fastened by a fastener (6), such that it can be opened and resealed, to an outer side (30) present on the second panel section (10), wherein the second tab (23) overlaps and is fastened by a fastener, such that it can be opened and resealed, to an outer side (31) present on the first panel section (9), and wherein the outer side (31) of the first panel section (9) faces the same way as the outer side (30) of the second panel section (10).
    Type: Application
    Filed: September 5, 2006
    Publication date: January 4, 2007
    Applicant: SCA Hygiene Products AB
    Inventor: Birgitta Karlsson
  • Publication number: 20060135928
    Abstract: Method for producing disposable diaper-pants having openable and resealable side panels. Absorption bodies are applied on a continuous web of inner or outer coversheet material so that front portions and rear portions of adjacent diaper-pants blanks in a web are directed toward each other. A continuous web of outer or inner coversheet material is applied to and secured to the web with absorption bodies. Separate side panels connected to each other by a detachable and resealable connection are secured to side portions of the adjacent front portions or rear portions of the diaper pants. Each diaper-pants blank with side panels is cut from the web and folded about a transverse axis in the crotch with the front and rear edges lying against each other. The side panels of each blank are folded toward and secured to side portions of the rear or front portion which have no side panel.
    Type: Application
    Filed: December 27, 2005
    Publication date: June 22, 2006
    Inventors: Birgitta Karlsson, Johan Skogsberg, Lennart Erwast, Urban Widlund, Ingemark Fernfors
  • Publication number: 20040030318
    Abstract: Method for producing disposable diaper-pants having openable and resealable side panels. Absorption bodies are applied on a continuous web of inner or outer coversheet material so that front portions and rear portions of adjacent diaper-pants blanks in a web are directed toward each other. A continuous web of outer or inner coversheet material is applied to and secured to the web with absorption bodies. Separate side panels connected to each other by a detachable and resealable connection are secured to side portions of the adjacent front portions or rear portions of the diaper pants. Each diaper-pants blank with side panels is cut from the web and folded about a transverse axis in the crotch with the front and rear edges lying against each other. The side panels of each blank are folded toward and secured to side portions of the rear or front portion which have no side panel.
    Type: Application
    Filed: March 31, 2003
    Publication date: February 12, 2004
    Applicant: SCA Hygiene Products AB
    Inventors: Birgitta Karlsson, Johan Skogsberg, Lennart Erwast, Urban Widlund, Ingemar Fernfors
  • Publication number: 20030212377
    Abstract: A method of production of disposable diaper pants or disposable sanitary panty with openable and resealable side panels. A row of absorption bodies is applied on a continuous web of inner or outer cover sheet material, after which a continuous web of outer or inner cover sheet material is applied and secured to the web with absorption bodies at parts lying outside the absorption bodies to form a web of diaper pants blanks. First side panels having two parts connected by a detachable and resealable connection are secured to the diaper pants blanks at a side of a front or rear portion. Second separate side panels are secured to the side portions of the front or rear portions of the diaper pants blanks which to not have side panels. Individual diaper pants blanks with side panels are cut out, folded along a transverse axis in the crotch, and secured.
    Type: Application
    Filed: March 31, 2003
    Publication date: November 13, 2003
    Applicant: SCA Hygiene Products AB
    Inventors: Birgitta Karlsson, Ken Olsson, Cecile Sandin, Elisabeth Lakso, Anna-Carin Elfstrom, Robert Albino