Patents by Inventor Franz-Josef Kalde

Franz-Josef Kalde 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: 20060144097
    Abstract: In order to provide a knitted stocking comprising a first region, which comprises a tread region and/or a heel region and/or an upper heel region and/or a toe region and/or an over toe region of the stocking and contains at least one first material, and a second region, which comprises a leg region and/or an instep region of the stocking and comprises at least one second material, which is different from the first material, in which the use of different materials in specific regions of the stocking is possible, as a result of which wearer comfort is improved, it is proposed that the first region is incorporated into the stocking as an at least two-ply knitted fabric using the intarsia method.
    Type: Application
    Filed: December 8, 2005
    Publication date: July 6, 2006
    Inventors: Angela Langer, Franz-Josef Kalde
  • Patent number: 6668387
    Abstract: A sock with reinforced toe and heel areas, and a tread area located between these areas. The tread area is reinforced between the toe and heel areas. A sock comprising: a reinforced toe region; a reinforced heel region; and a reinforced sole region between the toe and heel regions, wherein the reinforced sole region substantially corresponds to a degree of reinforcement of the toe and heel regions, and wherein the reinforced sole region is of a contour corresponding to a foot sole surface.
    Type: Grant
    Filed: September 21, 2001
    Date of Patent: December 30, 2003
    Assignee: Falke KG
    Inventor: Franz-Josef Kalde
  • Patent number: 6481245
    Abstract: A sock with an asymmetrical toe includes a toe region having an edge which substantially matches the shape of the toes to increase comfort for the wearer of a knitted sock. A substantial part of the toe region is knitted all the way through. A method of producing such a sock is also provided.
    Type: Grant
    Filed: July 20, 2000
    Date of Patent: November 19, 2002
    Assignee: Falke KG
    Inventor: Franz-Josef Kalde
  • Publication number: 20020040588
    Abstract: A sock with reinforced toe and heel areas, and a tread area located between these areas. The tread area is reinforced between the toe and heel areas. A sock comprising: a reinforced toe region; a reinforced heel region; and a reinforced sole region between the toe and heel regions, wherein the reinforced sole region substantially corresponds to a degree of reinforcement of the toe and heel regions, and wherein the reinforced sole region is of a contour corresponding to a foot sole surface.
    Type: Application
    Filed: September 21, 2001
    Publication date: April 11, 2002
    Applicant: Falke KG
    Inventor: Franz-Josef Kalde
  • Patent number: 6301759
    Abstract: A yarn which imparts a high level of wearing comfort to a textile portion is produced by forming a knitted portion from the yarn, subjecting the knitted portion to a treatment by which the curl imparted to the yarn by the stitches of the knitted portion is set. The yarn is undone again after the setting step. The yarn has preferably a main thread and an elastic thread. A textile fabric and an article of clothing are also provided.
    Type: Grant
    Filed: February 2, 2000
    Date of Patent: October 16, 2001
    Assignee: Falke KG
    Inventors: Angela Langer, Franz-Josef Kalde
  • Patent number: 6292951
    Abstract: A sock with reinforced toe and heel areas, and a tread area located between these areas. The tread area is reinforced between the toe and heel areas. A sock comprising: a reinforced toe region; a reinforced heel region; and a reinforced sole region between the toe and heel regions, wherein the reinforced sole region substantially corresponds to a degree of reinforcement of the toe and heel regions, and wherein the reinforced sole region is of a contour corresponding to a foot sole surface.
    Type: Grant
    Filed: February 23, 1998
    Date of Patent: September 25, 2001
    Assignee: Falke KG
    Inventor: Franz-Josef Kalde