Patents Assigned to Blendax GmbH
  • Gripping slide for a toothbrush handle
    Patent number: 5040261
    Abstract: The invention relates to a toothbrush, comprising a brush handle (1) and a brush head (3) adjoining the latter, and, if required, disposed at an angle. According to the invention, a gripping slide (4) which can be displaced over at least part of the length of the brush handle (1) by virtue of a guide element projecting into a handle recess is arranged on the brush handle (1).
    Type: Grant
    Filed: October 31, 1989
    Date of Patent: August 20, 1991
    Assignee: Blendax GmbH
    Inventor: Robert R. Kirberger
  • Process for rounding bristle tips on brushes
    Patent number: 5007686
    Abstract: Controlled melting of the tips of bristles is achieved by simple means using a pulsed laser beam operating in the kilowatt range and having a pulse duration in the microsecond range.
    Type: Grant
    Filed: October 31, 1989
    Date of Patent: April 16, 1991
    Assignee: Blendax GmbH
    Inventors: Rolf M. Klein, Reinhart Poprawe, Gerd W. Herziger
  • Toothpaste
    Patent number: 4996042
    Abstract: Toothpaste compositions containing pyrophosphate or phosphonic acid salt and 3 pyridylmethanol, which compositions are effective against calculus.
    Type: Grant
    Filed: March 6, 1989
    Date of Patent: February 26, 1991
    Assignee: Blendax GmbH
    Inventor: Helmar R. Wagner
  • Dental impression material
    Patent number: 4962134
    Abstract: The present invention relates to the addition of aluminum salts of fatty acids with 12 to 18 carbon atoms, particularly aluminum stearate, to dental impression materials on the basis of addition and/or condensation crosslinking organosilicones to improve their structural viscosity behavior and thus to ease their handling for the dentist.
    Type: Grant
    Filed: July 14, 1989
    Date of Patent: October 9, 1990
    Assignee: Blendax GmbH
    Inventors: Heidrun Ott, Werner Kuhlmann
  • Dental impression material
    Patent number: 4891390
    Abstract: The present invention relates to the addition of aluminum salts of fatty acids with 12 to 18 carbon atoms, particularly aluminum stearate, to dental impression materials on the basis of addition and/or condensation crosslinking organosilicones to improve their structural viscosity behavior and thus to ease their handling for the dentist.
    Type: Grant
    Filed: July 3, 1986
    Date of Patent: January 2, 1990
    Assignee: Blendax GmbH
    Inventors: Heidrun Ott, Werner Kuhlmann