Patents Assigned to Peridoc AB
  • Testkit and method
    Patent number: 6340455
    Abstract: Skin prick test for the determination of the predisposition of an individual to develop marginal periodontitis, said kit comprising: (a) a first reagent containing a known quantity of a surface structure common to anaerobic Gram negative pathogens which is capable of triggering the inflammatory response associated with periodontitis and gingivitis; (b) second reagent containing an agonist to said individual; (c) a negative control; and (d) instructions for the use of said kit; and a method for such determination of predisposition.
    Type: Grant
    Filed: June 23, 1999
    Date of Patent: January 22, 2002
    Assignee: Peridoc AB
    Inventors: Leif Blomlöf, Sven Lindskog, Olle Zetterström
  • Kit for use in the conditioning of dental cavities
    Patent number: 6197212
    Abstract: A process for the conditioning of dental cavities by etching in preparation for bonding restoration to enamel and dentin, comprising the steps: a) etching the dentin part of a dental cavity using an aqueous composition containing, as an active constituent, EDTA, in an effective amount, and b) etching the enamel part of said cavity using a conventional etching acid; and a kit for use in such process for conditioning.
    Type: Grant
    Filed: January 26, 1999
    Date of Patent: March 6, 2001
    Assignee: Peridoc AB
    Inventors: Sven Lindskog, Leif Blomlöf
  • Dental cavity conditioning
    Patent number: 6027341
    Abstract: A process for the conditioning of dental cavities by etching in preparation for bonding restorations to enamel and dentin, comprising the steps: a) etching the dentin part of a dental cavity using an aqueous composition containing, as an active constituent, EDTA in an effective amount, and b) etching the enamel part of said cavity using a conventional etching acid; and a kit for use in such process for conditioning.
    Type: Grant
    Filed: March 11, 1997
    Date of Patent: February 22, 2000
    Assignee: Peridoc AB
    Inventors: Sven Lindskog, Leif Blomlof