Patents by Inventor Bettina Korthaus

Bettina Korthaus 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).

  • Prosthesis material
    Patent number: 7361697
    Abstract: Prosthesis material having improved stability during storage, reduced plaque affinity and improved polishing properties.
    Type: Grant
    Filed: January 31, 2005
    Date of Patent: April 22, 2008
    Assignee: Heraeus Kulzer GmbH & Co.KG
    Inventors: Frank Stange, Novica Savic, Albert Erdrich, Teresa Puchalska, Bettina Korthaus
  • Prosthesis material
    Publication number: 20050131098
    Abstract: Prosthesis material having improved stability during storage, reduced plaque affinity and improved polishing properties.
    Type: Application
    Filed: January 31, 2005
    Publication date: June 16, 2005
    Applicant: Heraeus Kulzer GmbH & Co. KG
    Inventors: Frank Stange, Novica Savic, Albert Erdrich, Teresa Puchalska, Bettina Korthaus
  • Process for producing a prosthesis and a prosthesis material
    Patent number: 6881360
    Abstract: A process for producing a dental prosthesis wherein an impression is taken of the patient's mouth, a working model is created, a base plate is applied to the working model, an insulating film is applied to the base plate, a tooth arrangement in wax is formed on the base plate, a framework of the teeth is then formed with an investment compound, the wax is then boiled out and replaced with a curable material which is subsequently hardened.
    Type: Grant
    Filed: March 21, 2002
    Date of Patent: April 19, 2005
    Assignee: Heraeus Kulzer GmbH & Co. KG
    Inventors: Frank Stange, Novica Savic, Albert Erdrich, Teresa Puchalska, Bettina Korthaus
  • Dental embedding material, dental kit and method for making a prosthesis
    Patent number: 6575750
    Abstract: Among other things, a dental embedding material is proposed, containing: 10-30 wt.-% polyethylene glycol dimethacrylate 40-55 wt.-% polymethyl methacrylate 5-15 wt.-% highly disperse silicon dioxide <1 wt.-% photoinitiators, stabilizers, 10-30 wt.-% of at least one compound from the group: urethane dimethacrylate, bis-GMA, ethoxylated bis-GMA.
    Type: Grant
    Filed: December 7, 2000
    Date of Patent: June 10, 2003
    Assignee: Heraeus Kulzer GmbH & Co. KG
    Inventors: Albert Erdrich, Frank Stange, Novica Savic, Bettina Korthaus
  • Process for producing a prosthesis and a prosthesis material
    Publication number: 20030003172
    Abstract: Process for producing a dental prosthesis comprising the steps of:
    Type: Application
    Filed: March 21, 2002
    Publication date: January 2, 2003
    Inventors: Frank Stange, Novica Savic, Albert Erdrich, Teresa Puchalska, Bettina Korthaus
  • Dental isolation material, an application, a dental kit, two additional methods for making a prosthesis, a use for the isolation material, a prosthesis, an additional method for making a prosthesis, and a additional applications of the isolation material
    Publication number: 20010020052
    Abstract: A dental isolation material, among other things, is proposed, containing:
    Type: Application
    Filed: December 7, 2000
    Publication date: September 6, 2001
    Inventors: Albert Erdrich, Frank Stange, Novica Savic, Bettina Korthaus
  • Dental embedding material, a dental kit, a method for making a prosthesis, uses of the embedding material, a prosthesis, an individual flask, a dental pre-rim material
    Publication number: 20010020051
    Abstract: Among other things, a dental embedding material is proposed, containing:
    Type: Application
    Filed: December 7, 2000
    Publication date: September 6, 2001
    Inventors: Albert Erdrich, Frank Stange, Novica Savic, Bettina Korthaus