Patents by Inventor Brant Ulrick Kolb

Brant Ulrick Kolb 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).

  • Dental materials with nano-sized silica particles
    Patent number: 6899948
    Abstract: A dental material comprising a hardenable resin and silica particles dispersed within the hardenable resin, wherein the silica particles have an average diameter of less than about 200 nm and are present in an amount greater than about 40 wt % of the weight of the dental material. The dental material may further comprise a heavy metal oxide. The dental material can be used as dental adhesives, artificial crowns, anterior or posterior fillings, casting materials, cavity liners, cements, coating compositions, mill blanks, orthodontic devices, restoratives, prostheses, and sealants.
    Type: Grant
    Filed: April 15, 2002
    Date of Patent: May 31, 2005
    Assignee: 3M Innovative Properties Company
    Inventors: Xiaodong Zhang, Brant Ulrick Kolb, Douglas Alan Hanggi, Bradley Dene Craig
  • Dental materials with nano-sized silica particles
    Publication number: 20020156152
    Abstract: A dental material comprising a hardenable resin and silica particles dispersed within the hardenable resin, wherein the silica particles have an average diameter of less than about 200 nm and are present in an amount greater than about 40 wt % of the weight of the dental material. The dental material may further comprise a heavy metal oxide. The dental material can be used as dental adhesives, artificial crowns, anterior or posterior fillings, casting materials, cavity liners, cements, coating compositions, mill blanks, orthodontic devices, restoratives, prostheses, and sealants.
    Type: Application
    Filed: April 15, 2002
    Publication date: October 24, 2002
    Applicant: 3M Innovative Properties Company
    Inventors: Xiaodong Zhang, Brant Ulrick Kolb, Douglas Alan Hanggi, Bradley Dene Craig
  • Radiopaque dental materials with nano-sized particles
    Patent number: 6387981
    Abstract: A dental material comprising a hardenable resin, a non-heavy metal oxide particle and a heavy metal oxide. The dental materials can be radiopaque, strong, translucent, or resistant to toothbrush abrasion, or combinations thereof.
    Type: Grant
    Filed: October 28, 1999
    Date of Patent: May 14, 2002
    Assignee: 3M Innovative Properties Company
    Inventors: Xiaodong Zhang, Brant Ulrick Kolb, Douglas Alan Hanggi, Sumita Basu Mitra, Paula D'Nell Ario, Richard Paul Rusin