Patents by Inventor Mehrdad Lotfi

Mehrdad Lotfi 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 cement composition
    Patent number: 8668770
    Abstract: Disclosed is a dental cement composition made up of ingredients comprising the nanoparticles of dicalcium and tricalcium silicate, bismuth oxide, gypsum, zeolite and strontium carbonate. The dental cement can also be used as bone cement, pulpotomy agent, pulp capping material, dental implant material, perforation repair material, and root-end filling material.
    Type: Grant
    Filed: August 17, 2011
    Date of Patent: March 11, 2014
    Inventors: Mohammad Ali Saghiri, Mehrdad Lotfi, Houtan Aghili
  • DENTAL CEMENT COMPOSITION
    Publication number: 20120012030
    Abstract: Disclosed is a dental cement composition made up of ingredients comprising the nanoparticles of dicalcium and tricalcium silicate, bismuth oxide, gypsum, zeolite and strontium carbonate. The dental cement can also be used as bone cement, pulpotomy agent, pulp capping material, dental implant material, perforation repair material, and root-end filling material.
    Type: Application
    Filed: August 17, 2011
    Publication date: January 19, 2012
    Inventors: Mohammad Ali Saghiri, Mehrdad Lotfi, Houtan Aghili