Patents by Inventor Dan-Etienne Arizan

Dan-Etienne Arizan 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).

  • Patent number: 5965151
    Abstract: This bioactive concentrate is an active substance--aqueous solution or lyophilized powder--consisting of anti-hyaluronidase and antiinflammatory mucopolysaccharide polymers and an addition of restitutive and anti-hyaluronidase chondroitinsulphate, which has a pH=4-6 and antihyaluronidase activity. The bioactive concentrate producing method consists in a two--phased treatment of animal--originated connective cartilaginous tissues such as bovine and sheep trachea, umbilical cord, young animal tendons, bowels, testicles or sea organisms, with phenol solution and the solution resulted is concentrated by vacuum evaporation and then defatted; after filtering, the supernatant obtained is treated for deproteinization, the ion excess is removed by passing through ion exchanger column, the alcohol solution is concentrated to remove alcohol until reaching a volume of 70% as against the aqueous solution subject to proteinzation.
    Type: Grant
    Filed: October 3, 1997
    Date of Patent: October 12, 1999
    Assignee: S. C. Tehman S.R.L.
    Inventors: Ioan Manzatu, Dan-Etienne Arizan, Vasile Ionita-Manzatu, Marian Carasava, Maria Panait, Irina-Gabriela Scarlat