Patents by Inventor David B. Volkin

David B. Volkin 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: 5348941
    Abstract: Medicinal compositions containing fibroblast growth factor are stabilized against loss of biological activity by including in said composition a stabilizing amount of phytic add, phosvitin, phosphate buffer, (NH.sub.4).sub.6 P.sub.4 O.sub.13, Na.sub.5 P.sub.3 O.sub.10, Na.sub.4 P.sub.2 O.sub.7 and Na.sub.3 P.sub.3 O.sub.9, adenosine tetra, tri, di and mono phosphate and related diadenosine compounds plus other single and multi-phosphorylated mono and di-nucleotides, poly-aspartic acid, poly-adenylic-guanylic add and related compounds, double stranded deoxyribonucleic add, single stranded deoxyfibonucleic acid and poly-glutamic acid. Medicinal compositions for topical use are combined with a viscous excipient such as a water soluble polysaccharide with said combination with a second stabilizier.
    Type: Grant
    Filed: April 1, 1992
    Date of Patent: September 20, 1994
    Assignee: Merck & Co., Inc.
    Inventors: C. Russell Middaugh, Pei-Kuo Tsai, David B. Volkin