Patents by Inventor Oscar Gold

Oscar Gold 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).

  • Proceeding for the preparation of the prolonged action granule compound containing 4-nitro-2-phenoxymethanesulfonanilide
    Patent number: 6187343
    Abstract: The invention includes a compound formulated by means of an association of sustained liberation in granules that maintains the therapeutic action of 4-nitro-2-phenoxymethanesulfonanilide and with a decrease of the fluctuations of the plasmatic concentrations the invention also includes a proceeding to obtain the compound. The active agent is micronized together with a disintegrant and adhered by means of bonding polymers from a solution to neutral granules made of sugar, forming granules of fast, conventional or immediate action. A fraction of the granules adhered and coated with the active agent is incorporated to polymers from a solution that confer a prolonged and controlled action to the active agent and is associated or mixes to the remaining granules containing the active agent (granules of immediate action), to prepare and administer different doses.
    Type: Grant
    Filed: December 22, 1997
    Date of Patent: February 13, 2001
    Inventor: Oscar Gold