Patents by Inventor Nagin K. Patel

Nagin K. Patel 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).

  • Drug in bead form and process for preparing same
    Patent number: 4867984
    Abstract: A bead of a drug such as aspirin or acetaminophen formed from a small spheriodal seed particle of the drug or of an inert material coated with an adhesive and layers of drug particles likewise adhered by said adhesive, is provided. The beads may be rendered suitable for time release by coating a plurality of said beads. An 8-12% polyvinylpyrrolidone (PVP) solution may be used as the adhesive, the PVP complexing with aspirin and acetaminophen to reduce irritation of the user. Additionally, a method for manufacturing a drug in small beads having time releasae properties is also provided.
    Type: Grant
    Filed: February 17, 1989
    Date of Patent: September 19, 1989
    Assignee: Nagin K. Patel
    Inventor: Nagin K. Patel