Patents by Inventor Ian J. Bolt

Ian J. Bolt 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).

  • Pharmaceutical formulation
    Patent number: 5225197
    Abstract: A chewable tablet comprises a medicament dispersed in a chewable base, such as mannitol, together with an effervescent couple, such as citric acid - sodium bicarbonate. The combination of effervescence and chewability with optional flavorings improves the taste characteristics of the medicament in oral adminstration. A disintegrant such as microcrystalline cellulose may be added to give the patient the option of dispersing the tablet in water.
    Type: Grant
    Filed: April 27, 1990
    Date of Patent: July 6, 1993
    Assignee: Beecham Group plc
    Inventors: Ian J. Bolt, David R. Merrifield, Paul L. Carter