Patents by Inventor Gummadi J. Franklin

Gummadi J. Franklin 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).

  • Thin film culture plate device containing granulated medium particles
    Patent number: 5869321
    Abstract: The present disclosure reports a thin film culture plate device including i) a self-supporting, waterproof substrate containing a layer of a unique reconstitutable culture medium made of nutrients for growing microorganisms, and a mixture of gelling agents which are prepared in granular form by agglomerating the nutrients and mixture of gelling agents in the presence of an aqueous binder and ii) a cover sheet adhered to a portion of the substrate. Methods to make agglomerated medium particles are also reported.
    Type: Grant
    Filed: August 20, 1997
    Date of Patent: February 9, 1999
    Assignee: Minnesota Mining and Manufacturing Company
    Inventor: Gummadi J. Franklin