Patents by Inventor Ricky J. Offerman

Ricky J. Offerman 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).

  • Cyclodextrin ethers
    Patent number: 6479467
    Abstract: This invention relates to a new composition of matter which comprises hydroxybutenyl derivatives of cyclodextrins (HBenCD) or mixed ethers of cyclodextrins where at least one of the ether substituents is hydroxybutenyl (HBenRCD where R is an ether substituent other than hydroxybutenyl). This invention also relates to novel processes for the preparation of cyclodextrin ethers. This invention further relates to inclusion complexes formed between HBenCD or HBenRCD and guest molecules. Such inclusion complexes are useful in pharmaceutical, cosmetic, and food applications. Furthermore, this invention relates to the incorporation of HBenCD or HBenRCD or their inclusion complexes in thermoplastic materials, textiles or membranes.
    Type: Grant
    Filed: December 16, 1999
    Date of Patent: November 12, 2002
    Assignee: Eastman Chemical Company
    Inventors: Charles M. Buchanan, Daniel W. Dixon, Jr., Juanelle L. Lambert, Ricky J. Offerman, Matthew D. Wood