Patents by Inventor Edward Caldwell SMITH

Edward Caldwell SMITH 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).

  • Manufacture of microspheres using a hydrocyclone
    Patent number: 8708159
    Abstract: This disclosure features a system for processing microspheres. A vessel contains a suspension of solidified microspheres comprising polymer and an active agent. A hydrocyclone has a fluid inlet, a first fluid outlet and a second fluid outlet. The fluid inlet is in fluid communication with the vessel and receives the suspension. The second fluid outlet contains a flow of the suspension having concentrated microspheres. The first fluid outlet contains a flow of a relatively large amount of liquid compared to the flow from the second fluid outlet. Also featured is a method of processing the microspheres using the hydrocyclone.
    Type: Grant
    Filed: February 16, 2011
    Date of Patent: April 29, 2014
    Assignee: Oakwood Laboratories, LLC
    Inventors: Bagavathikanun Chithambara Thanoo, Edward Caldwell Smith, Mark Smith
  • MANUFACTURE OF MICROSPHERES USING A HYDROCYCLONE
    Publication number: 20120205293
    Abstract: This disclosure features a system for processing microspheres. A vessel contains a suspension of solidified microspheres comprising polymer and an active agent. A hydrocyclone has a fluid inlet, a first fluid outlet and a second fluid outlet. The fluid inlet is in fluid communication with the vessel and receives the suspension. The second fluid outlet contains a flow of the suspension having concentrated microspheres. The first fluid outlet contains a flow of a relatively large amount of liquid compared to the flow from the second fluid outlet. Also featured is a method of processing the microspheres using the hydrocyclone.
    Type: Application
    Filed: February 16, 2011
    Publication date: August 16, 2012
    Applicant: OAKWOOD LABORATORIES, LLC
    Inventors: Bagavathikanun Chithambara THANOO, Edward Caldwell SMITH, Mark SMITH