Patents by Inventor Wenhua W. Wang

Wenhua W. Wang 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).

  • Novel process to prepare microencapsulated formulations
    Publication number: 20020086045
    Abstract: Provided is a method of encapsulating a chemical agent comprising: (a) combining particles of a chemical agent and an encapsulation effective amount of a first encapsulating agent in an aqueous solvent and (b), converting the first encapsulating agent to a polymer to form encapsulated particles of the chemical agent.
    Type: Application
    Filed: November 8, 2001
    Publication date: July 4, 2002
    Inventor: Wenhua W. Wang
  • Process to prepare microencapsulated formulations
    Patent number: 6387385
    Abstract: Provided is a method of encapsulating a chemical agent comprising: (a) combining particles of a chemical agent and an encapsulation effective amount of a first encapsulating agent in an aqueous solvent and (b), converting the first encapsulating agent to a polymer to form encapsulated particles of the chemical agent.
    Type: Grant
    Filed: November 10, 1999
    Date of Patent: May 14, 2002
    Assignee: FMC Corporation
    Inventor: Wenhua W. Wang