Patents by Inventor Olga Privalov

Olga Privalov 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).

  • Method of microencapsulation
    Patent number: 7838037
    Abstract: The present invention provides methods for microencapsulation of active ingredients for topical application, whereby double-layer and triple-layer microcapsules are obtained. The microcapsules protect the active ingredients, maintain their original activity throughout processing, formulation and storage, and enable controlled release of the active ingredient only upon application onto the skin.
    Type: Grant
    Filed: August 22, 2005
    Date of Patent: November 23, 2010
    Assignee: Tagra Biotechnologies Ltd.
    Inventors: Emma Kvitnitsky, Yury Shapiro, Olga Privalov, Irena Oleinik, Igor Polisher
  • Method of microencapsulation
    Publication number: 20060051425
    Abstract: The present invention provides methods for microencapsulation of active ingredients for topical application, whereby single-layer and multi-layer, preferably double-layer, microcapsules, are obtained. The microcapsules protect the active ingredients, maintain their original activity throught processing, formulation and storage, and enable controlled release of the active ingredient only upon application onto the skin.
    Type: Application
    Filed: August 22, 2005
    Publication date: March 9, 2006
    Applicant: Tagra Biotechnologies Ltd.
    Inventors: Emma Kvitnitsky, Yury Shapiro, Olga Privalov, Irena Oleinik, Igor Polisher