Patents by Inventor Denise Jeanne Claude Duval

Denise Jeanne Claude Duval 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).

  • Propionic acid derivatives
    Patent number: 4035371
    Abstract: .beta.-[Benzo(b)thienyl-3] propionic acid derivatives in the form of their amino esters (and salts thereof) are prepared. These compounds have spasmolytic, vasodilatatric, antiserotanic and local anaesthetic activity.
    Type: Grant
    Filed: January 22, 1976
    Date of Patent: July 12, 1977
    Assignee: Innothera
    Inventors: Max Fernand Robba, Denise Jeanne Claude Duval
  • Propionic acid derivatives
    Patent number: 3954780
    Abstract: .beta.-[Benzo(b)thienyl-3]propionic acid derivatives in the form of their amino esters (and salts thereof) are prepared. These compounds have spasmolytic, vasodilatatric, antiserotanic and local anaesthetic activity.
    Type: Grant
    Filed: July 18, 1974
    Date of Patent: May 4, 1976
    Assignee: Innothera
    Inventors: Max Fernand Robba, Denise Jeanne Claude Duval