Patents by Inventor Antonius Franciscus van Dam

Antonius Franciscus van Dam 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).

  • Oil-in-water emulsion and process for the preparation thereof
    Patent number: 4119564
    Abstract: Oil-in-water emulsions with an increased viscosity are produced by incorporating an effective amount of phospholipase A-treated phospholipoprotein.
    Type: Grant
    Filed: April 19, 1977
    Date of Patent: October 10, 1978
    Assignee: Lever Brothers Company
    Inventor: Antonius Franciscus Van Dam
  • Emulsions
    Patent number: 4034124
    Abstract: Emulsions comprising an oil phase, an aqueous phase and a phospholipo-protein which has been subjected to a treatment with phospholipase A as emulsion stabilizer. These emulsions have an increased stability, especially heat stability, compared with emulsions which do not contain such a stabilizer.
    Type: Grant
    Filed: November 19, 1975
    Date of Patent: July 5, 1977
    Assignee: Lever Brothers Company
    Inventor: Antonius Franciscus van Dam