Patents by Inventor Eric O. Rijke

Eric O. Rijke 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).

  • Adjuvant mixture
    Patent number: 5565209
    Abstract: According to the present invention oil-free vaccines are provided which contain polyoxypropylene-polyoxyethylene polyols as well as an acrylic acid polymer as adjuvating constituents. These vaccines were found to show excellent immunizing properties.
    Type: Grant
    Filed: June 19, 1991
    Date of Patent: October 15, 1996
    Assignee: Akzo Nobel N.V.
    Inventor: Eric O. Rijke
  • Adjuvant mixture
    Patent number: 5026543
    Abstract: According to the present invention oil-free vaccines are provided which contain polyoxypropylenepolyoxyethylene polyols as well as an acrylic acid polymer as adjuvating constituents. These vaccines were found to show excellent immunizing properties.
    Type: Grant
    Filed: September 27, 1989
    Date of Patent: June 25, 1991
    Assignee: Akzo N.V.
    Inventor: Eric O. Rijke
  • Combined vaccine for viral and bacterial infections
    Patent number: 4788056
    Abstract: Vaccines containing both E.coli and herpes virus were found not to provide adequate protection against subsequent herpes virus infections. The present invention is concerned with a E.coli herpes virus combined vaccine which provides protection against both types of pathogen.
    Type: Grant
    Filed: April 9, 1987
    Date of Patent: November 29, 1988
    Assignee: Akzo N.V.
    Inventors: Heinrich D. Lutticken, Nicolaas Visser, Eric O. Rijke