Patents by Inventor Hielke Tjeerd De Vries

Hielke Tjeerd De Vries 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).

  • Process for the production of chemically or enzymatically modified polysaccharides, and products made thereby
    Publication number: 20020134281
    Abstract: Processes for reducing viscosity in an aqueous polysaccahride composition comprising combining the aqueous composition with a non-aqueous viscosity reducing agent. In particular, processes for reducing the viscosity in an aqueous carbohydrate gum composition. In particular, processes for reducing viscosity of an aqueous composition of polysaccharide comprising combining viscosity reducing agent with the polysaccharide composition in an amount effective to form a two phase system. Products produced according to the aforementioned processes are also described. Aqueous compositions including polysaccharide and non-aqueous viscosity reducing agent, and wherein the water content of the composition is at least about 40 wt %. Aqueous compositions including polysaccharide and non-aqueous viscosity reducing agent and wherein the viscosity of the composition is reduced by at least 10%.
    Type: Application
    Filed: August 1, 2001
    Publication date: September 26, 2002
    Inventors: Ronald Busink, Alfred J. Haandrikman, Michaela Hofbauer, Hielke Tjeerd de Vries, Sandra Berberich-Francken
  • Coated food
    Patent number: 5972399
    Abstract: A ready to eat, nonfried food made up of a cooked and hydrated carbohydrate core, and a cation crosslinked polysaccharide coating which substantially reduces the core's glycemic response.
    Type: Grant
    Filed: February 4, 1998
    Date of Patent: October 26, 1999
    Assignee: Hercules Incorporated
    Inventors: John Arthur Lapre, William Thomas McNabola, Jan Veenstra, Hielke Tjeerd De Vries
  • Method for preparing a coated food
    Patent number: 5795606
    Abstract: A ready to eat, nonfried food made up of a cooked and hydrated carbohydrate core, and a cation crosslinked polysaccharide coating which substantially reduces the core's glycemic response.
    Type: Grant
    Filed: October 2, 1995
    Date of Patent: August 18, 1998
    Assignee: Hercules Incorporated
    Inventors: John Arthur Lapre, William Thomas McNabola, Jan Veenstra, Hielke Tjeerd De Vries