Patents by Inventor Ian A. Challen

Ian A. Challen 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 preparation of algin or pectin gels
    Patent number: 4347261
    Abstract: Edible alginate and low-methoxy-pectate gels are produced by rapidly mixing aqueous slurries containing finely divided foodstuff and particles of sparingly soluble solid, e.g. calcium sulphate, capable of releasing gelling agent into solution, throughout gellable aqueous alginate or low-methoxy-pectate sols, and then under shear-free conditions allowing the solid to release the gelling agent, e.g. calcium ions so that the mixture can gel.
    Type: Grant
    Filed: July 24, 1980
    Date of Patent: August 31, 1982
    Assignee: International Octrooi Maatischappit "Octropa" B.V.
    Inventors: Ian A. Challen, Sandra East, George R. Sanderson
  • Meat filled pie containing chemically set gel particles and process
    Patent number: 4303681
    Abstract: Baked filled pies having a meat filling which are succulent and non-soggy and have a high bacteriological standard, are obtained by dispersing chemically set gel particles, like alkaline earth metal alginate or low-methoxy pectate, into the meat filling in a weight ratio of meat filling to gel particles of 50:50 to 95:5, respectively.
    Type: Grant
    Filed: September 20, 1979
    Date of Patent: December 1, 1981
    Assignee: Internationale Octrooi Maatschappij "OCTROPA"
    Inventors: Ian A. Challen, Sandra East, George R. Sanderson