Patents by Inventor Jan Rubin

Jan Rubin 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 preparing cheese-base
    Patent number: 4401679
    Abstract: A process for preparing cheese-base by concentrating milk in a manner known per se through ultrafiltration combined with diafiltration and evaporation, whereby the retentate from the ultrafiltration is inoculated with an acid culture before the evaporation and after evaporation acidifies to completion in packing.The process may be carried out during a normal working-day, and it ensures a high yield in the preparation of cheese.
    Type: Grant
    Filed: August 6, 1981
    Date of Patent: August 30, 1983
    Assignee: Pasilac A/S
    Inventors: Jan Rubin, Poul Bjerre