Patents by Inventor Irina V. Rozhkova

Irina V. Rozhkova 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 producing kefir
    Patent number: 4957752
    Abstract: A process for producing kefir is provided which involves normalization of purified cow milk with respect to the content of dry solids by ultrafiltration of the milk at a temperature of 50.degree.-55.degree. C. till the content of dry solids is increased in the normalized milk by 0.5-4.0% by mass, further heat treatment at the temperature of 140.degree. C., introduction into the normalized milk of a leaven prepared using kefir fungi, leavening of the resulting mixture to a pH of 5.0-4.7, residence of the leavened mixture at a temperature of 18.degree.-20.degree. C. to a pH of 4.7-4.5, followed by packing.
    Type: Grant
    Filed: December 15, 1988
    Date of Patent: September 18, 1990
    Assignee: Vsesojuzny Nauchno-Issledovatelsky I Konstruktorsky Institut Molochnoi Promyshlennosti
    Inventors: Lilia N. Ivanova, Irina V. Rozhkova, Vera F. Semenikhina, Tatyana N. Knyazeva, Alexandr P. Chagarovsky