Patents by Inventor Ann M. Rogers

Ann M. Rogers 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).

  • Reduction of microbial population on surface of food materials
    Patent number: 4814193
    Abstract: The present invention teaches of process for reducing the microbial population, in particular the pathogens, on the surface of food materials such as fruits and vegetables consisting of contacting the food material with a first aqueous medium having an acidic pH followed by transferring the food material to a second aqueous medium having a basic pH and washing the food material in tap water to remove the base residue on the surface of the food material.
    Type: Grant
    Filed: April 6, 1988
    Date of Patent: March 21, 1989
    Assignee: General Foods Corporation
    Inventors: Soliman Shenouda, Adolph Clausi, Ann M. Rogers, Nabil El-Hag
  • Preservation of the green color of blanched vegetables
    Patent number: 4701330
    Abstract: The present invention is concerned with a method for preserving the green color of vegetables stored at refrigeration temperatures wherein vegetables are blanched with water or steam followed by a vacuum treatment for 30 minutes and an immersion treatment of the same while under vacuum in an alkaline solution having a pH of about 8.7 followed by vacuum release, packaging and storing the vegetables under refrigerated condition.
    Type: Grant
    Filed: May 12, 1986
    Date of Patent: October 20, 1987
    Assignee: General Foods Corporation
    Inventors: Ann M. Rogers, Nabil A. El-Hag, Soliman Y. K. Shenouda