Patents by Inventor Paul W. Wrezel

Paul W. Wrezel 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).

  • Oil extraction of cholesterol from milk products
    Patent number: 5378487
    Abstract: A method of extracting cholesterol from a milk product by shearing a mixture of oil:milk product in a ratio of between about 1:99 to about 1:4 and separating the decholesterolized milk product and oil phases.
    Type: Grant
    Filed: March 17, 1993
    Date of Patent: January 3, 1995
    Assignee: Kraft General Foods, Inc.
    Inventors: Zohar M. Merchant, Paul W. Wrezel, Lori L. Spurlock, Donald E. Carpenter
  • Method for removing cholesterol from edible oils
    Patent number: 5128162
    Abstract: Generally in accordance with the present invention, methods are provided for removing cholesterol from edible triglyceride oils. In this regard, animal fats typically contain cholesterol predominantly in the form of free cholesterol, as well as minor amounts of cholesterol esters of fatty acids such as cholesteryl oleate or palmitate. The present methods may be used to remove cholesterol from both animal and vegetable triglyceride oils, including, but not limited to, butterfat, beef tallow, fish oil, lard, soybean oil, canola oil, corn oil, sunflower oil, cottonseed oil, safflower oil, olive oil and peanut oil.
    Type: Grant
    Filed: July 31, 1990
    Date of Patent: July 7, 1992
    Assignee: Kraft General Foods, Inc.
    Inventors: Paul W. Wrezel, R. G. Krishnamurthy, Gerard L. Hasenhuettl