Patents by Inventor Henry Hies

Henry Hies 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 the sterile filtration of milk
    Patent number: 5576040
    Abstract: The present invention relates to a process for obtaining sterile milk, wherein the calcium ion content is reduced preferably to half of the naturally occurring amount by means, for example, of ion exchange or dialysis, and the milk is then filtered sterile, and if desired calcium ions are added again to restore the natural content.The product thus obtained has all of the biological activities as well as virtually the original composition, but it is free of bacteria, fungi and spores and will keep for a longer time.
    Type: Grant
    Filed: July 29, 1994
    Date of Patent: November 19, 1996
    Assignee: Biotest Pharma GmbH
    Inventors: Wolfgang Moller, Wolfgang Stephan, Henry Hies
  • Colostrum filtered sterile
    Patent number: 5147548
    Abstract: A sterile-filtered colostrum solution that contains casein is made by adjusting the pH of a colostrum solution to 2.5 to 3.5 and then filtering it clear and sterile. It is preferably first defatted, and adjusted to pH 5.5 to 8 after the acid treatment but before being filtered.
    Type: Grant
    Filed: August 14, 1991
    Date of Patent: September 15, 1992
    Assignee: Biotest Pharma GmbH
    Inventors: Henry Hies, Wolfgang Moller, Herbert Dichtelmuller, Wolfgang Stephan