Patents by Inventor Pierre Amiguet

Pierre Amiguet 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).

  • Method of isolating acid-stable, biologically active proteins
    Patent number: 5288856
    Abstract: A method of isolating cystine rich acid-stable, biologically active proteins comprising the steps of co-precipitation by acidification of said proteins together with at least one acid-sensitive protein; isolation of said proteins from the co-precipitate by its resuspension in aqueous solution and the subsequent recovery of the proteins from the supernatant.
    Type: Grant
    Filed: March 19, 1992
    Date of Patent: February 22, 1994
    Inventor: Pierre Amiguet