Patents by Inventor Daniel Wellner

Daniel Wellner 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).

  • Deblocking amino terminal N-acetyl serine and N-acetyl threonine residues in peptides and proteins to allow sequencing
    Patent number: 5008372
    Abstract: Deblocking of amino terminal N-acetyl serine and N-acetyl threonine residue in proteins and peptides to allow sequencing by the Edman degradation technique is carried out by reacting blocked protein or peptide with anhydrous trifluoracetic acid for 1 to 15 minutes at 30.degree. to 60.degree. C., removing the remaining trifluoroacetic acid and maintaining reacting mixture from which trifluoroacetic acid has been removed at 30.degree. to 100.degree. C. for 60 minutes to 5 days.
    Type: Grant
    Filed: February 12, 1990
    Date of Patent: April 16, 1991
    Assignee: Cornell Research Foundation, Inc.
    Inventor: Daniel Wellner