Patents by Inventor Johannes Waltenberger

Johannes Waltenberger 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).

  • PDGF receptor kinase inhibitory compounds, their preparation, purification and pharmaceutical compositions including same
    Publication number: 20040132725
    Abstract: A preparation of a tyrphostin including a compound of a general formula: 1
    Type: Application
    Filed: November 19, 2003
    Publication date: July 8, 2004
    Inventors: Alexander Levitzki, Aviv Gazit, Shmuel Banai, David S. Gertz, Gershon Golomb, Frank D. Boehmer, Johannes Waltenberger
  • PDGF receptor kinase inhibitory compounds, their preparation, purification and pharmaceutical compositions including same
    Patent number: 6673798
    Abstract: A purified tyrphostin of a general formula: wherein, for Compound I, R6 is either at position 6 or at position 7, or, for Compound II, R6 is either at position 6 or at position 8.
    Type: Grant
    Filed: April 9, 2001
    Date of Patent: January 6, 2004
    Assignee: Yissum Research Development Company of the Hebrew University of Jerusalem
    Inventors: Alexander Levitzki, Aviv Gazit, Shmuel Banai, David S. Gertz, Gershon Golomb, Frank D. Boehmer, Johannes Waltenberger
  • PDGF receptor kinase inhibitory compounds, their preparation, purification and pharmaceutical compositions including same
    Patent number: 6358954
    Abstract: An isometric enriched tyrphostin of a general formula: wherein, for Compound I, the tyrphostin is enriched either for R6 at position 6 or for R6 at position 7, or, for Compound II, the tyrphostin is enriched either for R6 at position 6 or for R6 at position 8. Further disclosed are pharmaceutical compositons containing the isometric enriched tyrphostin and methods of using same to treat cell proliferative diseases.
    Type: Grant
    Filed: November 9, 1999
    Date of Patent: March 19, 2002
    Assignee: Yissum Research Development Company of the Hebrew University of Jerusalem
    Inventors: Alexander Levitzki, Aviv Gazit, Shmuel Banai, S. David Gertz, Gershon Golomb, Frank D. Boehmer, Johannes Waltenberger
  • PDGF receptor kinase inhibitory compounds, their preparation, purification and pharmaceutical compositions including same
    Publication number: 20020028817
    Abstract: A preparation of a tyrphostin including a compound of a general formula: 1
    Type: Application
    Filed: April 9, 2001
    Publication date: March 7, 2002
    Applicant: Yissum Research Development Company of the Hebrew University of Jerusalem
    Inventors: Alexander Levitzki, Aviv Gazit, Shmuel Banai, David S. Gertz, Gershon Golomb, Frank D. Boehmer, Johannes Waltenberger