Patents by Inventor David Renier

David Renier 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).

  • N-sulphated hyaluronic acid compounds, derivatives thereof and a process for their preparation
    Patent number: 6833363
    Abstract: The present invention is directed to novel sulphated compounds of hyaluronic acid and derivatives thereof, optionally salified, wherein the glucosamines are partially N-sulphated and partially or totally O-sulphated in position 6. The compounds of the invention have anticoagulant and antithrombotic activities and are useful in the preparation of pharmaceutical compositions and biomaterial and in the production of coatings for biomaterials compositions and biomaterials and in the production of coating for biomedical objects.
    Type: Grant
    Filed: October 3, 2001
    Date of Patent: December 21, 2004
    Assignee: Fidia Farmaceutici S.p.A.
    Inventors: David Renier, Lanfranco Callegaro
  • Biomaterials comprising N-sulphated hyaluronic acid compounds or derivatives thereof
    Patent number: 6579978
    Abstract: The present invention is directed to novel sulphated compounds of hyaluronic acid and derivatives thereof, optionally salified, wherein the glucosamines are partially N-sulphated or partially N-sulphated and partially or totally O-sulphated in position 6. The compounds of the invention have anticoagulant and antithrombotic activities and are useful in the preparation of pharmaceutical compositions and biomaterials and in the production of coatings for biomedical objects.
    Type: Grant
    Filed: December 6, 1999
    Date of Patent: June 17, 2003
    Assignee: Fidia Farmaceuti S.p.A.
    Inventors: David Renier, Lanfranco Callegaro
  • N-sulphated hyaluronic acid compounds, derivatives thereof and a process for their preparation
    Publication number: 20020037874
    Abstract: The present invention id directed to novel sulphated compounds of hyaluronic acid and derivatives thereof, optionally salified, wherein the glucosamines are partially N-sulphated and partially or totally O-sulphated in position 6. The compounds of the invention have anticoagulant and antithrombotic activities and are useful in the preparation of pharmaceutical compositions and biomaterial and in the production of coatings for biomaterials compositions and biomaterials and in the production of coating for biomedical objects.
    Type: Application
    Filed: October 3, 2001
    Publication date: March 28, 2002
    Applicant: FIDIA ADVANCED BIOPOLYMERS
    Inventors: David Renier, Lanfranco Callegaro