Patents by Inventor Federica Benvenuti

Federica Benvenuti 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).

  • Alkaline earth metal complexes and their use
    Publication number: 20050170092
    Abstract: Chelate complexes of calcium, strontium and barium formed with ligands that are beta-ketiminate compounds having a scorpion tail; intermediate compounds useful in producing the aforementioned complexes; a method for producing such complexes, and the use of such complexes for depositing layers containing calcium, barium or strontium.
    Type: Application
    Filed: December 28, 2004
    Publication date: August 4, 2005
    Applicant: Solvay Barium Strontium GmbH
    Inventors: Federica Benvenuti, Dominique Jan
  • Catalytic complexes and their use for polymerizing alpha-olefins
    Patent number: 6670434
    Abstract: A complex of a transition metal complying with the general formula (I) in which M is a transition metal of groups 6 to 12, T is the oxidation state of M, each A, which may be identical with or differ from each other, is an atom or an atomic grouping bonded covalently or ionically to the transition metal M, b is the valency of A, each R1, R2, R3, R4 and R5 is independently a hydrogen atom, an unsubstituted or substituted hydrocarbon group, an unsubstituted or substituted heterohydrocarbon group, or an inert functional group, R6 and R7 are, independently of one another, a polynuclear aromatic hydrocarbon group containing at least two condensed benzene nuclei, substituted with at least one hydrocarbon group.
    Type: Grant
    Filed: May 20, 2002
    Date of Patent: December 30, 2003
    Assignee: Solvay Polyolefins Europe-Belgium (Societe Anonyme)
    Inventors: Federica Benvenuti, Philippe Francois
  • Catalytic complexes and their use for polymerizing alpha-olefins
    Publication number: 20030018147
    Abstract: A complex of a transition metal complying with the general formula (I) 1
    Type: Application
    Filed: May 20, 2002
    Publication date: January 23, 2003
    Applicant: SOLVAY POLYOLEFINS EUROPE-BELGIUM
    Inventors: Federica Benvenuti, Philipe Francois