Patents by Inventor Nicola Casilli

Nicola Casilli 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).

  • Composition forming artificial marble or granite
    Publication number: 20010051674
    Abstract: Composition forming artificial marble or granite, comprising:
    Type: Application
    Filed: April 5, 2001
    Publication date: December 13, 2001
    Inventors: Fiorenzo Renzi, Nicola Casilli, Roberto Forestieri, Nereo Nodari
  • Photochromatic composition and photochromatic articles which contain it
    Patent number: 5180524
    Abstract: A photochromatic composition contains at least two photochromatic compounds, defined by the general formula: ##STR1## wherein the various substituents from R.sub.1 to R.sub.7 and X are as defined in the specification.In such a mixture, at least one photochromatic compound is defined by the general formula, wherein R.sub.7 represents a hydrogen atom, and at least one further compound is also defined by the general formula, wherein R.sub.7 represents an -NR.sub.8 R.sub.9, with R.sub.8 and R.sub.9 having the meaning as defined in the text.
    Type: Grant
    Filed: February 4, 1991
    Date of Patent: January 19, 1993
    Assignee: Enichem Synthesis S.p.A.
    Inventors: Nicola Casilli, Luciana Crisci, Fiorenzo Renzi, Franco Rivetti