Patents by Inventor Saverio Fornelli

Saverio Fornelli 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).

  • Finishing of textile fibre materials
    Patent number: 5752981
    Abstract: Finishing agent for the finishing treatment of textile fiber materials of natural origin and/or of regenerated cellulose and/or of synthetic fibers, containing i) a fine-grained, inorganic abrasive, ii) an anionic or non-ionic, low-foaming wetting agent, and iii) a non-ionic carrier, and the use of this finishing agent in the finishing treatment of textile fiber materials, whereby special surface effects are obtained.
    Type: Grant
    Filed: December 9, 1996
    Date of Patent: May 19, 1998
    Assignee: Clariant Finance (BVI) Limited
    Inventor: Saverio Fornelli
  • Process for pretreating a textile material
    Patent number: 5538648
    Abstract: A process for improving the removal of undesired substances from a cellulosic textile material comprisingi) treating the textile material with an aqueous solution comprisinga) citric acid,b) an alkali metal or ammonium salt of a gluconic acid, andc) optionally a mineral acid (preferably in a minor amount).
    Type: Grant
    Filed: June 6, 1995
    Date of Patent: July 23, 1996
    Assignee: Sandoz Ltd.
    Inventors: Dominik B ucheler, Saverio Fornelli
  • Process for treating textile materials with enzyme containing compositions and high frequency fields
    Patent number: 5512060
    Abstract: A process for the treatment of a textile material comprisinga) applying evenly a liquor solution (hereinafter referred to as "the liquor") for performing the treatment to the material in such a manner that the dry weight uptake of the solution at the end of this step is no more than 200%;b) then passing the material into a high frequency field of 10-50 MHz for 1 to 120 seconds; andc) optionally maintaining the material at the temperature that the material reaches in the high frequency field for up to 15 minutes (preferably 1-5 minutes).
    Type: Grant
    Filed: May 12, 1995
    Date of Patent: April 30, 1996
    Assignee: Sandoz Ltd.
    Inventors: Saverio Fornelli, Illa Souren
  • After treatment of cellulosic textiles dyed with fiber-reactive dyes
    Patent number: 4264324
    Abstract: A process for dyeing or printing with a fibre-reactive dyestuff a substrate consisting of or comprising cellulosic fibres, which process comprises treating the dyed or printed substrate, at a temperature from 20.degree. to 105.degree. C. with an aqueous solution of a polymer containing carboxylic acid groups at least partially neutralized in salt form.
    Type: Grant
    Filed: July 3, 1979
    Date of Patent: April 28, 1981
    Assignee: Sandoz Ltd.
    Inventors: Jean-Pierre Chavannes, Rene Fischer, Saverio Fornelli, Francis Palacin