Patents by Inventor Ronaldo NASCIMENTO

Ronaldo NASCIMENTO 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).

  • Fragrance compositions and air care devices
    Patent number: 10669509
    Abstract: The present invention aims a new fragrance composition comprising a fragrance compound and a solvent or carrier, wherein at least 10% by weight based on the total weight of solvent and carrier of the fragrance composition is one or more specific low vapor pressure volatile organic compound (VOC). The new fragrance composition is particularly well adapted to air care devices like wicking or electrical systems (plug-in, reed diffusers . . . ).
    Type: Grant
    Filed: January 25, 2016
    Date of Patent: June 2, 2020
    Assignees: RHODIA OPERATIONS, RHODIA POLIAMIDA E ESPECIALIDADES S.A.
    Inventors: Ronaldo Nascimento, Darlene Felix, Tingting Zhang
  • Solvent system and compositions therewith
    Patent number: 10239116
    Abstract: The present invention relates to a solvent system characterized by the fact that is comprises one or more dioxolane-derived esters of formula I where R1, R2 and R3 are the same or different, selected from hydrogen, alkyl, alkenyl and phenyl, and n is an integer between 1 and 5.
    Type: Grant
    Filed: February 12, 2014
    Date of Patent: March 26, 2019
    Assignee: RHODIA POLIAMIDA E ESPECIALIDADES LTDA
    Inventors: Ronaldo Nascimento, Suelbi Silva
  • FRAGRANCE COMPOSITIONS AND AIR CARE DEVICES
    Publication number: 20180320106
    Abstract: The present invention aims a new fragrance composition comprising a fragrance compound and a solvent or carrier, wherein at least 10% by weight based on the total weight of solvent and carrier of the fragrance composition is one or more specific low vapor pressure volatile organic compound (VOC). The new fragrance composition is particularly well adapted to air care devices like wicking or electrical systems (plug-in, reed diffusers . . . ).
    Type: Application
    Filed: January 25, 2016
    Publication date: November 8, 2018
    Inventors: Ronaldo NASCIMENTO, Darlene FELIX, Tingting ZHANG
  • SOLVENT SYSTEM AND COMPOSITIONS THEREWITH
    Publication number: 20150361281
    Abstract: The present invention relates to a solvent system characterized by the fact that is comprises one or more dioxolane-derived esters of formula I where R1, R2 and R3 are the same or different, selected from hydrogen, alkyl, alkenyl and phenyl, and n is an integer between 1 and 5.
    Type: Application
    Filed: February 12, 2014
    Publication date: December 17, 2015
    Applicant: RHODIA POLIAMIDA E ESPECIALIDADES LTDA
    Inventors: Ronaldo NASCIMENTO, Suelbi SILVA