Patents by Inventor Maria Del Carmen Velazquez Pereda

Maria Del Carmen Velazquez Pereda 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).

  • Xylitol esters and ethers applied as alternative emulsifiers, solvents, co-emulsifiers and preservative systems for pharmaceutical and cosmetic products
    Patent number: 8716506
    Abstract: This patent application has as purpose the application/utilization of esters and ethers derived from xylitol, obtained by organic synthesis, as alternative emollient, moisturizing, emulsifier and co-emulsifier and preservatives for pharmaceutical, cosmetic and veterinarian products. The molecules required in this invention patent are mainly xylitol esters and ethers associated to the chains of fatty acids and alcohols (FIGS. 1 and 2), applied isolated or in association with other molecules of known preserving and/or moisturizing/emollient actions, such as phenoxyethanol, butylene glycol, glycerin, caprylyl glycol, ethyl hexyl glycerin, phenetyl alcohol, nisin, lactoferrin, among others, as well as in association with other emollient/moisturizing and preservatives for application in cosmetic, pharmaceutical and veterinarian formulations.
    Type: Grant
    Filed: October 20, 2008
    Date of Patent: May 6, 2014
    Assignee: Chemyunion Quimica Ltda.
    Inventors: Maria Del Carmen Velazquez Pereda, Marcio Antonio Polezel, Gustavo Campos Dieamant, Cecilia Nogueira, Lilian Mussi, Marcos Roberto Rossan, Carlos Roque Duarte Correia, Nilton Soares Camilo
  • Sericin cationic nanoparticles for application in products for hair and dyed hair
    Patent number: 8709455
    Abstract: The objective of this patent application is the application/use of sericin nanoparticles m cosmetic formulas for hair care, as an agent that bestows/gives gloss and softness and promotes maintenance of coloration in dyed hair.
    Type: Grant
    Filed: June 15, 2009
    Date of Patent: April 29, 2014
    Assignee: Chemyunion Quimica Ltda.
    Inventors: Maria Del Carmen Velazquez Pereda, Marcio Antonio Polezel, Gustavo de Campos Dieamant, Cecilia Nogueira, Amanda Gomes Marcelino, Marcos Roberto Rossan, Maria Helena Andrade Santana
  • CHEMICAL STRUCTURE COMPRISING PHOSPHATES WITH POLYOL SUBSTRUCTURES FOR HAIR AND SKIN COSMETICS USAGE
    Publication number: 20120283224
    Abstract: A composition suitable for application to hair and/or skin comprises Phosphates Esters, such as Xylitol Phosphate Esters and other Polyol Units Phosphoric Acid Esters. This composition can be used to improve or treat skin, including scalp, conditions in cosmetic or pharmaceutical products for acne, dandruff, seborrheic dermatitis and malodor and/or can be incorporate in such formulations as a coemulsifying agent or a preservative, alone or in combination to other emulsifying or preservative agents in order to increase such activities.
    Type: Application
    Filed: November 3, 2009
    Publication date: November 8, 2012
    Applicant: CHEMYUNION QUIMICA LTDA
    Inventors: Maria Del Carmen Velazquez Pereda, Marcio Antonio Polezel, Gustavo De Campos Dieamant, Cecília Nogueira, Carlos Roque Duarte Correia, Nilton Soares Camilo, Jéssica Eleonora Pedroso Sanches Silveira
  • SERICIN CATIONIC NANOPARTICLES FOR APPLICATION IN PRODUCTS FOR HAIR AND DYED HAIR
    Publication number: 20120164196
    Abstract: The objective of this patent application is the application/use of sericin nanoparticles m cosmetic formulas for hair care, as an agent that bestows/gives gloss and softness and promotes maintenance of coloration in dyed hair
    Type: Application
    Filed: June 15, 2009
    Publication date: June 28, 2012
    Applicant: CHEMYUNION QUIMICA LTDA.
    Inventors: Maria Del Carmen Velazquez Pereda, Marcio Antonio Polezel, Gustavo de Campos Dieamant, Cecilia Nogueira, Amanda Gomes Marcelino, Marcos Roberto Rossan, Maria Helena Andrade Santana
  • XYLITOL ESTERS AND ETHERS APPLIED AS ALTERNATIVE EMULSIFIERS, SOLVENTS, CO-EMULSIFIERS AND PRESERVATIVE SYSTEMS FOR PHARMACEUTICAL AND COSMETIC PRODUCTS
    Publication number: 20110251415
    Abstract: This patent application has as purpose the application/utilization of esters and ethers derived from xylitol, obtained by organic synthesis, as alternative emollient, moisturizing, emulsifier and co-emulsifier and preservatives for pharmaceutical, cosmetic and veterinarian products. The molecules required in this invention patent are mainly xylitol esters and ethers associated to the chains of fatty acids and alcohols (FIGS. 1 and 2), applied isolated or in association with other molecules of known preserving and/or moisturizing/emollient actions, such as phenoxyethanol, butylene glycol, glycerin, caprylyl glycol, ethyl hexyl glycerin, phenetyl alcohol, nisin, lactoferrin, among others, as well as in association with other emollient/moisturizing and preservatives for application in cosmetic, pharmaceutical and veterinarian formulations.
    Type: Application
    Filed: October 20, 2008
    Publication date: October 13, 2011
    Applicant: Chemyunion Quimica Ltda.
    Inventors: Maria Del Carmen Velazquez Pereda, Marcio Antonio Polezel, Gustavo Campos Dieamant, Cecilia Nogueira, Lilian Mussi, Marcos Roberto Rossan, Carlos Roque Duarte Correia, Nilton Soares Camilo