Patents by Inventor Phillip Lorraine Cotrell

Phillip Lorraine Cotrell 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).

  • Concentrated surfactant compositions and methods of preparation thereof
    Patent number: 8623802
    Abstract: An aqueous composition comprising: (a) an acyl isethionate of formula (I): wherein R1 is an alkyl or alkenyl group having from (7) to (21) carbon atoms and M+ is a cation; and (b) a further surfactant selected from nonionic surfactants, cationic surfactants and anionic surfactants other than those of formula (I); wherein component (a) and component (b) together comprise more than (12) wt % of the composition.
    Type: Grant
    Filed: March 25, 2011
    Date of Patent: January 7, 2014
    Assignee: Innospec Limited
    Inventors: Stephen Moss O'Connor, Phillip Lorraine Cotrell
  • Concentrated surfactant compositions and methods of preparation thereof
    Patent number: 8618034
    Abstract: An aqueous composition comprising: (a) an acyl isethionate of formula (I): wherein R1 is an alkyl or alkenyl group having from (7) to (21) carbon atoms and M+ a cation; and (b) an amphoteric, betaine or sultaine surfactant; wherein the weight ratio of component (a) to component (b) is more than 3:1.
    Type: Grant
    Filed: March 25, 2011
    Date of Patent: December 31, 2013
    Assignee: Innospec Limited
    Inventors: Stephen Moss O'Connor, Phillip Lorraine Cotrell
  • CONCENTRATED SURFACTANT COMPOSITIONS AND METHODS OF PREPARATION THEREOF
    Publication number: 20130109610
    Abstract: An aqueous composition comprising: (a) an acyl isethionate of formula (I): wherein R1 is an alkyl or alkenyl group having from (7) to (21) carbon atoms and M+ a cation; and (b) an amphoteric, betaine or sultaine surfactant; wherein the weight ratio of component (a) to component (b) is more than 3:1.
    Type: Application
    Filed: March 25, 2011
    Publication date: May 2, 2013
    Applicant: INNOSPEC LIMITED
    Inventors: Stephen Moss O'Connor, Phillip Lorraine Cotrell
  • CONCENTRATED SURFACTANT COMPOSITIONS AND METHODS OF PREPARATION THEREOF
    Publication number: 20130109611
    Abstract: An aqueous composition comprising: (a) an acyl isethionate of formula (I): wherein R1 is an alkyl or alkenyl group having from (7) to (21) carbon atoms and M+0 is a cation; and (b) a further surfactant selected from nonionic surfactants, cationic surfactants and anionic surfactants other than those of formula (I); wherein component (a) and component (b) together comprise more than (12) wt % of the composition.
    Type: Application
    Filed: March 25, 2011
    Publication date: May 2, 2013
    Applicant: INNOSPEC LIMITED
    Inventors: Stephen Moss O'Connor, Phillip Lorraine Cotrell