Patents by Inventor Sydney William Bennett

Sydney William Bennett 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).

  • Encapsulated fragrance chemicals
    Patent number: 7632789
    Abstract: A polymeric encapsulated fragrance is disclosed which is suitable for use in personal care and cleaning products. In a preferred embodiment of the invention, the fragrance is encapsulated by a first polymer material to form a fragrance encapsulated polymer, the polymer encapsulated shell is then coated with a mixture of cationic polymers, in a preferred embodiment the coating polymers are a reaction product of polyamines (including 1H-imidazole) and (chloromethyl) oxirane or (bromomethyl) oxirane.
    Type: Grant
    Filed: October 10, 2008
    Date of Patent: December 15, 2009
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Joseph Brain, Sydney William Bennett, Yueqian Zhen, Johan Gerwin Lodewijk Pluyter, Lewis Michael Popplewell, Kaiping Daniel Lee
  • Encapsulated fragrance chemicals
    Patent number: 7491685
    Abstract: A polymeric encapsulated fragrance is disclosed which is suitable for use in personal care and cleaning products. In a preferred embodiment of the invention, the fragrance is encapsulated by a first polymer material to form a fragrance encapsulated polymer, the polymer encapsulated shell is then coated with a mixture of cationic polymers, in a preferred embodiment the coating polymers are a reaction product of polyamines (including 1H-imidazole) and (chloromethyl) oxirane or (bromomethyl) oxirane.
    Type: Grant
    Filed: August 9, 2006
    Date of Patent: February 17, 2009
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Joseph Brain, Sydney William Bennett, Yueqian Zhen, Johan Gerwin Lodewijk Pluyter, Lewis Michael Popplewell, Kaiping Daniel Lee
  • ENCAPSULATED FRAGRANCE CHEMICALS
    Publication number: 20090042759
    Abstract: A polymeric encapsulated fragrance is disclosed which is suitable for use in personal care and cleaning products. In a preferred embodiment of the invention, the fragrance is encapsulated by a first polymer material to form a fragrance encapsulated polymer, the polymer encapsulated shell is then coated with a mixture of cationic polymers, in a preferred embodiment the coating polymers are a reaction product of polyamines (including 1H-imidazole) and (chloromethyl) oxirane or (bromomethyl) oxirane.
    Type: Application
    Filed: October 10, 2008
    Publication date: February 12, 2009
    Inventors: Joseph Brain, Sydney William Bennett, Yueqian Zhen, Johan Gerwin Lodewijk Pluyter, Lewis Michael Popplewell, Kaiping Daniel Lee
  • Encapsulated fragrance chemicals
    Patent number: 7196049
    Abstract: A polymeric encapsulated fragrance is disclosed which is suitable for use in personal care and cleaning products. In a preferred embodiment of the invention, the fragrance is encapsulated by a first polymer material to form a fragrance encapsulated polymer, the polymer encapsulated shell is then coated with a mixture of cationic polymers, in a preferred embodiment the coating polymers are a reaction product of polyamines and (chloromethyl) oxirane or (bromomethyl) oxirane.
    Type: Grant
    Filed: June 12, 2003
    Date of Patent: March 27, 2007
    Assignee: International Flavors & Fragrances, Inc
    Inventors: Joseph Brain, Sydney William Bennett, Yueqian Zhen, Johan Gerwin Lodewijk Pluyter, Lewis Michael Popplewell, Kaiping Daniel Lee
  • Encapsulated fragrance chemicals
    Patent number: 7125835
    Abstract: A polymeric encapsulated fragrance is disclosed which is suitable for use in personal care and cleaning products. In a preferred embodiment of the invention, the fragrance is encapsulated by a first polymer material to form a fragrance encapsulated polymer, the polymer encapsulated shell is then coated with a mixture of cationic polymers, in a preferred embodiment the coating polymers are a reaction product of polyamines and (chloromethyl) oxirane or (bromomethyl) oxirane.
    Type: Grant
    Filed: October 10, 2002
    Date of Patent: October 24, 2006
    Assignee: International Flavors & Fragrances Inc
    Inventors: Sydney William Bennett, Joseph Brain
  • Encapsulated fragrance chemicals
    Patent number: 7122512
    Abstract: A polymeric encapsulated fragrance is disclosed which is suitable for use in personal care and cleaning products. In a preferred embodiment of the invention, the fragrance is encapsulated by a first polymer material to form a fragrance encapsulated polymer, the polymer encapsulated shell is then coated with a mixture of cationic polymers, in a preferred embodiment the coating polymers are a reaction product of polyamines (including 1H-imidazole) and (chloromethyl) oxirane or (bromomethyl) oxirane.
    Type: Grant
    Filed: November 24, 2003
    Date of Patent: October 17, 2006
    Assignee: International Flavors & Fragrances Inc
    Inventors: Joseph Brain, Sydney William Bennett, Yueqian Zhen, Johan Gerwin Lodewijk Pluyter, Lewis Michael Popplewell, Kaiping Daniel Lee
  • Encapsulated fragrance chemicals
    Publication number: 20040138093
    Abstract: A polymeric encapsulated fragrance is disclosed which is suitable for use in personal care and cleaning products. In a preferred embodiment of the invention, the fragrance is encapsulated by a first polymer material to form a fragrance encapsulated polymer, the polymer encapsulated shell is then coated with a mixture of cationic polymers, in a preferred embodiment the coating polymers are a reaction product of polyamines (including 1H-imidazole) and (chloromethyl) oxirane or (bromomethyl) oxirane.
    Type: Application
    Filed: November 24, 2003
    Publication date: July 15, 2004
    Inventors: Joseph Brain, Sydney William Bennett, Yueqian Zhen, Johan Gerwin Lodewijk Pluyter, Lewis Michael Popplewell, Kaiping Daniel Lee
  • Encapsulated fragrance chemicals
    Publication number: 20040072720
    Abstract: A polymeric encapsulated fragrance is disclosed which is suitable for use in personal care and cleaning products. In a preferred embodiment of the invention, the fragrance is encapsulated by a first polymer material to form a fragrance encapsulated polymer, the polymer encapsulated shell is then coated with a mixture of cationic polymers, in a preferred embodiment the coating polymers are a reaction product of polyamines and (chloromethyl) oxirane or (bromomethyl) oxirane.
    Type: Application
    Filed: June 12, 2003
    Publication date: April 15, 2004
    Inventors: Joseph Brain, Sydney William Bennett, Yueqian zhen, Johan Gerwin Lodewijk Pluyter, Lewis Michael Popplewell, Kaiping Daniel Lee
  • Encapsulated fragrance chemicals
    Publication number: 20040072719
    Abstract: A polymeric encapsulated fragrance is disclosed which is suitable for use in personal care and cleaning products. In a preferred embodiment of the invention, the fragrance is encapsulated by a first polymer material to form a fragrance encapsulated polymer, the polymer encapsulated shell is then coated with a mixture of cationic polymers, in a preferred embodiment the coating polymers are a reaction product of polyamines and (chloromethyl) oxirane or (bromomethyl) oxirane.
    Type: Application
    Filed: October 10, 2002
    Publication date: April 15, 2004
    Inventors: Sydney William Bennett, Joseph Brain