Patents by Inventor Krithivasan Bhagyalakshmi

Krithivasan Bhagyalakshmi 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).

  • Hair coloring compositions
    Patent number: 6706077
    Abstract: A coloring system for hair and/or skin comprises at least three separately packaged components: a) a thio compound capable of breaking the S—S bond between cysteine residues, and an alkaline reagent; b) a material and/or extract obtainable from the mucuna plant; and c) an oxidizing agent.
    Type: Grant
    Filed: March 5, 2002
    Date of Patent: March 16, 2004
    Assignee: Unilever Home & Personal Care USA, division of Conopco, Inc.
    Inventors: Krithivasan Bhagyalakshmi, Indu Mani, Govindarajan Raman
  • Hair colouring compositions
    Publication number: 20020166182
    Abstract: A coloring system for hair and/or skin comprises at least three separately packaged components:
    Type: Application
    Filed: March 5, 2002
    Publication date: November 14, 2002
    Applicant: Unilever Home & Personal Care USA, Division of Conopco, Inc.
    Inventors: Krithivasan Bhagyalakshmi, Indu Mani, Govindarajan Raman
  • Pigment composition
    Publication number: 20020124859
    Abstract: Compositions for colouring hair and/or skin comprise:
    Type: Application
    Filed: October 19, 2001
    Publication date: September 12, 2002
    Applicant: Unilever Home & Personal Care USA, Division of Conopco, Inc.
    Inventors: Krithivasan Bhagyalakshmi, Indu Mani, Hemant Sambhajiro Pawar, Govindarajan Raman