Patents by Inventor Dhanraj Kalyansundaram Chokappa

Dhanraj Kalyansundaram Chokappa 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).

  • Detergent bar and a process for manufacture
    Patent number: 6730643
    Abstract: A transparent soap bar comprising: (iii) from 30 to 60% by weight of the soap bar of total fatty matter wherein from 1 to 15% by weight is the salt of 12-hydroxystearic acid or a precursor thereof; (iv) from 20 to 50% by weight of the soap bar of at least one polyhydric alcohol; and (iii) water.
    Type: Grant
    Filed: July 17, 2002
    Date of Patent: May 4, 2004
    Assignee: Unilever Home & Personal Care USA Division of Conopco, Inc.
    Inventors: Dhanraj Kalyansundaram Chokappa, Vinodkumar Ramniranjan Dhanuka, Subhash Shivshankar Mhatre
  • Detergent bar and a process for manufacture
    Publication number: 20030027734
    Abstract: A transparent soap bar comprising:
    Type: Application
    Filed: July 17, 2002
    Publication date: February 6, 2003
    Applicant: Unilever Home & Personal Care USA, Division of Conopco, Inc.
    Inventors: Dhanraj Kalyansundaram Chokappa, Vinodkumar Ramniranjan Dhanuka, Subhash Shivshankar Mhatre
  • Detergent bar comprising amorphous silica and salt of carboxylic and/or sulphonic acid
    Patent number: 6492321
    Abstract: A detergent bar composition containing 5-70% detergent active, 0.5-30% amorphous alumina, 0.5-30% of at least one alkali metal salt of carboxylic/sulphonic acid, and 10-55% water.
    Type: Grant
    Filed: December 5, 2000
    Date of Patent: December 10, 2002
    Assignee: Unilever Home & Personal Care USA, division of Conopco, Inc.
    Inventors: Deepak Agrawal, Rajapandian Benjamin, Dhanraj Kalyansundaram Chokappa, Sudhakar Yeshwant Mhaskar
  • Process for preparing a detergent bar composition
    Publication number: 20010046950
    Abstract: A process for preparing a detergent bar composition comprising from 5 to 70% by weight fo detergent active, from 0.5 to 30% by weight of amorphous alumina, from 0.
    Type: Application
    Filed: December 5, 2000
    Publication date: November 29, 2001
    Inventors: Deepak Agrawal, Rajapandian Benjamin, Dhanraj Kalyansundaram Chokappa, Sudhakar Yeshwant Mhaskar
  • Detergent bar composition
    Publication number: 20010046949
    Abstract: A detergent bar composition containing 5-70% detergent active, 0.5-30% amorphous alumina, 0.5-30% of at least one alkali metal salt of carboxylic/sulphonic acid, and 10-55% water.
    Type: Application
    Filed: December 5, 2000
    Publication date: November 29, 2001
    Inventors: Deepak Agrawal, Rajapandian Benjamin, Dhanraj Kalyansundaram Chokappa, Sudhakar Yeshwant Mhaskar
  • Bar composition comprising water-soluble anionic polymer and/or copolymer
    Patent number: 5998341
    Abstract: A composition for personal or fabric washing comprises:(i) 25 to 70% by weight of surfactant active;(ii) 0.05 to 5% by weight of water soluble anionic polymer and/or copolymer having a molecular weight of from 500 to 30,000;(iii) 15 to 50% by weight of water; and(iv) other additives making up the total balance.Such a composition is particularly suited for producing bars with high water content whilst retaining structural properties and processability. Enhanced physical properties such as higher yield stress, lathering and lower mush are also attained.
    Type: Grant
    Filed: January 16, 1997
    Date of Patent: December 7, 1999
    Assignee: Lever Brothers Company
    Inventors: Milind Vinayak Bhandary, Dhanraj Kalyansundaram Chokappa, Velayudhan Nair Kumar, Devadatta Shivaji Sankholkar