Patents by Inventor Muralidharan CHELLAPPA

Muralidharan CHELLAPPA 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).

  • Dispersing agent composition for tanning of hides/skins and process for the preparation thereof
    Patent number: 10280474
    Abstract: Disclosed herein is a dispersing agent composition essentially comprising polyalkylene polyhydric compound, an organic acid and a non-ionic surfactant. The dispersing composition finds application in leather processing industry for tanning without adding any water or any other medium. It finds tremendous application potential in the tanning industry to ensure eco-benign leather processing that does not add to environmental pollution as no effluent is generated. The invention is therefore envisaged to play a crucial role in enhancing the economic and environmental benefits associated with tanning industry. The disclosure also relates to a process for preparing the composition and also the process of eco-benign tanning using the said composition.
    Type: Grant
    Filed: July 11, 2016
    Date of Patent: May 7, 2019
    Assignee: Council of Scientific & Industrial Research
    Inventor: Muralidharan Chellappa
  • Dispersing Agent Composition for Tanning of Hides/Skins and Process for the Preparation Thereof
    Publication number: 20170342512
    Abstract: Disclosed herein is a dispersing agent composition essentially comprising polyalkylene polyhydric compound, an organic acid and a non-ionic surfactant. The dispersing composition finds application in leather processing industry for tanning without adding any water or any other medium. It finds tremendous application potential in the tanning industry to ensure eco-benign leather processing that does not add to environmental pollution as no effluent is generated. The invention is therefore envisaged to play a crucial role in enhancing the economic and environmental benefits associated with tanning industry. The disclosure also relates to a process for preparing the composition and also the process of eco-benign tanning using the said composition.
    Type: Application
    Filed: July 11, 2016
    Publication date: November 30, 2017
    Inventor: Muralidharan CHELLAPPA