Patents by Inventor Jangi Oswal

Jangi Oswal 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).

  • Process for indigo dyeing of wool and wool blends
    Publication number: 20070107144
    Abstract: A process for indigo dyeing of wool and wool blends comprising the steps of subjecting the wool and wool blends to a step of pretreatment by impregnation with a shrink resistance agent, subjecting the pretreated wool and wool blend yarns to the step of indigo dyeing and post dyeing, wherein the step of dyeing and post dyeing includes a single step or a plurality of steps of impregnation of the pretreated wool and wool blends in an indigo dye bath followed each time by the step of oxidation.
    Type: Application
    Filed: September 18, 2003
    Publication date: May 17, 2007
    Applicant: Malwa Industries Limited
    Inventors: Jangi Oswal, Rishi Oswal