Patents by Inventor Sushil Agrahari

Sushil Agrahari 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).

  • Filter material, filter element, and method and device for producing a filter material
    Patent number: 9624605
    Abstract: A multi-layered, web-shaped filter material for a filter element may include a fleece layer, a cellulose layer, and a nanofiber layer arranged between the fleece layer and the cellulose layer. The nanofiber layer may be a coating of a nanofiber material disposed on the fleece layer. The cellulose layer may have an impregnation at least on a side facing the nanofiber layer.
    Type: Grant
    Filed: August 28, 2014
    Date of Patent: April 18, 2017
    Assignee: Mahle International GmbH
    Inventors: Sushil Agrahari, Rajeev Kapoor, Mahesh Kumar, Puneet Singla
  • FILTER MATERIAL, FILTER ELEMENT, AND A METHOD AND A DEVICE FOR PRODUCING A FILTER MATERIAL
    Publication number: 20160279550
    Abstract: A multi-layered, web-shaped filter material for a filter element may include a fleece layer, a cellulose layer, and a nanofibre layer arranged between the fleece layer and the cellulose layer. The nanofibre layer may have, in a thickness direction, at least one of an increasing fibre thickness and an increasing fibre density. The cellulose layer may have an impregnation at least on a side facing the nanofibre layer.
    Type: Application
    Filed: August 28, 2014
    Publication date: September 29, 2016
    Inventors: Sushil Agrahari, Rajeev Kapoor, Mahesh Kumar, Puneet Singla
  • FILTER MATERIAL, FILTER ELEMENT, AND METHOD AND DEVICE FOR PRODUCING A FILTER MATERIAL
    Publication number: 20160199767
    Abstract: A multi-layered, web-shaped filter material for a filter element may include a fleece layer, a cellulose layer, and a nanofibre layer arranged between the fleece layer and the cellulose layer. The nanofibre layer may be a coating of a nanofibre material disposed on the fleece layer. The cellulose layer may have an impregnation at least on a side facing the nanofibre layer.
    Type: Application
    Filed: August 28, 2014
    Publication date: July 14, 2016
    Inventors: Sushil Agrahari, Rajeev Kapoor, Mahesh Kumar, Puneet Singla