Patents by Inventor Brajadulal Chattopadhyay

Brajadulal Chattopadhyay 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).

  • Hot spring bacterial strain BKH1 and protein isolated therefrom, concrete compositions, and uses thereof
    Patent number: 8835151
    Abstract: Disclosed is a Thermoanaerobacter sp. bacterial strain (BKHI) isolated from a hot spring, a purified protein (bioremediase) isolated from bacterial strain BKH1, as well as concrete compositions comprising BKH1 and/or the protein, and methods of using the protein and/or composition. Also disclosed are nucleic acids encoding the protein isolated from BKHI, as well as expression vectors, host cells, cell lines, and methods for generating and purifying the bioremediase protein.
    Type: Grant
    Filed: May 17, 2013
    Date of Patent: September 16, 2014
    Assignee: Jadavpur University
    Inventors: Brajadulal Chattopadhyay, Saroj Mandal
  • HOT SPRING BACTERIAL STRAIN BKH1 AND PROTEIN ISOLATED THEREFROM, CONCRETE COMPOSITIONS, AND USES THEREOF
    Publication number: 20130239853
    Abstract: Disclosed is a Thermoanaerobacter sp. bacterial strain (BKHI) isolated from a hot spring, a purified protein (bioremediase) isolated from bacterial strain BKH1, as well as concrete compositions comprising BKH1 and/or the protein, and methods o fusing the protein and/or composition. Also disclosed are nucleic acids encoding the protein isolated from BKHI, as well as expression vectors, host cells, cell lines, and methods for generating and purifying the bioremediase protein.
    Type: Application
    Filed: May 17, 2013
    Publication date: September 19, 2013
    Inventors: Brajadulal Chattopadhyay, Saroj Mandal
  • Materials and methods for the production of green concrete
    Patent number: 8518177
    Abstract: Concrete mixtures containing a biological catalyst with silica leaching activity are generally described. In an example, in the presence of the biological catalyst a high strength, environmentally friendly, sustainable concrete mixture is produced. Further, described herein are methods for producing the concrete mixtures.
    Type: Grant
    Filed: December 7, 2010
    Date of Patent: August 27, 2013
    Assignee: Jadavpur University, West Bengal
    Inventors: Brajadulal Chattopadhyay, Saroj Mandal
  • Hot spring bacterial strain BKH1 and protein isolated therefrom, concrete compositions, and uses thereof
    Patent number: 8476039
    Abstract: Disclosed is a Thermoanaerobacter sp. bacterial strain (BKH1) isolated from a hot spring, a purified protein (bioremediase) isolated from bacterial strain BKH1, as well as concrete compositions comprising BKH1 and/or the protein, and methods of using the protein and/or composition. Also disclosed are nucleic acids encoding the protein isolated from BKH1, as well as expression vectors, host cells, cell lines, and methods for generating and purifying the bioremediase protein.
    Type: Grant
    Filed: December 28, 2009
    Date of Patent: July 2, 2013
    Inventors: Brajadulal Chattopadhyay, Saroj Mandal
  • MATERIALS AND METHODS FOR THE PRODUCTION OF GREEN CONCRETE
    Publication number: 20120137931
    Abstract: Concrete mixtures containing a biological catalyst with silica leaching activity are generally described. In an example, in the presence of the biological catalyst a high strength, environmentally friendly, sustainable concrete mixture is produced. Further, described herein are methods for producing the concrete mixtures.
    Type: Application
    Filed: December 7, 2010
    Publication date: June 7, 2012
    Inventors: Brajadulal CHATTOPADHYAY, Saroj Mandal
  • Hot Spring Bacterial Strain BKH1 and Protein Isolated Therefrom, Concrete Compositions, and Uses Thereof
    Publication number: 20110100263
    Abstract: Disclosed is a Thermoanaerobacter sp. bacterial strain (BKH1) isolated from a hot spring, a purified protein (bioremediase) isolated from bacterial strain BKH1, as well as concrete compositions comprising BKH1 and/or the protein, and methods of using the protein and/or composition. Also disclosed are nucleic acids encoding the protein isolated from BKH1, as well as expression vectors, host cells, cell lines, and methods for generating and purifying the bioremediase protein.
    Type: Application
    Filed: December 28, 2009
    Publication date: May 5, 2011
    Inventors: Brajadulal Chattopadhyay, Saroj Mandal