Patents by Inventor Amit Chandra Kharkwal

Amit Chandra Kharkwal 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).

  • Method for mass propogation of podophyllum hexandrum royle using embryo culture technique
    Publication number: 20030148518
    Abstract: The present invention describes an improved method of Podophyllum hexandrum Royle through embryo culture technique by using B5 medium supplemented with 3% sucrose and 0.8% agar under initial dark conditions for embryo germination and initial embling growth followed by light/dark photoperiod regime for further embling development.
    Type: Application
    Filed: March 22, 2001
    Publication date: August 7, 2003
    Inventors: Amit Chandra Kharkwal, Om Prakash, Amita Bhattacharya, Paramvir Singh Ahuja
  • Method for inducing improved seed germination in Podophyllum hexandrum Royle
    Patent number: 6449899
    Abstract: The present invention describes a method for inducing improved seed germination in a high altitude medicinal plant, Podophyllum hexandrum Royle through hot water treatment at 40° C.-100° C. for 30-120 seconds.
    Type: Grant
    Filed: March 8, 2001
    Date of Patent: September 17, 2002
    Assignee: Council of Scientific and Industrial Research
    Inventors: Amit Chandra Kharkwal, Om Prakash, Amita Bhattacharya, Pramod Kumar Nagar, Paramvir Singh Ahuja
  • METHOD FOR INDUCING IMPROVED SEED GERMINATION IN PODOPHYLLUM HEXANDRUM ROYLE
    Publication number: 20020124465
    Abstract: The present invention describes a method for inducing improved seed germination in a high altitude medicinal plant, Podophyllum hexandrum Royle through hot water treatment at 40° C.-100° C. for 30-120 seconds.
    Type: Application
    Filed: March 8, 2001
    Publication date: September 12, 2002
    Inventors: Amit Chandra Kharkwal, Om Prakash, Amita Bhattacharya, Pramod Kumar Nagar, Paramvir Singh Ahuja