Patents by Inventor Mihir Kanti Chaudhuri

Mihir Kanti Chaudhuri 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 making metal acetylacetonates
    Patent number: 7282573
    Abstract: The present invention provides an improved, economical and environmentally benign process for metal complexes of acetylacetone having the general formula, M(acac)n wherein M is a metal cation selected from the group consisting of Fe, Co, Ni, Cu, Zn, Al, Ca, Mg, Mo, Ru, Re, U, Th, Ce, Na, K, Rb, Cs, V, Cr, and Mn etc., n is an integer which corresponds to the electrovalence of M, are obtained by reacting the corresponding metal hydroxide, metal hydrated oxide or metal oxide with a stoichiometric amount of acetylacetone and separating the product.
    Type: Grant
    Filed: December 31, 2002
    Date of Patent: October 16, 2007
    Assignee: Council of Scientific and Industrial Research
    Inventors: Mihir Kanti Chaudhuri, Sanjay Kumar Dehury, Siddhartha Sankar Dhar, Upasana Bora, Boyapati Manoranjan Choudary, Lakshmi Kantam Mannepalli