Patents by Inventor Gaznabi Khan

Gaznabi Khan 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).

  • Modified safe and efficient process for the environmentally friendly synthesis of imidoesters
    Patent number: 6806380
    Abstract: Disclosed is a safe, efficient and environmentally friendly method for preparing imidoesters.
    Type: Grant
    Filed: October 2, 2002
    Date of Patent: October 19, 2004
    Assignee: Lexicon Pharmaceuticals, Inc.
    Inventors: Hartmuth C. Kolb, Ramanaiah C. Kanamarlapudi, Paul F. Richardson, Gaznabi Khan
  • Modified safe and efficient process for the environmentally friendly synthesis of lmidoesters
    Publication number: 20030153728
    Abstract: Disclosed is a safe, efficient and environmentally friendly method for preparing imidoesters.
    Type: Application
    Filed: October 2, 2002
    Publication date: August 14, 2003
    Inventors: Hartmuth C. Kolb, Ramanaiah C. Kanamarlapudi, Paul F. Richardson, Gaznabi Khan
  • Large scale synthesis of optically pure aziridines
    Publication number: 20030153771
    Abstract: Disclosed is an efficient, inexpensive method for the preparation of chiral aziridines on a large scale.
    Type: Application
    Filed: September 27, 2002
    Publication date: August 14, 2003
    Inventors: Hartmuth C. Kolb, Ramanaiah C. Kanamarlapudi, Paul F. Richardson, Gaznabi Khan
  • Thiadiazole dioxides as bleach enhancers
    Patent number: 5753599
    Abstract: Novel bleaches, a method for bleaching substrates using these materials and detergent compositions containing same are reported. The bleaches are thiadiazole dioxides. Substrates such as fabrics may be bleached in an aqueous solution containing the thiadiazole and a peroxygen compound.
    Type: Grant
    Filed: December 3, 1996
    Date of Patent: May 19, 1998
    Assignee: Lever Brothers Company, Division of Conopco, Inc.
    Inventors: Janet Lynn Coope, Mohamed Gaznabi Khan, Karl Friedrich Moschner
  • Liquid fabric conditioner containing compatible amino alkyl silicones
    Patent number: 5064544
    Abstract: Liquid fabric conditioning compositions are disclosed. The compositions incorporate compatible organosilicones which form mutually soluble mixtures with common fabric softening agents.
    Type: Grant
    Filed: June 1, 1990
    Date of Patent: November 12, 1991
    Assignee: Lever Brothers Company, division of Conopco, Inc.
    Inventors: Samuel Lin, Gaznabi Khan, Lucia Salas, George Policello