Patents Assigned to United Phosphorus Limited
  • Patent number: 9288979
    Abstract: A microencapsulated formulation of pendimethalin comprising an alkali or an alkaline earth metal salt of an organic acid. Also described are processes for the preparation of the formulation and a method of controlling weeds at a location by using the described formulation.
    Type: Grant
    Filed: January 31, 2011
    Date of Patent: March 22, 2016
    Assignee: United Phosphorus Limited
    Inventors: Jaidev Rajnikant Shroff, Vikram Rajnikant Shroff, Prakash Mahadev Jadhav, Christian Becker
  • Publication number: 20130217900
    Abstract: A compound of formula (I), wherein R1 is hydrogen or a hydroxyl protecting group; and R2 and R3 are same or different and are independently selected from halogen or —O—SO2—X; wherein X is —C1-C4 alkyl; C1-C4 alkyl substituted with one or more halogen; or substituted or unsubstituted phenyl wherein said phenyl substituent is selected from halogen, nitro and C1-C4 alkyl; provided that when R3 is bromine, X is not p-toluoyl; and a process for the preparation thereof.
    Type: Application
    Filed: November 1, 2011
    Publication date: August 22, 2013
    Applicant: UNITED PHOSPHORUS LIMITED
    Inventors: Jaidev Rajnikant Shroff, Vikram Rajnikant Shroff, Birja Shanker
  • Patent number: 8461386
    Abstract: The present invention relates to a process for the asymmetric hydrogenation of imines with hydrogen under elevated pressure in the presence of a catalyst system. In particular the present invention relates to the use of the said catalytic system for the enantioselective hydrogenation of prochiral ketimines to asymmetric amines leading to the formation of herbicides.
    Type: Grant
    Filed: April 16, 2009
    Date of Patent: June 11, 2013
    Assignee: United Phosphorus Limited
    Inventors: Jaidev Rajnikant Shroff, Vikram Rajnikant Shroff, Birja Shanker
  • Patent number: 8399379
    Abstract: This invention relates to a synergistic herbicidal composition comprising Component A comprised of i) 25 to 40% asulam, or its sodium salt; ii) 10 to 20% of a surfactant; iii) 0 to 1% of an antifoam; iv) 0 to 5% adjuvants and auxiliaries; and v) 40 to 65% water; and Component B comprised of trifloxysulfuron, or its herbicidally effective salts; wherein the ratio of Component A to Component B is in range of 80:1 to 380:1 based on active ingredient. The invention furthermore relates to a method of controlling weeds in crops of useful plants, especially in postemergence sugarcane, and to the use of this novel composition for this purpose.
    Type: Grant
    Filed: April 11, 2006
    Date of Patent: March 19, 2013
    Assignee: United Phosphorus Limited
    Inventor: Mark D. Parrish
  • Publication number: 20120309627
    Abstract: A microencapsulated formulation of pendimethalin comprising an alkali or an alkaline earth metal salt of an organic acid. Also described are processes for the preparation of the formulation and a method of controlling weeds at a locating by using the described formulation.
    Type: Application
    Filed: January 31, 2011
    Publication date: December 6, 2012
    Applicant: United Phosphorus Limited
    Inventors: Jaidev Rajnikant Shroff, Vikram Rajnikant Shroff, Prakash Mahadev Jadhav, Christian Becker
  • Patent number: 8309765
    Abstract: According to one aspect of the present invention there is provided a substantially high purity D-(?)-N,N-diethyl-2-(?-naphthoxy)propionamide and a process for the manufacture of substantially higher purity D-(?)-N,N-diethyl-2-(?-naphthoxy)propionamide having chemical purity near about or above 95%, and chiral purity near about or more than 97%. According to another aspect of the invention is to provide an agrochemical compositions containing highly pure optically active D-(?)-N,N-diethyl-2-(?-naphthoxy)propionamide.
    Type: Grant
    Filed: May 5, 2008
    Date of Patent: November 13, 2012
    Assignee: United Phosphorus Limited
    Inventors: Jaidev Rajnikant Shroff, Vikram Rajnikant Shroff, Narendra Purushottam Karambelkar
  • Publication number: 20120021910
    Abstract: This invention relates to a synergistic herbicidal composition comprising Component A comprised of i) 25 to 40% asulam, or its sodium salt; ii) 10 to 20% of a surfactant; iii) 0 to 1% of an antifoam; iv) 0 to 5% adjuvants and auxiliaries; and v) 40 to 65% water; and Component B comprised of trifloxysulfuron, or its herbicidally effective salts; wherein the ratio of Component A to Component B is in range of 80:1 to 380:1 based on active ingredient. The invention furthermore relates to a method of controlling weeds in crops of useful plants, especially in postemergence sugarcane, and to the use of this novel composition for this purpose.
    Type: Application
    Filed: September 23, 2011
    Publication date: January 26, 2012
    Applicant: UNITED PHOSPHORUS LIMITED
    Inventor: Mark D. Parrish
  • Publication number: 20110212151
    Abstract: A synergistic insecticidal composition is formed containing a Chloronicotynyle compound and a Pyrethroids compound. The Chloronicotynyle compound is provided in an amount preferably ranging from 0.1 to 5.0% by weight of the synergistic insecticidal composition. The Pyrethroids compound is provided in an amount preferably ranging from 1 to 60% by weight of the synergistic insecticidal composition. The synergistic insecticidal composition also preferably includes 35 to 98.90% by weight of conventional agriculturally acceptable carrier(s) and/or excipients.
    Type: Application
    Filed: March 8, 2011
    Publication date: September 1, 2011
    Applicant: UNITED PHOSPHORUS, LIMITED
    Inventors: Prakash Mahadev Jadhav, Jaidev Rajnikant Shroff
  • Publication number: 20110054217
    Abstract: The present invention relates to a process for the asymmetric hydrogenation of imines with hydrogen under elevated pressure in the presence of a catalyst system. In particular the present invention relates to the use of the said catalytic system for the enantioselective hydrogenation of prochiral ketimines to asymmetric amines leading to the formation of herbicides.
    Type: Application
    Filed: April 16, 2009
    Publication date: March 3, 2011
    Applicant: UNITED PHOSPHORUS LIMITED
    Inventors: Jaidev Rajnikant Shroff, Vikram Rajnikant Shroff, Birja Shanker