Patents by Inventor Gopi Yalamanchili

Gopi Yalamanchili 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).

  • Processes for the preparation of 3-(4-(2,4-difluorobenzyloxy)-3-bromo-6-methyl-2-oxopyridin-1(2H)-yl)-N,4-dimethylbenzamide
    Patent number: 7906536
    Abstract: This invention is directed generally to processes for the preparation of compounds of Formula I: wherein R2, R3, R4, R5, X1, X2, X3, X4, X5, X6 are as defined in the specification.
    Type: Grant
    Filed: December 12, 2007
    Date of Patent: March 15, 2011
    Assignee: Pfizer Inc
    Inventors: Daniel Dukesherer, Michael Mao, Richard Vonder Embse, Gopi Yalamanchili, Rajappa Vaidyanathan, Brian Chekal, George Klemm, Ronald VanderRoest, Randy Geurink
  • PROCESSES FOR THE PREPARATION OF 3-(4-(2,4-DIFLUOROBENZYLOXY)-3-BROMO-6-METHYL-2-OXOPYRIDIN-1(2H)-YL)-N,4-DIMETHYLBENZAMIDE
    Publication number: 20080177077
    Abstract: This invention is directed generally to processes for the preparation of compounds of Formula I: wherein R2, R3, R4, R5, X1, X2, X3, X4, X5, X6 are as defined in the specification.
    Type: Application
    Filed: December 12, 2007
    Publication date: July 24, 2008
    Inventors: Daniel Dukesherer, Michael Mao, Richard Vonder Embse, Gopi Yalamanchili, Rajappa Vaidyanathan, Brian Chekal, George Klemm, Ronald VanderRoset, Randy Geurink
  • Process for making substituted pyrazoles
    Patent number: 6897318
    Abstract: This invention is directed generally to a process for making substituted pyrazoles, tautomers of the substituted pyrazoles, and salts of the substituted pyrazoles and tautomers. The substituted pyrazoles correspond in structure to Formula (I): wherein R3A, R3B, R3C, Y1, Y2, Y3, Y4, and Y5 are as defined in the specification.
    Type: Grant
    Filed: September 25, 2002
    Date of Patent: May 24, 2005
    Assignee: Pharmacia Corporation
    Inventors: Kimberly K. Allen, Dennis K. Anderson, John E. Baldus, Jerry D. Clark, Albert D. Edeny, Patrick H. Lau, Daniel R. Dukesherer, Lisa McDermott, Michael K. Mao, Gopi Yalamanchili, Jodi L. Moe, Partha Mudipalli, Win Naing, Shaun R. Selness, Christine Seymour, Shekhar Viswanath, John K. Walker
  • Process for making substituted pyrazoles
    Publication number: 20030144302
    Abstract: This invention is directed generally to a process for making substituted pyrazoles, tautomers of the substituted pyrazoles, and salts of the substituted pyrazoles and tautomers.
    Type: Application
    Filed: September 25, 2002
    Publication date: July 31, 2003
    Inventors: Kimberly K. Allen, Dennis K. Anderson, John E. Baldus, Jerry D. Clark, Albert D. Edeny, Patrick H. Lau, Dan R. Dukesherer, Lisa McDermott, Michael K. Mao, Gopi Yalamanchili, Jodi L. Moe, Partha Mudipalli, Win Naing, Shaun R. Selness, Christine Seymour, Shekhar Viswanath, John K. Walker
  • Pyridazines by magnesium halide catalyzed cyclization
    Patent number: 4962199
    Abstract: The present invention relates to a process for making substituted 4-oxo-1,4-dihydropyridazines by reacting a 2-phenylhyrazono-3-oxoglutarate with an organic acid halide in the presence of magnesium halide.
    Type: Grant
    Filed: February 1, 1990
    Date of Patent: October 9, 1990
    Assignee: Monsanto Company
    Inventor: Gopi Yalamanchili