Patents by Inventor Y. Larry Zhang

Y. Larry Zhang 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).

  • Patent number: 7683070
    Abstract: It has now been found that certain novel N-(substituted aryl)-4-(disubstituted methyl)piperidine and pyridine derivatives have provided unexpected insecticidal activity. These compounds are represented by formula (I): wherein m, n, q, r, and s are independently selected from 0 or 1; and p is 0, 1, 2, or 3; A is C or CH; and B, D, E, R, R1, R2, R3, R4, R5, R6, R7 and R8 are fully described herein. In addition, compositions comprising an insecticidally effective amount of at least one compound of formula I, and optionally, an effective amount of at least one of a second compound, with at least one insecticidally compatible carrier are also disclosed; along with methods of controlling insects comprising applying said compositions to a locus where insects are present or are expected to be present.
    Type: Grant
    Filed: October 17, 2007
    Date of Patent: March 23, 2010
    Assignee: FMC Corporation
    Inventors: Ping Ding, Robert N. Henrie, II, Daniel H. Cohen, John W. Lyga, David S. Rosen, George Theodoridis, Qun Zhang, Walter H. Yeager, Stephen F. Donovan, Stephen Shunxiang Zhang, Inna Shulman, Seong Jae Yu, Guozhi Wang, Y. Larry Zhang, Ariamala Gopalsamy, Dennis L. Warkentin, Paul E. Rensner, Ian R. Silverman, Thomas G. Cullen
  • Patent number: 7671201
    Abstract: Certain novel phenyl substituted cyclic derivatives have unexpected insecticidal activity. These compounds are represented by formula I: where B is a cyclic bridging group containing at least one N or N oxide link and a, A, b, B, c, d, D, L, M, R1 through R9, inclusively, and R13, R14 and R15 are fully described herein. In addition, novel intermediates useful in preparing compounds of Formula I, compositions comprising an insecticidally effective amount of at least one compound of formula I, and optionally, an effective amount of at least one of a second compound, with at least one insecticidally compatible carrier are also disclosed; along with methods of controlling insects comprising applying said compositions to a locus where insects are present or are expected to be present.
    Type: Grant
    Filed: April 27, 2004
    Date of Patent: March 2, 2010
    Assignee: FMC Corporation
    Inventors: George Theodoridis, Edward J. Barron, John W. Lyga, Y. Larry Zhang, Ping Ding, Frank J. Zawacki, Daniel H. Cohen, Matthew P. Whiteside
  • Patent number: 7671055
    Abstract: Certain novel 3-(dihaloalkenyl)phenyl derivatives have unexpected insecticidal activity. These compounds are represented by formula (I), where R through R5, a, b, D, E, G and U are fully described herein. In addition, compositions comprising an insecticidally effective amount of at least one compound of formula (I), and optionally, an effective amount of at least one of second compound, with at least one insecticidally compatible carrier are also disclosed; along with methods of controlling insects comprising applying said compositions to a locus where insects are present or are expected to be present.
    Type: Grant
    Filed: October 20, 2005
    Date of Patent: March 2, 2010
    Assignee: FMC Corporation
    Inventors: Edward J. Barron, Y. Larry Zhang, Frank J. Zawacki, John W. Lyga, George Theodoridis
  • Patent number: 7585891
    Abstract: Certain novel (dihalopropenyl)phenylalkyl substituted benzodioxolane and benzodioxane derivatives have provided unexpected insecticidal activity. These compounds are represented by formula I: where R through R10, inclusively, x, A, B, y, D, E, G and M are fully described herein. Preferred compounds of the present invention are those wherein the benzofused ring moiety is attached to the remainder of the molecule at the positions designated as 1- or 2-. In addition, compositions comprising an insecticidally effective amount of at least one compound of formula I, and optionally, an effective amount of at least one of a second compound, with at least one insecticidally compatible carrier are also disclosed; along with methods of controlling insects comprising applying said compositions to a locus where insects are present or are expected to be present.
    Type: Grant
    Filed: April 28, 2004
    Date of Patent: September 8, 2009
    Assignee: FMC Corporation
    Inventors: George Theodoridis, Edward J. Barron, Dominic P. Suarez, Y. Larry Zhang, Ping Ding, John W. Lyga, Matthew P. Whiteside, Frank J. Zawacki
  • Patent number: 7576224
    Abstract: Insecticidal (dihalopropenyl) phenylalkyl substituted dihydrobenzofuran and dihydrobenzopyran derivatives of Formula I are disclosed. These compounds provide unexpected insecticidal activity across a spectrum of insect pests combined with desirable physical properties including improved photostability. wherein x and y are integers independently selected from 0 or 1; and B is a bridging group *—(CR16R17)q—(CR18R19)r—(CR20R21)s-Lt-(CR22R23)u—(CR24R25)v—(CR26R27)w—, where the asterisk denotes attachment at A; and q, r, s, u, v and w are integers independently selected from 0, 1 and 2; and t is an integer selected from 0 and 1. A, D, E, G, M, R through R11, and R16 through R27, inclusively, are fully described herein. In addition, compositions comprising an insecticidally effective amount of at least one compound of formula I and methods of controlling insects by applying said compositions to a locus where insects are present or are expected to be present are also disclosed.
    Type: Grant
    Filed: December 1, 2005
    Date of Patent: August 18, 2009
    Assignee: FMC Corporation
    Inventors: George Theodoridis, Edward J. Barron, Dominic P. Suarez, Y. Larry Zhang, Ping Ding, David M. Roush, Stephen F. Donovan, Frank J. Zawacki, Walter H. Yeager, John W. Lyga, Daniel H. Cohen
  • Publication number: 20090082203
    Abstract: It has now been found that certain novel bis(substituted phenyl)-1 {[4-(saturated heterocyclyl-substituted)phenyl-methyl](4-piperidyl)}methane derivatives have provided unexpected insecticidal activity. These compounds are represented by formula (I); where R through R15, m, n, s, A, B, D and W are defined herein. In addition, compositions comprising an insecticidally effective amount of at least one compound of formula (I), and optionally, an effective amount of at least one of a second compound, with at least one insecticidally compatible carrier are also disclosed; along with methods of controlling insects comprising applying said compositions to a locus where insects are present or are expected to be present.
    Type: Application
    Filed: December 9, 2005
    Publication date: March 26, 2009
    Applicant: Bayer Cropscience AG
    Inventors: John W. Lyga, David S. Rosen, Y. Larry Zhang, Ping Ding, Robert N. Henrie, II, Frank J. Zawacki, Charles E. Hatch, III, Shunxiang Zhang, Jaidev S. Goudar
  • Publication number: 20080261993
    Abstract: Certain novel 3-(dihaloalkenyl)phenyl derivatives have unexpected insecticidal activity. These compounds are represented by formula (I), where R through R5, a, b, D, E, G and U are fully described herein. In addition, compositions comprising an insecticidally effective amount of at least one compound of formula (I), and optionally, an effective amount of at least one of second compound, with at least one insecticidally compatible carrier are also disclosed; along with methods of controlling insects comprising applying said compositions to a locus where insects are present or are expected to be present.
    Type: Application
    Filed: October 20, 2005
    Publication date: October 23, 2008
    Applicant: Bayer CropScience AG
    Inventors: Edward J. Barron, Y. Larry Zhang, Frank J. Zawacki, John W. Lyga, George Theodoridis
  • Patent number: 7365082
    Abstract: It has now been found that certain novel N-(substituted aryl)-4-(disubstituted methyl)piperidine and pyridine derivatives have provided unexpected insecticidal activity. These compounds are represented by formula (I): wherein m, n, q, r, and s are independently selected from 0 or 1; and p is 0, 1, 2, or 3; A is CH or N; and B, D, E, R, R1, R2, R3, R4, R5, R6, R7 and R8 are fully described herein. In addition, compositions comprising an insecticidally effective amount of at least one compound of formula I, and optionally, an effective amount of at least one of a second compound, with at least one insecticidally compatible carrier are also disclosed; along with methods of controlling insects comprising applying said compositions to a locus where insects are present or are expected to be present.
    Type: Grant
    Filed: December 8, 2003
    Date of Patent: April 29, 2008
    Assignee: Bayer CropScience AG
    Inventors: Ping Ding, Robert N. Henrie, II, Daniel H. Cohen, John W. Lyga, David S. Rosen, George Theodoridis, Qun Zhang, Walter H. Yeager, Stephen F. Donovan, Steven Shunxiang Zhang, Inna Shulman, Seong Jae Yu, Guozhi Wang, Y. Larry Zhang, Ariamala Gopalsamy, Dennis L. Warkentin, Paul E. Rensner, Ian R. Silverman, Thomas G. Cullen
  • Patent number: 7300946
    Abstract: It has now been found that certain novel N-(substituted aryl)-4(disubstituted methyl)piperidine and pyridine derivatives have provided unexpected insecticidal activity. These compounds are represented by formula (I): wherein m, n, q, r, and s are independently selected from 0 or 1; and p is 0, 1, 2, or 3; A is C or CH; and B, D, E, R, R1, R2, R3, R4, R5, R6, R7 and R8 are fully described herein.
    Type: Grant
    Filed: December 8, 2003
    Date of Patent: November 27, 2007
    Assignee: Bayer CropScience AG
    Inventors: Ping Ding, Robert N. Henrie, II, Daniel H. Cohen, John W. Lyga, David S. Rosen, George Theodoridis, Qun Zhang, Walter H. Yeager, Stephen F. Donovan, Steven Shunxiang Zhang, Inna Shulman, Seong Jae Yu, Guozhi Wang, Y. Larry Zhang, Ariamala Gopalsamy, Dennis L. Warkentin, Paul E. Rensner, Ian R. Silverman, Thomas G. Cullen
  • Patent number: 7208450
    Abstract: Certain novel (dihalopropenyl)phenylalkyl substituted benzoxazole and benzothiazole derivatives have unexpected insecticidal activity. These compounds are represented by formula (I): where R through R11, inclusively. x, A, B, y, D, E and G are fully described herein. Preferred compounds of the present invention are those wherein the benzo-fused ring moiety is attached to the remainder of the molecule at the positions designated as (5) or (6) and where R11 is either C1–C3 alkyl or halo C1–C3 alkyl. In addition, compositions comprising an insecticidally effective amount of at least one compound of formula (I), and optionally, an effective amount of at least one of a second compound, with at least one insecticidally compatible carrier are also disclosed; along with methods of controlling insects comprising applying said compositions to a locus where insects are present or are expected to be present.
    Type: Grant
    Filed: April 28, 2004
    Date of Patent: April 24, 2007
    Assignee: Bayer CropScience AG
    Inventors: George Theodoridis, Edward J. Barron, Dominic P. Suarez, Y. Larry Zhang, Ping Ding, John W. Lyga, Matthew P. Whiteside
  • Publication number: 20060135504
    Abstract: It has now been found that certain novel N-(substituted aryl)-4(disubstituted methyl)piperidine and pyridine derivatives have provided unexpected insecticidal activity. These compounds are represented by formula (I): wherein m, n, q, r, and s are independently selected from 0 or 1; and p is 0, 1, 2, or 3; A is C or CH; and B, D, E, R, R1, R2, R3, R4, R5, R6, R7 and R8 are fully described herein. In addition, compositions comprising an insecticidally effective amount of at least one compound of formula I, and optionally, an effective amount of at least one of a second compound, with at least one insecticidally compatible carrier are also disclosed; along with methods of controlling insects comprising applying said compositions to a locus where insects are present or are expected to be present.
    Type: Application
    Filed: December 8, 2003
    Publication date: June 22, 2006
    Inventors: Ping Ding, Robert Henrie II, Daniel Cohen, John Lyga, David Rosen, George Theodoridis, Qun Zhang, Walter Yeager, Stephen Donovan, Steven Zhang, Inna Shulman, Seong Yu, Guozhi Wang, Y. Larry Zhang, Araimala Gopalsamy, Dennis Warkentin, Paul Rensner, Ian Silverman, Thomas Cullen
  • Patent number: 6987194
    Abstract: Insecticidal (dihalopropenyl) phenylalkyl substituted dihydrobenzofuran and dihydrobenzopyran derivatives of Formula I are disclosed. These compounds provide unexpected insecticidal activity across a spectrum of insect pests combined with desirable physical properties including improved photostability. wherein x and y are integers independently selected from 0 or 1; and B is a bridging group *—(CR16R17)q—(CR18R19)r—(CR20R21)s—Lt—(CR22R23)u—(CR24R25)v—(CR26R27)w—, where the asterisk denotes attachment at A; and q, r, s, u, v and w are integers independently selected from 0, 1 and 2; and t is an integer selected from 0 and 1. A, D, E, G, M, R through R11, and R16 through R27, inclusively, are fully described herein. In addition, compositions comprising an insecticidally effective amount of at least one compound of formula I and methods of controlling insects by applying said compositions to a locus where insects are present or are expected to be present are also disclosed.
    Type: Grant
    Filed: April 27, 2004
    Date of Patent: January 17, 2006
    Assignee: FMC Corporation
    Inventors: George Theodoridis, Edward J. Barron, Dominic P. Suarez, Y. Larry Zhang, Ping Ding, David M. Roush, Stephen F. Donovan, Frank J. Zawacki, Walter H. Yeager, John W. Lyga, Daniel H. Cohen
  • Publication number: 20050171356
    Abstract: Certain novel (dihalopropenyl)phenylalkyl substituted benzoxazole and benzothiazole derivatives have unexpected insecticidal activity. These compounds are represented by formula (I): where R through R11, inclusively. x, A, B, y, D, E and G are fully described herein. Preferred compounds of the present invention are those wherein the benzo-fused ring moiety is attached to the remainder of the molecule at the positions designated as (5) or (6) and where R11 is either C1-C3 alkyl or halo C1-C3 alkyl. In addition, compositions comprising an insecticidally effective amount of at least one compound of formula (I), and optionally, an effective amount of at least one of a second compound, with at least one insecticidally compatible carrier are also disclosed; along with methods of controlling insects comprising applying said compositions to a locus where insects are present or are expected to be present.
    Type: Application
    Filed: April 28, 2004
    Publication date: August 4, 2005
    Inventors: George Theodoridis, Edward Barron, Dominic Suarez, Y. Larry Zhang, Ping Ding, John Lyga, Matthew Whiteside
  • Publication number: 20040224994
    Abstract: Insecticidal (dihalopropenyl) phenylalkyl substituted dihydrobenzofuran and dihydrobenzopyran derivatives of Formula I are disclosed. These compounds provide unexpected insecticidal activity across a spectrum of insect pests combined with desirable physical properties including improved photostability.
    Type: Application
    Filed: April 27, 2004
    Publication date: November 11, 2004
    Inventors: George Theodoridis, Edward J. Barron, Dominic P. Suarez, Y. Larry Zhang, Ping Ding, David M. Roush, Stephen F. Donovan, Frank J. Zawacki, Walter H. Yeager, John W. Lyga, Daniel H. Cohen