Patents by Inventor Walter H. Yeager

Walter H. Yeager 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: 9065063
    Abstract: Compounds comprising phosphorescent metal complexes comprising cyclometallated imidazo[1,2-f]phenanthridine and diimidazo[1,2-a:1?,2?-c]quinazoline ligands, or isoelectronic or benzannulated analogs thereof, are described. Organic light emitting diode devices comprising these compounds are also described.
    Type: Grant
    Filed: September 29, 2014
    Date of Patent: June 23, 2015
    Assignee: Universal Display Corporation
    Inventors: David B. Knowles, Chun Lin, Peter Borden MacKenzie, Jui-Yi Tsai, Robert W. Walters, Scott A. Beers, Cory S. Brown, Walter H. Yeager
  • Publication number: 20150018549
    Abstract: Compounds comprising phosphorescent metal complexes comprising cyclometallated imidazo[1,2-f]phenanthridine and diimidazo[1,2-a:1?,2?-c]quinazoline ligands, or isoelectronic or benzannulated analogs thereof, are described. Organic light emitting diode devices comprising these compounds are also described.
    Type: Application
    Filed: September 29, 2014
    Publication date: January 15, 2015
    Applicant: Universal Display Corporation
    Inventors: David B. KNOWLES, Chun Lin, Peter Borden Mackenzie, Jui-Yi Tsai, Robert W. Walters, Scott A. Beers, Cory S. Brown, Walter H. Yeager
  • Patent number: 8889864
    Abstract: Compounds comprising phosphorescent metal complexes comprising cyclometallated imidazo[1,2-f]phenanthridine and diimidazo[1,2-a:1?,2?-c]quinazoline ligands, or isoelectronic or benzannulated analogs thereof, are described. Organic light emitting diode devices comprising these compounds are also described.
    Type: Grant
    Filed: May 15, 2014
    Date of Patent: November 18, 2014
    Assignee: Universal Display Corporation
    Inventors: David B. Knowles, Chun Lin, Peter Borden MacKenzie, Jui-Yi Tsai, Robert W. Walters, Scott A. Beers, Cory S. Brown, Walter H. Yeager
  • Publication number: 20140249307
    Abstract: Compounds comprising phosphorescent metal complexes comprising cyclometallated imidazo[1,2-f]phenanthridine and diimidazo[1,2-a:1?,2?-c]quinazoline ligands, or isoelectronic or benzannulated analogs thereof, are described. Organic light emitting diode devices comprising these compounds are also described.
    Type: Application
    Filed: May 15, 2014
    Publication date: September 4, 2014
    Applicant: Universal Display Corporation
    Inventors: David B. KNOWLES, Chun LIN, Peter Borden MACKENZIE, Jui-Yi TSAI, Robert W. WALTERS, Scott A. BEERS, Cory S. BROWN, Walter H. YEAGER
  • Patent number: 8766529
    Abstract: Compounds comprising phosphorescent metal complexes comprising cyclometallated imidazo[1,2-f]phenanthridine and diimidazo[1,2-a:1?,2?-c]quinazoline ligands, or isoelectronic or benzannulated analogs thereof, are described. Organic light emitting diode devices comprising these compounds are also described.
    Type: Grant
    Filed: October 20, 2010
    Date of Patent: July 1, 2014
    Assignee: Universal Display Corporation
    Inventors: David B. Knowles, Chun Lin, Peter Borden MacKenzie, Jui-Yi Tsai, Robert W. Walters, Scott A. Beers, Cory S. Brown, Walter H. Yeager
  • Patent number: 8691988
    Abstract: Compounds comprising phosphorescent metal complexes comprising cyclometallated imidazo[1,2-f]phenanthridine and diimidazo[1,2-a:1?,2?-c]quinazoline ligands, or isoelectronic or benzannulated analogs thereof, are described. Organic light emitting diode devices comprising these compounds are also described.
    Type: Grant
    Filed: July 23, 2013
    Date of Patent: April 8, 2014
    Assignee: Universal Display Corporation
    Inventors: David B. Knowles, Chun Lin, Peter Borden Mackenzie, Jui-Yi Tsai, Robert W. Walters, Scott A. Beers, Cory S. Brown, Walter H. Yeager
  • Publication number: 20130310561
    Abstract: Compounds comprising phosphorescent metal complexes comprising cyclometallated imidazo[1,2-f]phenanthridine and diimidazo[1,2-a:1?,2?-c]quinazoline ligands, or isoelectronic or benzannulated analogs thereof, are described. Organic light emitting diode devices comprising these compounds are also described.
    Type: Application
    Filed: July 23, 2013
    Publication date: November 21, 2013
    Applicant: Universal Display Corporation
    Inventors: David B. Knowles, Chun Lin, Peter Borden Mackenzie, Jui-Yi Tsai, Robert W. Walters, Scott A. Beerts, Cory S. Brown, Walter H. Yeager
  • Patent number: 8119563
    Abstract: N-substituted azacycle derivative compounds represented by formula (I): wherein m, q, r, t and u are independently selected from 0 or 1; and p is 0, 1, 2, or 3; and A, B, D, X, Y, R, R1, R2, R3, R4, R5, R6, R7, R8, R9, R10 and R11 are fully described herein. The compounds being particularly useful in compositions comprising an insecticidally effective amount of at least one compound of formula I, and an 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 4, 2004
    Date of Patent: February 21, 2012
    Assignee: FMC Corporation
    Inventors: George Theodoridis, David Rosen, Shunxiang Zhang, Walter H. Yeager, Robert N. Henrie, II, Syed Z. Ahmed, Hongbin Men, Stephen Donovan
  • Patent number: 7977332
    Abstract: Certain noel N-(heteroarylalkyl)alkanediamine derivatives have provided unexpected insecticidal and acaricidal activity. These compounds are represented by formula I: wherein Ar, a, r, R, Ra, Rb, Rc, Rd, b, c, Re, Rf, Rg, Rh, R5, d, e, U, V, X, WR6 and R7 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 2, 2004
    Date of Patent: July 12, 2011
    Assignee: FMC Corporation
    Inventors: David M. Roush, John F. Chiarello, Jianming Yu, Benjamin J. Dugan, George Theodoridis, Manorama M. Patel, Walter H. Yeager, Steven W. Szczepanski
  • Publication number: 20110073849
    Abstract: Compounds comprising phosphorescent metal complexes comprising cyclometallated imidazo[1,2-f]phenanthridine and diimidazo[1,2-a:1?,2?-c]quinazoline ligands, or isoelectronic or benzannulated analogs thereof, are described. Organic light emitting diode devices comprising these compounds are also described.
    Type: Application
    Filed: October 20, 2010
    Publication date: March 31, 2011
    Inventors: David B. KNOWLES, Chun Lin, Peter Borden MacKenzie, Jui-Yi Tsai, Robert W. Walters, Scott A. Beers, Cory S. Brown, Walter H. Yeager
  • Patent number: 7915415
    Abstract: Compounds comprising phosphorescent metal complexes comprising cyclometallated imidazo[1,2-f]phenanthridine and diimidazo[1,2-a:1?,2?-c]quinazoline ligands, or isoelectronic or benzannulated analogs thereof, are described. Organic light emitting diode devices comprising these compounds are also described.
    Type: Grant
    Filed: February 9, 2007
    Date of Patent: March 29, 2011
    Assignee: Universal Display Corporation
    Inventors: David B. Knowles, Chun Lin, Peter Borden MacKenzie, Jui-Yi Tsai, Robert W. Walters, Scott A. Beers, Cory S. Brown, Walter H. Yeager
  • Publication number: 20110065710
    Abstract: Certain noel N-(heteroarylalkyl)alkanediamine derivatives have provided unexpected insecticidal and acaricidal activity. These compounds are represented by formula I: wherein Ar, a, r, R, Ra, Rb, Rc, Rd, b, c, Re, Rf, Rg, Rh, R5, d, e, U, V, X, WR6 and R7 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 2, 2004
    Publication date: March 17, 2011
    Inventors: David M. Roush, John F. Chiarello, Jianming Yu, Benjamin J. Dugan, George Theodoridis, Manorama M. Patel, Walter H. Yeager, Steven W. Szczepanski
  • 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
  • Publication number: 20090215821
    Abstract: N-substituted azacycle derivative compounds represented by formula (I): wherein m, q, r, t and u are independently selected from 0 or 1; and p is 0, 1, 2, or 3; and A, B, D, X, Y, R, R1, R2, R3, R4, R5, R6, R7, R8, R9, R10 and R11 are fully described herein. The compounds being particularly useful in compositions comprising an insecticidally effective amount of at least one compound of formula I, and an 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 4, 2004
    Publication date: August 27, 2009
    Inventors: George Theodoridis, David Rosen, Shunxiang Zhang, Walter H. Yeager, Robert N. Henrie, II, Syed Z. Ahmed, Hongbin Men, Stephen Donovan
  • 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
  • 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: 7247756
    Abstract: Compounds of formula I: wherein A, B, D, and R are as defined herein and their agriculturally acceptable salts are disclosed as effective insecticides. In addition, compositions comprising an insecticidally effective amount of a compound of Formula I in admixture with at least one agriculturally acceptable extender or adjuvant and methods of controlling insects comprising applying the compositions to locus on crops where control is desired are disclosed.
    Type: Grant
    Filed: January 29, 2003
    Date of Patent: July 24, 2007
    Assignee: Bayer CropScience AG
    Inventors: George Theodoridis, Edward Barron, Daniel H. Cohen, Ellen M. Crawford, Thomas G. Cullen, Hongyan Qi, Elizabeth Rowley, Syed F. Ali, Walter H. Yeager, Christina B. Duggan
  • 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: 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