Patents by Inventor Weishi Wu

Weishi Wu 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).

  • Publication number: 20230320195
    Abstract: There is disclosed a compound Formula I In Formula I: Z is CR4R5, C?CR4R5, SiR4R5, GeR4R5, NR4a, PR4a, P(O)R4a, O, S, SO, SO2, Se; SeO, SeO2, Te, TeO, or TeO2; R1 - R3 are the same or different at each occurrence and are D, aryl, heteroaryl, alkyl, amino, silyl, germyl, deuterated aryl, deuterated heteroaryl, deuterated alkyl, deuterated amino, deuterated silyl, or deuterated germyl, where two groups selected from R1, R2, and R3 can be joined together to form a fused ring; R4 - R5 are the same or different at each occurrence and are H, D, aryl, heteroaryl, alkyl, amino, silyl, germyl, deuterated aryl, deuterated heteroaryl, deuterated alkyl, deuterated amino, deuterated silyl, or deuterated germyl; R4a is alkyl, silyl, germyl, aryl, or a deuterated analog thereof; a is an integer from 0-4; b and c are the same or different and are an integer from 0-3.
    Type: Application
    Filed: April 19, 2023
    Publication date: October 5, 2023
    Applicant: LG Chem, Ltd.
    Inventors: Viacheslav V. Diev, John David Allen, Kerwin D. Dobbs, Weiying Gao, Michael Henry Howard, JR., Michael R. Moseley, Weishi Wu
  • Patent number: 11683979
    Abstract: There is disclosed a compound Formula I In Formula I: Z is CR4R5, C?CR4R5, SiR4R5, GeR4R5, NR4a, PR4a, P(O)R4a, O, S, SO, SO2, Se; SeO, SeO2, Te, TeO, or TeO2; R1-R3 are the same or different at each occurrence and are D, aryl, heteroaryl, alkyl, amino, silyl, germyl, deuterated aryl, deuterated heteroaryl, deuterated alkyl, deuterated amino, deuterated silyl, or deuterated germyl, where two groups selected from R1, R2, and R3 can be joined together to form a fused ring; R4-R5 are the same or different at each occurrence and are H, D, aryl, heteroaryl, alkyl, amino, silyl, germyl, deuterated aryl, deuterated heteroaryl, deuterated alkyl, deuterated amino, deuterated silyl, or deuterated germyl; R4ais alkyl, silyl, germyl, aryl, or a deuterated analog thereof; a is an integer from 0-4; b and c are the same or different and are an integer from 0-3.
    Type: Grant
    Filed: January 20, 2016
    Date of Patent: June 20, 2023
    Inventors: Viacheslav V. Diev, John David Allen, Kerwin D. Dobbs, Weiying Gao, Michael Henry Howard, Jr., Michael R. Moseley, Weishi Wu
  • Publication number: 20220093872
    Abstract: There is provided a compound having Formula I, Formula II, or Formula III. The variables are described in detail herein.
    Type: Application
    Filed: December 7, 2021
    Publication date: March 24, 2022
    Applicant: LG Chem, Ltd.
    Inventors: Hjalti Skulason, Viacheslav V. Diev, Giang Dong Vo, Weiying Gao, Weishi Wu, Norman Herron, Michael Henry Howard, Jr., Kalindi Dogra, Yunlong Zou
  • Patent number: 11239426
    Abstract: There is provided a compound having Formula (I), Formula (II), or Formula (III). The variables are described in detail herein.
    Type: Grant
    Filed: November 1, 2017
    Date of Patent: February 1, 2022
    Inventors: Hjalti Skulason, Viacheslav V. Diev, Giang Dong Vo, Weiying Gao, Weishi Wu, Norman Herron, Michael Henry Howard, Jr., Kalindi Dogra, Yunlong Zou
  • Patent number: 10897025
    Abstract: There is provided a compound having Formula I In Formula I: Ar1 and Ar2 are the same or different and are aryl, heteroaryl, or deuterated analogs thereof; L1 and L2 are the same or different and are H, D, halogen, aryl, arylamino, crosslinkable groups, deuterated aryl, deuterated arylamino, or deuterated crosslinkable groups; R1-R4 are the same or different at each occurrence and are D, F, CN, hydrocarbon aryl, heteroaryl, aryloxy, fluoroaryl, alkyl, fluoroalkyl, alkoxy, fluoroalkoxy, amino, silyl, siloxane, siloxy, germyl, deuterated hydrocarbon aryl, deuterated heteroaryl, deuterated aryloxy, deuterated fluoroaryl, deuterated alkyl, deuterated fluoroalkyl, deuterated alkoxy, deuterated fluoroalkoxy, deuterated amino, deuterated silyl, deuterated siloxane, deuterated siloxy, or deuterated germyl, wherein adjacent groups selected from R1-R4 can be joined together to form a fused ring; a is 0 or 1; b is 0 or 1; x and x1 are the same or different and are an integer from 0-5; y and y1 are the same or differe
    Type: Grant
    Filed: May 18, 2016
    Date of Patent: January 19, 2021
    Inventors: Viacheslav V. Diev, Weiying Gao, John David Allen, Weishi Wu, Gene M. Rossi, Kerwin D. Dobbs, Michael R. Moseley, Chi Zhang
  • Patent number: 10862037
    Abstract: There is provided a compound having Formula I In Formula I: BCz is a substituted or unsubstituted benzocarbazole unit; L1 and L2 are the same or different and are H, D, halogen, aryl, arylamino, crosslinkable groups, deuterated aryl, deuterated arylamino, or deuterated crosslinkable groups; Q1 and Q2 are the same or different and are a single bond, alkyl, aryl, heteroaryl, diarylamino, triarylamino, deuterated alkyl, deuterated aryl, deuterated heteroaryl, deuterated diarylamino, or deuterated triarylamino; and n is an integer greater than 0, with the proviso that when n=1, L1 and L2 are Cl, Br, crosslinkable groups or deuterated crosslinkable groups.
    Type: Grant
    Filed: October 11, 2016
    Date of Patent: December 8, 2020
    Inventors: Viacheslav V Diev, Weiying Gao, Weishi Wu
  • Publication number: 20200013959
    Abstract: There is provided a compound having Formula I: In the formula: NpHet is a naphthalene core having at least one fused 5-membered heteroaromatic ring, where the heteroaromatic ring has one heteroatom which is O, S, Se, or Te; Ar1-Ar6 are the same or different and are a hydrocarbon aryl group, a heteroaryl group, or a deuterated analog thereof; a and b are the same or different and are 0 or 1; m and n are the same or different and are 0 or 1; with the proviso that a, b, m, and n are not all 0.
    Type: Application
    Filed: May 25, 2017
    Publication date: January 9, 2020
    Inventors: Weiying Gao, Giang Dong Vo, Michael Henry Howard, Jr., Weishi Wu, Norman Herron
  • Publication number: 20190378992
    Abstract: There is provided a compound having Formula (I), Formula (II), or Formula (III). The variables are described in detail herein.
    Type: Application
    Filed: November 1, 2017
    Publication date: December 12, 2019
    Applicant: LG Chem, Ltd.
    Inventors: Hjalti Skulason, Viacheslav V. Diev, Giang Dong Vo, Weiying Gao, Weishi Wu, Norman Herron, Michael Henry Howard, Jr., Kalindi Dogra, Yunlong Zou
  • Patent number: 10193070
    Abstract: There is disclosed a compound having Formula I, Formula II, Formula III, Formula VIII, Formula IX, or Formula X The variables are described in detail in the application.
    Type: Grant
    Filed: October 20, 2015
    Date of Patent: January 29, 2019
    Assignee: E I DU PONT DE NEMOURS AND COMPANY
    Inventors: Weiying Gao, Michael Henry Howard, Jr., Viacheslav V. Diev, Weishi Wu, Hong Meng
  • Publication number: 20180097193
    Abstract: There is provided a compound having Formula I In Formula I: Ar1 and Ar2 are the same or different and are aryl, heteroaryl, or deuterated analogs thereof; L1 and L2 are the same or different and are H, D, halogen, aryl, arylamino, crosslinkable groups, deuterated aryl, deuterated arylamino, or deuterated crosslinkable groups; R1-R4 are the same or different at each occurrence and are D, F, CN, hydrocarbon aryl, heteroaryl, aryloxy, fluoroaryl, alkyl, fluoroalkyl, alkoxy, fluoroalkoxy, amino, silyl, siloxane, siloxy, germyl, deuterated hydrocarbon aryl, deuterated heteroaryl, deuterated aryloxy, deuterated fluoroaryl, deuterated alkyl, deuterated fluoroalkyl, deuterated alkoxy, deuterated fluoroalkoxy, deuterated amino, deuterated silyl, deuterated siloxane, deuterated siloxy, or deuterated germyl, wherein adjacent groups selected from R1-R4 can be joined together to form a fused ring; a is 0 or 1; b is 0 or 1; x and x1 are the same or different and are an integer from 0-5; y and y1 are the same or differe
    Type: Application
    Filed: May 18, 2016
    Publication date: April 5, 2018
    Inventors: Viacheslav V. Diev, Weiying Gao, John David Allen, Weishi Wu, Gene M. Rossi, Kerwin D. Dobbs, Michael R. Moseley, Chi Zhang
  • Publication number: 20180062082
    Abstract: There is disclosed a compound Formula I In Formula I: Z is CR4R5, C?CR4R5, SiR4R5, GeR4R5, NR4a, PR4a, P(O)R4a, O, S, SO, SO2, Se; SeO, SeO2, Te, TeO, or TeO2; R1-R3 are the same or different at each occurrence and are D, aryl, heteroaryl, alkyl, amino, silyl, germyl, deuterated aryl, deuterated heteroaryl, deuterated alkyl, deuterated amino, deuterated silyl, or deuterated germyl, where two groups selected from R1, R2, and R3 can be joined together to form a fused ring; R4-R5 are the same or different at each occurrence and are H, D, aryl, heteroaryl, alkyl, amino, silyl, germyl, deuterated aryl, deuterated heteroaryl, deuterated alkyl, deuterated amino, deuterated silyl, or deuterated germyl; R4a is alkyl, silyl, germyl, aryl, or a deuterated analog thereof; a is an integer from 0-4; b and c are the same or different and are an integer from 0-3.
    Type: Application
    Filed: January 20, 2016
    Publication date: March 1, 2018
    Inventors: Viacheslav V. Diev, John David Allen, Kerwin D. Dobbs, Weiying Gao, Michael Henry Howard, Jr., Michael R. Moseley, Weishi Wu
  • Patent number: 9876174
    Abstract: There is provided a compound having Formula I. In Formula I: R3-R16 are the same or different and are H, D, alkyl, silyl, aryl, deuterated alkyl, deuterated silyl, or deuterated aryl, where no more than two R1-R16 are biphenyl and where at least two of R1-R16 have Formula II. In Formula II: Ar is phenyl, naphthyl, heteroaryl, spirofluorenyl, or a deuterated analog thereof; R11 is the same or different at each occurrence and is D, alkyl, silyl, aryl, deuterated alkyl, deuterated silyl, or deuterated aryl, where adjacent R11 groups can join to form a fused aromatic ring or fused deuterated aromatic ring; m is an integer form 0-4; n is an integer from 1-5; and the asterisk represents a point of attachment.
    Type: Grant
    Filed: March 29, 2017
    Date of Patent: January 23, 2018
    Assignee: E I DU PONT DE NEMOURS AND COMPANY
    Inventors: Weishi Wu, Weiying Gao
  • Publication number: 20170229654
    Abstract: There is disclosed a compound having Formula I, Formula II, Formula III, Formula VIII, Formula IX, or Formula X The variables are described in detail in the application.
    Type: Application
    Filed: October 20, 2015
    Publication date: August 10, 2017
    Inventors: Weiying Gao, Michael Henry Howard, Jr., Viacheslav V. Diev, Weishi Wu, Hong Meng
  • Patent number: 9716233
    Abstract: There is provided a compound having Formula I In Formula I: R1-R10 are the same or different and are H, D, alkyl, silyl, aryl, deuterated alkyl, deuterated silyl, or deuterated aryl, where no more than two of R1-R10 are biphenyl and where at least two of R1-R10 have Formula II In Formula II: Ar is phenyl, naphthyl, heteroaryl, spirofluorenyl, or a deuterated analog thereof; R11 is the same or different at each occurrence and is D, alkyl, silyl, aryl, deuterated alkyl, deuterated silyl, or deuterated aryl, where adjacent R11 groups can join to form a fused aromatic ring or fused deuterated aromatic ring; m is an integer from 0-4; n is an integer from 1-5; and the asterisk represents a point of attachment.
    Type: Grant
    Filed: October 14, 2014
    Date of Patent: July 25, 2017
    Assignee: E I DU PONT DE NEMOURS AND COMPANY
    Inventors: Weishi Wu, Weiying Gao
  • Patent number: 9711731
    Abstract: There is provided a compound having Formula I: In the formula: R1, R1a, R2, and R2a are the same or different and are H, D, F, CN, alkyl, fluoroalkyl, aryl, heteroaryl, silyl, deuterated alkyl, deuterated partially-fluorinated alkyl, deuterated aryl, deuterated heteroaryl, deuterated silyl, alkoxy, aryloxy, fluoroalkoxy, siloxane, siloxy, deuteroalkoxy, deuteroaryloxy, deuterofluoroalkoxy, deuterosiloxane, or deuterosiloxy, with the proviso that at least one of R1 and R1a is heteroaryl or deuterated heteroaryl; R3, R3a, R4, R4a, R5, and R6 are the same or different at each occurrence and are D, F, CN, alkyl, fluoroalkyl, aryl, heteroaryl, silyl, deuterated alkyl, deuterated partially-fluorinated alkyl, deuterated aryl, deuterated heteroaryl, deuterated silyl, alkoxy, aryloxy, fluoroalkoxy, siloxane, siloxy, deuteroalkoxy, deuteroaryloxy, deuterofluoroalkoxy, deuterosiloxane, or deuterosiloxy, where adjacent groups selected from R3, R3a, R4, and R4a can be joined together to form a fused ring; R7 is the sa
    Type: Grant
    Filed: October 20, 2014
    Date of Patent: July 18, 2017
    Assignee: E I DU PONT DE NEMOURS AND COMPANY
    Inventors: Norman Herron, Weishi Wu, Weiying Gao, Kalindi Dogra, Samuel R. Diamond, Juergen Weber, Mark A. Guidry
  • Publication number: 20170200900
    Abstract: There is provided a compound having Formula I. In Formula I: R3-R18 are the same or different and are H, D, alkyl, silyl, aryl, deuterated alkyl, denterated silyl, or deuterated aryl, where no more than two R1-R16 are biphenyl and where at least two of R1-R16 have Formula II. In Formula II: Ar is phenyl, naphthyl, heteroaryl, spirofluorenyl, or a deuterated analog thereof; R11 is the same or different at each occurrence and is D, alkyl, silyl, aryl, deuterated alkyl, deuterated silyl, or deuterated aryl, where adjacent R11 groups can join to form a fused aromatic ring or fused deuterated aromatic ring; m is an integer form 0-4; n is an integer from 1-5; and the asterick represents a point of attachment.
    Type: Application
    Filed: March 29, 2017
    Publication date: July 13, 2017
    Inventors: Weishi Wu, Weiying Gao
  • Patent number: 9680111
    Abstract: This invention relates to a composition including (a) a dopant, (b) a first host having at least one unit of Formula I, and (c) a second host compound. Formula I has the structure where Q is a fused ring linkage having the formula In Formula I: R1 is the same or different at each occurrence and is D, alkyl, aryl, silyl, alkoxy, aryloxy, cyano, vinyl, or allyl; R2 is the same or different at each occurrence and is H, D, alkyl, or aryl, or both R2 are an N-heterocycle; R3 is the same or different at each occurrence and is H, D, cyano, alkyl or aryl; and a is the same or different at each occurrence and is an integer from 0-4.
    Type: Grant
    Filed: February 4, 2016
    Date of Patent: June 13, 2017
    Assignee: E I DU PONT DE NEMOURS AND COMPANY
    Inventors: Jerald Feldman, Norman Herron, Michael Henry Howard, Jr., Nora Sabina Radu, Vsevolod Rostovtsev, Kerwin D Dobbs, Adam Fennimore, Weiying Gao, Weishi Wu, Ying Wang, Charles D McLaren
  • Publication number: 20170110664
    Abstract: There is provided a compound having Formula I In Formula I: BCz is a substituted or unsubstituted benzocarbazole unit; L1 and L2 are the same or different and are H, D, halogen, aryl, arylamino, crosslinkable groups, deuterated aryl, deuterated arylamino, or deuterated crosslinkable groups; Q1 and Q2 are the same or different and are a single bond, alkyl, aryl, heteroaryl, diarylamino, triarylamino, deuterated alkyl, deuterated aryl, deuterated heteroaryl, deuterated diarylamino, or deuterated triarylamino; and n is an integer greater than 0, with the proviso that when n=1, L1 and L2 are Cl, Br, crosslinkable groups or deuterated crosslinkable groups.
    Type: Application
    Filed: October 11, 2016
    Publication date: April 20, 2017
    Inventors: VIACHESLAV V. DIEV, WEIYING GAO, WEISHI WU
  • Patent number: 9577199
    Abstract: This invention relates to deuterated aryl-anthracene compounds that are useful in electronic applications. It also relates to electronic devices in which the active layer includes such a deuterated compound.
    Type: Grant
    Filed: October 8, 2014
    Date of Patent: February 21, 2017
    Assignee: E I DU PONT NEMOURS AND COMPANY
    Inventors: Daniel David Lecloux, Adam Fennimore, Weiying Gao, Nora Sabina Radu, Weishi Wu, Vsevolod Rostovtsev, Michael Henry Howard, Jr., Hong Meng, Yulong Shen, Jeffrey A Merlo, Eric Maurice Smith
  • Publication number: 20170029362
    Abstract: There is provided a compound having Formulae I-IV: In the formulae: Q1 and Q2 are the same or different and are a single bond, hydrocarbon aryl, or deuterated hydrocarbon aryl; Ar1-Ar4 are the same or different and are hydrocarbon aryl, heteroaryl, substituted derivatives thereof, or deuterated analogs thereof, where Ar1 and Ar2 may be joined to form a carbazole group and Ar3 and Ar4 may be joined to form a carbazole group; R1 is the same or different at each occurrence and is D, F, CN, alkyl, alkoxy, fluoroalkyl, hydrocarbon aryl, aryloxy, heteroaryl, silyl, siloxane, siloxy, germyl, deuterated alkyl, deuterated partially-fluorinated alkyl, deuterated alkoxy, deuterated hydrocarbon aryl, deuterated aryloxy, deuterated heteroaryl, deuterated heteroaryl deuterated silyl, deuterated siloxane, deuterated siloxy, or deuterated germyl; a is an integer of 0-4; b and b1 are the same or different and are an integer of 0-2; and c is an integer of 0-3.
    Type: Application
    Filed: July 20, 2016
    Publication date: February 2, 2017
    Inventors: MICHAEL HENRY HOWARD, JR., VIACHESLAV V. DIEV, WEIYING GAO, WEISHI WU