Patents by Inventor Chien-Tien Chen

Chien-Tien Chen 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: 11407692
    Abstract: A method for oxidative cleavage of a compound with an unsaturated double bond is provided.
    Type: Grant
    Filed: April 28, 2020
    Date of Patent: August 9, 2022
    Assignee: NATIONAL TSING HUA UNIVERSITY
    Inventors: Chien-Tien Chen, Yi-Ya Liao, Ya-Pei Chen
  • Publication number: 20220144976
    Abstract: A block copolymer is disclosed. The block copolymer has a structure of formula (V) below: [D]x-[E]y-[F]z??(V) wherein D, E, and F are each independently a compound of formula (VI) below, and D, E, and F are different from each other; and x, y, and z are each independently an integer from 1 to 40; wherein A2 is O or S; R7 is H or a C1-6 alkyl; and R8 is a C1-12 alkyl, (CH2)qN(R11)2, CH2(CH2OCH2)rCH2N(R12)2, or CH2(CH2OCH2)sCH2OR13, wherein R11, R12, and R13 are each independently a C1-6 alkyl; and q, r, and s are each independently an integer from 1 to 10.
    Type: Application
    Filed: January 27, 2022
    Publication date: May 12, 2022
    Inventors: Chien-Tien CHEN, Yi-Ya LIAO
  • Patent number: 11279776
    Abstract: A block copolymer and a method for preparing the same are disclosed. The method comprises the following steps: (A) mixing a compound of formula (I), a catalyst of formula (II), and a first solvent to obtain a first mixture; (B) adding a first monomer into the first mixture for reaction to obtain a second mixture; and (C) adding a second monomer into the second mixture for reaction to obtain a third mixture; wherein the compound of formula (I) and the catalyst of formula (II) are as defined in the specification.
    Type: Grant
    Filed: September 18, 2019
    Date of Patent: March 22, 2022
    Assignee: NATIONAL TSING HUA UNIVERSITY
    Inventors: Chien-Tien Chen, Yi-Ya Liao
  • Publication number: 20210230222
    Abstract: A method for preparing a cyclopeptide and a cyclopeptide preparing by the method are disclosed. The method includes the following steps: (A) providing compounds represented by the following formulas (I-1) and (I-2): wherein, G, Ra, Rb, Rc, Rd, and Re are defined in the specification; (B) performing a reaction between the compounds of formulas (I-1) and (I-2) to obtain a compound represented by the following formula (I-3): and (C) performing a cyclization reaction of the compound of formula (I-3) with a catalyst of formula (II) and deprotection to obtain a compound represented by the following formula (III): wherein, G?, Q, M, L1, L2, m, y, and z are defined in the specification.
    Type: Application
    Filed: April 28, 2020
    Publication date: July 29, 2021
    Inventors: Chien-Tien CHEN, Shiue-Shien WENG
  • Publication number: 20210206702
    Abstract: A method for oxidative cleavage of a compound with an unsaturated double bond is provided.
    Type: Application
    Filed: April 28, 2020
    Publication date: July 8, 2021
    Inventors: Chien-Tien CHEN, Yi-Ya LIAO, Ya-Pei CHEN
  • Patent number: 11053330
    Abstract: An esterification method of a copolymer is disclosed. The esterification method includes the steps of: (A) mixing a copolymer having a carboxylic acid group, an alcohol or an aminoalcohol compound, a catalyst of formula (I), and a first solvent to obtain a first mixture; (B) reacting the first mixture at a predetermined temperature to obtain a second mixture; and (C) adding the second mixture into a second solvent; wherein the catalyst of formula (I) is shown below: [M(O)a]m+Xbn???(I) wherein M, X, a, b, in, and n are defined in the specification.
    Type: Grant
    Filed: September 18, 2019
    Date of Patent: July 6, 2021
    Assignee: NATIONAL TSING HUA UNIVERSITY
    Inventors: Chien-Tien Chen, Yi-Ya Liao
  • Patent number: 10851134
    Abstract: A method for preparing a cyclopeptide, which includes the following steps: (A) providing compounds represented by the following formulas (II-1) or (II?-1) and (II-2); (B) performing a reaction between the compounds of formulas (II-1) or (II?-1) and (II-2), to obtain a compound represented by the following formula (II-3) and (II?-3), respectively; (C) performing a reaction between the compound of formula (II-3) or (II?-3) and a compound represented by the following formula (II-4) or (II?-4), respectively, is performed, to obtain a compound represented by the following formula (II-5), and (II?-5), respectively; (D) performing a cyclization reaction of the compound of formula (II-5) or (II?-5) with a catalyst of formula (III), to obtain a compound represented by the following formula (I) or (I?), respectively. The formulas (I), (I?), (II-1) to (II-5), (II?-1) to (II?-5) and (III) are shown in the specification.
    Type: Grant
    Filed: July 10, 2020
    Date of Patent: December 1, 2020
    Assignee: NATIONAL TSING HUA UNIVERSITY
    Inventor: Chien-Tien Chen
  • Publication number: 20200339632
    Abstract: A method for preparing a cyclopeptide, which includes the following steps: (A) providing compounds represented by the following formulas (II-1) or (II?-1) and (II-2); (B) performing a reaction between the compounds of formulas (II-1) or (II?-1) and (II-2), to obtain a compound represented by the following formula (II-3) and (II?-3), respectively; (C) performing a reaction between the compound of formula (II-3) or (II?-3) and a compound represented by the following formula (II-4) or (II?-4), respectively, is performed, to obtain a compound represented by the following formula (II-5), and (II?-5), respectively; (D) performing a cyclization reaction of the compound of formula (II-5) or (II?-5) with a catalyst of formula (III), to obtain a compound represented by the following formula (I) or (I?), respectively. The formulas (I), (I?), (II-1) to (II-5), (II?-1) to (II?-5) and (III) are shown in the specification.
    Type: Application
    Filed: July 10, 2020
    Publication date: October 29, 2020
    Inventor: Chien-Tien CHEN
  • Patent number: 10745444
    Abstract: A cyclopeptide is disclosed, which is represented by the following formula (I) or (I?): wherein R1 is defined in the specification. In addition, a pharmaceutical or cosmetic composition comprising the same and a method for preparing the same are also disclosed.
    Type: Grant
    Filed: April 17, 2017
    Date of Patent: August 18, 2020
    Assignee: NATIONAL TSING HUA UNIVERSITY
    Inventor: Chien-Tien Chen
  • Publication number: 20200095348
    Abstract: An esterification method of a copolymer is disclosed. The esterification method includes the steps of: (A) mixing a copolymer having a carboxylic acid group, an alcohol or an aminoalcohol compound, a catalyst of formula (I), and a first solvent to obtain a first mixture; (B) reacting the first mixture at a predetermined temperature to obtain a second mixture; and (C) adding the second mixture into a second solvent; wherein the catalyst of formula (I) is shown below: [M(O)a]m+Xbn+??(I) wherein M, X, a, b, in, and n are defined in the specification.
    Type: Application
    Filed: September 18, 2019
    Publication date: March 26, 2020
    Inventors: Chien-Tien CHEN, Yi-Ya LIAO
  • Publication number: 20200095363
    Abstract: A block copolymer and a method for preparing the same are disclosed. The method comprises the following steps: (A) mixing a compound of formula (I), a catalyst of formula (II), and a first solvent to obtain a first mixture; (B) adding a first monomer into the first mixture for reaction to obtain a second mixture; and (C) adding a second monomer into the second mixture for reaction to obtain a third mixture; wherein the compound of formula (I) and the catalyst of formula (II) are as defined in the specification.
    Type: Application
    Filed: September 18, 2019
    Publication date: March 26, 2020
    Inventors: Chien-Tien CHEN, Yi-Ya LIAO
  • Patent number: 10224489
    Abstract: A novel compound is disclosed, which comprises: a 7-membered ring segment, which is formed by a cis-stilbene segment and a bridge atom with four bonds; and a fluorene segment connecting to the bridge atom with a double bond. In addition, an organic electronic device is also disclosed, and an organic layer therein comprises the novel compound of the present invention.
    Type: Grant
    Filed: August 4, 2016
    Date of Patent: March 5, 2019
    Assignee: NICHEM FINE TECHNOLOGY CO., LTD.
    Inventors: Chien-Tien Chen, Chi-Chung Chen
  • Patent number: 10217947
    Abstract: An organic compound is disclosed. The organic compound includes a cis-stilbene segment, a bridge atom segment having a bridge atom with four bonds, and the bridge atom is connected to the cis-stilbene segment with two of the four bonds to form a 7-membered ring structure, and an imidazole segment connected to the cis-stilbene segment.
    Type: Grant
    Filed: August 4, 2016
    Date of Patent: February 26, 2019
    Assignee: NICHEM FINE TECHNOLOGY CO., LTD.
    Inventors: Chien-Tien Chen, Chi-Chung Chen
  • Patent number: 10211410
    Abstract: An organic compound is disclosed. The organic compound includes a cis-stilbene segment, a bridge atom segment having a bridge atom with four bonds, and the bridge atom is connected to the cis-stilbene segment with two of the four bonds to form a 7-membered ring structure, and a quinoxaline segment connected to the cis-stilbene segment.
    Type: Grant
    Filed: August 4, 2016
    Date of Patent: February 19, 2019
    Assignee: NICHEM FINE TECHNOLOGY CO., LTD
    Inventors: Chien-Tien Chen, Chi-Chung Chen
  • Patent number: 10193083
    Abstract: The present invention provides a series of spirally configured cis-stilbene/fluorene hybrid compounds and an optoelectronic device comprising the same. The compound comprises a seven-membered ring portion. The seven-membered ring portion is composed of a cis-stilbene fragment, and a tetrahedral coordination bridging atom fragment, wherein the cis-stilbene fragment has at least one substituent, the substituent is independently a substituted or unsubstituted triazine group, pyrimidine group or phenyl group. The compounds have glass transition temperatures ranged from 156° C. to 202° C., decomposition temperatures ranged from 419° C. to 509° C., reversible electron transport property, and balanced charges motilities. In addition, a variety of experimental data have proved that these spirally configured cis-stilbene/fluorene hybrid materials can indeed be used as a hole-blocking type electron-transporter for phosphorescent OLEDs.
    Type: Grant
    Filed: August 4, 2016
    Date of Patent: January 29, 2019
    Assignee: NICHEM FINE TECHNOLOGY CO., LTD.
    Inventors: Chien-Tien Chen, Chi-Chung Chen
  • Patent number: 10186667
    Abstract: The present invention provides a series of diphenylimidazole-fused, spirally configured cis-stilbene/fluorene hybrid compounds and an optoelectronic device comprising the same. The diphenylimidazole-fused, spirally configured cis-stilbene/fluorene hybrid compound bearing cyanoaryl and cyanoheteroaryl substituents, and have glass transition temperatures ranged from 154° C. to 194° C., decomposition temperatures ranged from 426° C. to 443° C., reversible electron transport property, and balanced charges motilities. In addition, a variety of experimental data have proved that these diphenylimidazole-fused, spirally configured cis-stilbene/fluorene hybrid materials can indeed be used as a hole-blocking type electron-transporter for phosphorescent OLEDs.
    Type: Grant
    Filed: August 4, 2016
    Date of Patent: January 22, 2019
    Assignee: NICHEM FINE TECHNOLOGY CO., LTD.
    Inventors: Chien-Tien Chen, Chi-Chung Chen
  • Publication number: 20180298060
    Abstract: A cyclopeptide is disclosed, which is represented by the following formula (I) or (I?): wherein R1 is defined in the specification. In addition, a pharmaceutical or cosmetic composition comprising the same and a method for preparing the same are also disclosed.
    Type: Application
    Filed: April 17, 2017
    Publication date: October 18, 2018
    Inventor: Chien-Tien CHEN
  • Publication number: 20180273840
    Abstract: A spirally configured cis-stilbene/fluorene hybrid material is shown in formula (1), wherein R? is an alkyl group or represented by formula (2), X represents CR36R37 or NR38, wherein R36 is represented by formula (3), R37 is represented by formula (4), R38 is represented by formula (5), wherein R1 to R4, R6 to R18 and R39 to R53 are independently selected from the group consisting of hydrogen atom, halogen atom, cyano group, alkyl group, cycloalkyl group, alkoxy group, amino group, haloalkyl group, thioalkyl group, silyl group and alkenyl group, R5 is a hydrogen atom, tert-butyl group or naphthyl group, n is 0 or 1.
    Type: Application
    Filed: May 25, 2017
    Publication date: September 27, 2018
    Inventor: Chien-Tien CHEN
  • Publication number: 20180086892
    Abstract: A novel catalyst, a use thereof and a method for treating PCB inked waste by using the same are disclosed. The catalyst of the present disclosure is represented by the following formula (I): [M(O)a]m+Xn???(I) herein M, X, a, m and n are defined in the specification.
    Type: Application
    Filed: July 11, 2017
    Publication date: March 29, 2018
    Inventor: Chien-Tien CHEN
  • Publication number: 20180040830
    Abstract: An organic compound is disclosed. The organic compound includes a cis-stilbene segment, a bridge atom segment having a bridge atom with four bonds, and the bridge atom is connected to the cis-stilbene segment with two of the four bonds to form a 7-membered ring structure, and an imidazole segment connected to the cis-stilbene segment.
    Type: Application
    Filed: August 4, 2016
    Publication date: February 8, 2018
    Inventors: Chien-Tien Chen, Chi-Chung Chen