Patents by Inventor Julien LIEFFRIG

Julien LIEFFRIG 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: 11549182
    Abstract: Disclosed are Group 6 film forming compositions comprising Group 6 transition metal-containing precursors selected from the group consisting of: M(=O)2(OR)2??Formula I, M(=O)(NR2)4??Formula II, M(=O)2(NR2)2??Formula III, M(=NR)2(OR)2??Formula IV, and M(=O)(OR)4??Formula V, wherein M is Mo or W and each R is independently H, a C1 to C6 alkyl group, or SiR?3, wherein R? is H or a C1 to C6 alkyl group. Also disclosed are methods of synthesizing and using the disclosed compositions to deposit Group 6 transition metal-containing films on substrates via vapor deposition processes.
    Type: Grant
    Filed: September 30, 2021
    Date of Patent: January 10, 2023
    Assignee: L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude
    Inventors: Clément Lansalot-Matras, Julien Lieffrig, Christian Dussarrat, Antoine Colas, Jong Min Kim
  • Publication number: 20220018026
    Abstract: Disclosed are Group 6 film forming compositions comprising Group 6 transition metal-containing precursors selected from the group consisting of: M(=O)2(OR)2??Formula I, M(=O)(NR2)4??Formula II, M(=O)2(NR2)2??Formula III, M(=NR)2(OR)2??Formula IV, and M(=O)(OR)4??Formula V, wherein M is Mo or W and each R is independently H, a C1 to C6 alkyl group, or SiR?3, wherein R? is H or a C1 to C6 alkyl group. Also disclosed are methods of synthesizing and using the disclosed compositions to deposit Group 6 transition metal-containing films on substrates via vapor deposition processes.
    Type: Application
    Filed: September 30, 2021
    Publication date: January 20, 2022
    Inventors: Clément LANSALOT-MATRAS, Julien LIEFFRIG, Christian DUSSARRAT, Antoine COLAS, Jong Min KIM
  • Patent number: 11162175
    Abstract: Disclosed are Group 6 film forming compositions comprising Group 6 transition metal-containing precursors selected from the group consisting of: M(=O)2(OR)2??Formula I, M(=O)(NR2)4??Formula II, M(=O)2(NR2)2??Formula III, M(=NR)2(OR)2??Formula IV, and M(=O)(OR)4??Formula V, wherein M is Mo or W and each R is independently H, a C1 to C6 alkyl group, or SiR?3, wherein R? is H or a C1 to C6 alkyl group. Also disclosed are methods of synthesizing and using the disclosed compositions to deposit Group 6 transition metal-containing films on substrates via vapor deposition processes.
    Type: Grant
    Filed: March 4, 2020
    Date of Patent: November 2, 2021
    Assignee: L'Air Liquide SociétéAnonyme pour I'Etude et I'Exploitation des Procédés Georges Claude
    Inventors: Clément Lansalot-Matras, Julien Lieffrig, Christian Dussarrat, Antoine Colas, Jong Min Kim
  • Patent number: 10731251
    Abstract: Disclosed are Group 6 film forming compositions comprising Group 6 transition metal-containing precursors selected from the group consisting of: M(?O)2(OR)2??Formula I, M(?O)(NR2)4??Formula II, M(?O)2(NR2)2??Formula III, M(?NR)2(OR)2??Formula IV, and M(?O)(OR)4??Formula V, wherein M is Mo or W and each R is independently H, a C1 to C6 alkyl group, or SiR?3, wherein R? is H or a C1 to C6 alkyl group. Also disclosed are methods of synthesizing and using the disclosed compositions to deposit Group 6 transition metal-containing films on substrates via vapor deposition processes.
    Type: Grant
    Filed: August 21, 2018
    Date of Patent: August 4, 2020
    Assignee: L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude
    Inventors: Clément Lansalot-Matras, Julien Lieffrig, Christian Dussarrat, Antoine Colas, Jong Min Kim
  • Publication number: 20200199749
    Abstract: Disclosed are Group 6 film forming compositions comprising Group 6 transition metal-containing precursors selected from the group consisting of: M(=O)2(OR)2 ??Formula I, M(=O)(NR2)4 ??Formula II, M(=O)2(NR2)2 ??Formula III, M(=NR)2(OR)2 ??Formula IV, and M(=O)(OR)4 ??Formula V, wherein M is Mo or W and each R is independently H, a C1 to C6 alkyl group, or SiR?3, wherein R? is H or a C1 to C6 alkyl group. Also disclosed are methods of synthesizing and using the disclosed compositions to deposit Group 6 transition metal-containing films on substrates via vapor deposition processes.
    Type: Application
    Filed: March 4, 2020
    Publication date: June 25, 2020
    Inventors: Clément LANSALOT-MATRAS, Julien LIEFFRIG, Christian DUSSARRAT, Antoine COLAS, Jong Min KIM
  • Patent number: 10259836
    Abstract: A method of forming a thin film includes forming a niobium-containing film on a substrate by using a niobium precursor composition and a reactant, the niobium precursor composition including a niobium compound represented by Formula (1): Nb(R5Cp)2(L)??Formula (1) (where each R is independently H, a C1 to C6 alkyl group, or R13Si, with each R1 being independently H or a C1 to C6 alkyl group, Cp is a cyclopentadienyl group, and L is a formamidinate, an amidinate, or a guanidinate.
    Type: Grant
    Filed: November 29, 2016
    Date of Patent: April 16, 2019
    Assignees: Samsung Electronics Co., Ltd., L'Air Liquide, Societe Anonyme Pour L'Etude Et L'Exploitation Des Procedes Georges Claude
    Inventors: Jae-soon Lim, Gyu-hee Park, Youn-joung Cho, Clement Lansalot, Won-tae Noh, Julien Lieffrig, Joo-ho Lee
  • Publication number: 20180355484
    Abstract: Disclosed are Group 6 film forming compositions comprising Group 6 transition metal-containing precursors selected from the group consisting of: M(?O)2(OR)2 ??Formula I, M(?O)(NR2)4 ??Formula II, M(?O)2(NR2)2 ??Formula III, M(?NR)2(OR)2 ??Formula IV, and M(?O)(OR)4 ??Formula V, wherein M is Mo or W and each R is independently H, a C1 to C6 alkyl group, or SiR?3, wherein R? is H or a C1 to C6 alkyl group. Also disclosed are methods of synthesizing and using the disclosed compositions to deposit Group 6 transition metal-containing films on substrates via vapor deposition processes.
    Type: Application
    Filed: August 21, 2018
    Publication date: December 13, 2018
    Inventors: Clément LANSALOT-MATRAS, Julien Lieffrig, Christian Dussarrat, Antoine Colas, Jong Min Kim
  • Patent number: 10106568
    Abstract: Disclosed are Hafnium-containing film forming compositions comprising Silicon- and Hafnium-containing precursors having one of the following formula: wherein each R1, R2, R3, R4, R5, R6, R7, R8, R9 and R10 is independently selected from H; a C1-C5 linear, branched, or cyclic alkyl group; or a C1-C5 linear, branched, or cyclic fluoroalkyl group. Also disclosed are methods of synthesizing the disclosed compositions and using the same to deposit Hafnium-containing thin films on substrates via vapor deposition processes.
    Type: Grant
    Filed: October 28, 2016
    Date of Patent: October 23, 2018
    Assignee: L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude
    Inventors: Christian Dussarrat, Jean-Marc Girard, Hana Ishii, Clément Lansalot-Matras, Julien Lieffrig
  • Patent number: 10094021
    Abstract: Disclosed are Group 6 film forming compositions comprising Group 6 transition metal-containing precursors selected from the group consisting of: M(=O)(NR2)4 Formula I, M(=O)2(NR2)2 Formula II, and M(=NR)2(OR)2 Formula III, wherein M is Mo or W and each R is independently H, a C1 to C6 alkyl group, or SiR?3, wherein R? is H or a C1 to C6 alkyl group. Also disclosed are methods of synthesizing and using the disclosed compositions to deposit Group 6 transition metal-containing films on substrates via vapor deposition processes.
    Type: Grant
    Filed: August 11, 2015
    Date of Patent: October 9, 2018
    Assignee: L'Air Liquide, Societe Anonyme pour I'Etude et I'Exploitation des Procedes Georges Claude
    Inventors: Clément Lansalot-Matras, Julien Lieffrig, Christian Dussarrat, Antoine Colas, Jong Min Kim
  • Patent number: 10023462
    Abstract: Disclosed are Niobium Nitride film forming compositions, methods of synthesizing the same, and methods of forming Niobium Nitride films on one or more substrates via vapor deposition processes using the Niobium Nitride film forming precursors.
    Type: Grant
    Filed: November 30, 2015
    Date of Patent: July 17, 2018
    Assignee: L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude
    Inventors: Clément Lansalot-Matras, Julien Lieffrig, Jooho Lee, Wontae Noh
  • Patent number: 9868753
    Abstract: Disclosed are Germanium- and Zirconium-containing precursors having one of the following formulae: wherein each R1, R2, R3, R4, R5, R6, R7, R8, R9 and R10 is independently selected from H; a C1-C5 linear, branched, or cyclic alkyl group; and a C1-C5 linear, branched, or cyclic fluoroalkyl groups. Also disclosed are methods of synthesizing the disclosed precursors and using the same to deposit Zirconium-containing films on substrates via vapor deposition processes.
    Type: Grant
    Filed: October 19, 2016
    Date of Patent: January 16, 2018
    Assignee: L'Air Liquide, Société Anonyme our l'Etude et l'Exploitation des Procédés Georges Claude
    Inventors: Clément Lansalot-Matras, Julien Lieffrig, Hana Ishii, Christian Dussarrat
  • Patent number: 9790591
    Abstract: Titanium-containing film forming compositions are disclosed as well as methods of synthesizing the same and methods of forming Titanium-containing films on substrates via vapor deposition processes using the Titanium-containing film forming compositions. The Titanium-containing film forming compositions comprise a precursor having the formula Ti(R5Cp)2(L), wherein each R is independently H, an alkyl group, or R?3Si, with each R? independently being H or an alkyl group; L is selected from the group consisting of formamidinates (NR,R?-fmd) or amidinates (NR,R?R?-amd).
    Type: Grant
    Filed: November 30, 2015
    Date of Patent: October 17, 2017
    Assignee: L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude
    Inventors: Changhee Ko, Julien Gatineau, Clément Lansalot-Matras, Julien Lieffrig, Hana Ishii
  • Publication number: 20170268107
    Abstract: Disclosed are Group 6 film forming compositions comprising Group 6 transition metal-containing precursors selected from the group consisting of: M(?O)(NR2)4 Formula I, M(?O)2(NR2)2 Formula II, and M(?NR)2(OR)2 Formula III, wherein M is Mo or W and each R is independently H, a C1 to C6 alkyl group, or SiR?3, wherein R? is H or a C1 to C6 alkyl group. Also disclosed are methods of synthesizing and using the disclosed compositions to deposit Group 6 transition metal-containing films on substrates via vapor deposition processes.
    Type: Application
    Filed: August 11, 2015
    Publication date: September 21, 2017
    Inventors: Clement LANSALOT-MATRAS, Julien LIEFFRIG, Christian DUSSARRAT, Antoine COLAS, Jong Min KIM
  • Publication number: 20170152277
    Abstract: Disclosed herein is a method of forming a thin film. The method includes forming a niobium-containing film by using a niobium precursor composition and a reactant, the niobium precursor composition including a niobium compound represented by Formula (1): Nb(R5Cp)2(L)??Formula (1) (where each R is independently H, a C1 to C6 alkyl group, or R13Si, with each R1 being independently H or a C1 to C6 alkyl group, Cp is a cyclopentadienyl group, and L is selected from among formamidinates (NR, R?-fmd), amidinates (NR, R?, R?-amd), and guanidinates (NR, R?, NR?, R??-gnd)).
    Type: Application
    Filed: November 29, 2016
    Publication date: June 1, 2017
    Inventors: Jae-soon LIM, Gyu-hee PARK, Youn-joung CHO, Clement LANSALOT, Won-tae NOH, Julien LIEFFRIG, Joo-ho LEE
  • Publication number: 20170152144
    Abstract: Disclosed are Niobium Nitride film forming compositions, methods of synthesizing the same, and methods of forming Niobium Nitride films on one or more substrates via vapor deposition processes using the Niobium Nitride film forming precursors.
    Type: Application
    Filed: November 30, 2015
    Publication date: June 1, 2017
    Inventors: Clément Lansalot-Matras, Julien Lieffrig, Jooho Lee, Wontae Noh
  • Patent number: 9663547
    Abstract: Disclosed are Silicon- and Zirconium-containing precursors having one of the following formulae: wherein each R1, R2, R3, R4, R5, R6, R7, R8, R9 and R10 is independently selected from H; a C1-C5 linear, branched, or cyclic alkyl group; or a C1-C5 linear, branched, or cyclic fluoroalkyl group. Also disclosed are methods of synthesizing the disclosed precursors and using the same to deposit Zirconium-containing thin films on substrates via vapor deposition processes.
    Type: Grant
    Filed: December 23, 2014
    Date of Patent: May 30, 2017
    Assignee: L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude
    Inventors: Clement Lansalot-Matras, Julien Lieffrig, Hana Ishii, Christian Dussarrat
  • Publication number: 20170050999
    Abstract: Disclosed are Germanium- and Zirconium-containing precursors having one of the following formulae: wherein each R1, R2, R3, R4, R5, R6, R7, R8, R9 and R10 is independently selected from H; a C1-C5 linear, branched, or cyclic alkyl group; and a C1-C5 linear, branched, or cyclic fluoroalkyl groups. Also disclosed are methods of synthesizing the disclosed precursors and using the same to deposit Zirconium-containing films on substrates via vapor deposition processes.
    Type: Application
    Filed: October 19, 2016
    Publication date: February 23, 2017
    Inventors: Clément LANSALOT-MATRAS, Julien LIEFFRIG, Hana ISHII, Christian DUSSARRAT
  • Publication number: 20170044199
    Abstract: Disclosed are Hafnium-containing film forming compositions comprising Silicon- and Hafnium-containing precursors having one of the following formulae: wherein each R1, R2, R3, R4, R5, R6, R7, Fe, R9 and R19 is independently selected from H; a C1-C5 linear, branched, or cyclic alkyl group; or a C1-C5 linear, branched, or cyclic fluoroalkyl group. Also disclosed are methods of synthesizing the disclosed compositions and using the same to deposit Hafnium-containing thin films on substrates via vapor deposition processes.
    Type: Application
    Filed: October 28, 2016
    Publication date: February 16, 2017
    Inventors: Christian DUSSARRAT, Jean-Marc GIRARD, Hana ISHII, Clément LANSALOT-MATRAS, Julien LIEFFRIG
  • Publication number: 20170044664
    Abstract: Disclosed are Hafnium-containing film forming compositions comprising Germanium- and Hafnium-containing precursors having one of the following formulae: wherein each R1, R2, R3, R4, R5, R6, R7, R8, R9 and R10 is independently selected from H; a C1-C5 linear, branched, or cyclic alkyl group; and a C1-C5 linear, branched, or cyclic fluoroalkyl groups. Also disclosed are methods of synthesizing the disclosed compositions and using the same to deposit Hafnium-containing films on substrates via vapor deposition processes.
    Type: Application
    Filed: October 28, 2016
    Publication date: February 16, 2017
    Inventors: Christian DUSSARRAT, Jean-Marc GIRARD, Hana ISHII, Clément LANSALOT-MATRAS, Julien LIEFFRIG
  • Publication number: 20170018425
    Abstract: Disclosed are Group 4 transition metal-containing thin film forming precursors. Also disclosed are vapor deposition methods using the disclosed precursors to deposit Group 4 transition metal-containing thin films on one or more substrates.
    Type: Application
    Filed: March 12, 2015
    Publication date: January 19, 2017
    Inventors: Clément LANSALOT-MATRAS, Jooho LEE, Julien LIEFFRIG