KR20060131744A - 양자 효율이 증가된 발광 장치 - Google Patents
양자 효율이 증가된 발광 장치 Download PDFInfo
- Publication number
- KR20060131744A KR20060131744A KR1020067008029A KR20067008029A KR20060131744A KR 20060131744 A KR20060131744 A KR 20060131744A KR 1020067008029 A KR1020067008029 A KR 1020067008029A KR 20067008029 A KR20067008029 A KR 20067008029A KR 20060131744 A KR20060131744 A KR 20060131744A
- Authority
- KR
- South Korea
- Prior art keywords
- layer
- light emitting
- emitting device
- hole blocking
- hole transport
- Prior art date
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- 230000000903 blocking effect Effects 0.000 claims abstract description 45
- 230000005525 hole transport Effects 0.000 claims abstract description 32
- 239000000758 substrate Substances 0.000 claims abstract description 11
- 239000000463 material Substances 0.000 claims description 31
- -1 p- tert-butylphenyl Chemical group 0.000 claims description 7
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 6
- ZVFQEOPUXVPSLB-UHFFFAOYSA-N 3-(4-tert-butylphenyl)-4-phenyl-5-(4-phenylphenyl)-1,2,4-triazole Chemical compound C1=CC(C(C)(C)C)=CC=C1C(N1C=2C=CC=CC=2)=NN=C1C1=CC=C(C=2C=CC=CC=2)C=C1 ZVFQEOPUXVPSLB-UHFFFAOYSA-N 0.000 claims description 4
- STTGYIUESPWXOW-UHFFFAOYSA-N 2,9-dimethyl-4,7-diphenyl-1,10-phenanthroline Chemical compound C=12C=CC3=C(C=4C=CC=CC=4)C=C(C)N=C3C2=NC(C)=CC=1C1=CC=CC=C1 STTGYIUESPWXOW-UHFFFAOYSA-N 0.000 claims description 3
- 101500028161 Homo sapiens Tumor necrosis factor-binding protein 1 Proteins 0.000 claims description 2
- 102400000089 Tumor necrosis factor-binding protein 1 Human genes 0.000 claims description 2
- 125000000319 biphenyl-4-yl group Chemical group [H]C1=C([H])C([H])=C([H])C([H])=C1C1=C([H])C([H])=C([*])C([H])=C1[H] 0.000 claims description 2
- PFBLRDXPNUJYJM-UHFFFAOYSA-N tert-butyl 2-methylpropaneperoxoate Chemical compound CC(C)C(=O)OOC(C)(C)C PFBLRDXPNUJYJM-UHFFFAOYSA-N 0.000 claims description 2
- 230000003647 oxidation Effects 0.000 claims 2
- 238000007254 oxidation reaction Methods 0.000 claims 2
- 239000002800 charge carrier Substances 0.000 abstract description 5
- 239000010410 layer Substances 0.000 description 127
- 238000004770 highest occupied molecular orbital Methods 0.000 description 9
- VQGHOUODWALEFC-UHFFFAOYSA-N 2-phenylpyridine Chemical group C1=CC=CC=C1C1=CC=CC=N1 VQGHOUODWALEFC-UHFFFAOYSA-N 0.000 description 5
- 239000011159 matrix material Substances 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 229920000642 polymer Polymers 0.000 description 4
- 239000004020 conductor Substances 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 238000004768 lowest unoccupied molecular orbital Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- AWXGSYPUMWKTBR-UHFFFAOYSA-N 4-carbazol-9-yl-n,n-bis(4-carbazol-9-ylphenyl)aniline Chemical compound C12=CC=CC=C2C2=CC=CC=C2N1C1=CC=C(N(C=2C=CC(=CC=2)N2C3=CC=CC=C3C3=CC=CC=C32)C=2C=CC(=CC=2)N2C3=CC=CC=C3C3=CC=CC=C32)C=C1 AWXGSYPUMWKTBR-UHFFFAOYSA-N 0.000 description 2
- 101000837344 Homo sapiens T-cell leukemia translocation-altered gene protein Proteins 0.000 description 2
- 229920001609 Poly(3,4-ethylenedioxythiophene) Polymers 0.000 description 2
- 102100028692 T-cell leukemia translocation-altered gene protein Human genes 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 229910052741 iridium Inorganic materials 0.000 description 2
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 2
- 229940031993 lithium benzoate Drugs 0.000 description 2
- LDJNSLOKTFFLSL-UHFFFAOYSA-M lithium;benzoate Chemical compound [Li+].[O-]C(=O)C1=CC=CC=C1 LDJNSLOKTFFLSL-UHFFFAOYSA-M 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 2
- 229910001887 tin oxide Inorganic materials 0.000 description 2
- 150000000178 1,2,4-triazoles Chemical class 0.000 description 1
- 150000005072 1,3,4-oxadiazoles Chemical class 0.000 description 1
- RKVIAZWOECXCCM-UHFFFAOYSA-N 2-carbazol-9-yl-n,n-diphenylaniline Chemical compound C1=CC=CC=C1N(C=1C(=CC=CC=1)N1C2=CC=CC=C2C2=CC=CC=C21)C1=CC=CC=C1 RKVIAZWOECXCCM-UHFFFAOYSA-N 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- 150000001342 alkaline earth metals Chemical class 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229920001940 conductive polymer Polymers 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 125000005266 diarylamine group Chemical group 0.000 description 1
- 238000005401 electroluminescence Methods 0.000 description 1
- 230000005281 excited state Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 230000005283 ground state Effects 0.000 description 1
- 125000000623 heterocyclic group Chemical group 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 239000002346 layers by function Substances 0.000 description 1
- PQXKHYXIUOZZFA-UHFFFAOYSA-M lithium fluoride Chemical compound [Li+].[F-] PQXKHYXIUOZZFA-UHFFFAOYSA-M 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- IBHBKWKFFTZAHE-UHFFFAOYSA-N n-[4-[4-(n-naphthalen-1-ylanilino)phenyl]phenyl]-n-phenylnaphthalen-1-amine Chemical compound C1=CC=CC=C1N(C=1C2=CC=CC=C2C=CC=1)C1=CC=C(C=2C=CC(=CC=2)N(C=2C=CC=CC=2)C=2C3=CC=CC=C3C=CC=2)C=C1 IBHBKWKFFTZAHE-UHFFFAOYSA-N 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920001467 poly(styrenesulfonates) Polymers 0.000 description 1
- 229960002796 polystyrene sulfonate Drugs 0.000 description 1
- 239000011970 polystyrene sulfonate Substances 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 150000003384 small molecules Chemical class 0.000 description 1
- 238000004528 spin coating Methods 0.000 description 1
- 125000005259 triarylamine group Chemical group 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
- H10K71/30—Doping active layers, e.g. electron transporting layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
- H10K50/17—Carrier injection layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
- H10K50/17—Carrier injection layers
- H10K50/171—Electron injection layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
- H10K50/18—Carrier blocking layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/611—Charge transfer complexes
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/631—Amine compounds having at least two aryl rest on at least one amine-nitrogen atom, e.g. triphenylamine
Abstract
Description
Claims (7)
- 적어도 하나의 기판(1), 애노드(2), 제1 정공 수송층(3), 발광층(5) 및 캐소드(6)를 포함하는 발광 장치로서,제1 정공 차단층(4)이 상기 제1 정공 수송층(3)과 상기 발광층(5) 사이에 배치되는 발광 장치.
- 제1항에 있어서, 제2 정공 차단층(7)이 상기 캐소드(6)와 상기 발광층(5) 사이에 배치되는 것을 특징으로 하는 발광 장치.
- 제1항 또는 제2항에 있어서, 적어도 하나의 추가 정공 차단층(9, 11) 및 적어도 하나의 추가 정공 수송층(8, 10)으로 구성된 층 구조가 상기 제1 정공 수송층(3)과 상기 애노드(2) 사이에 배치되는 것을 특징으로 하는 발광 장치.
- 제3항에 있어서, 상기 추가 정공 차단층(9, 11)과 추가 정공 수송층(8, 10)은 서로 교호하도록 배치되는 것을 특징으로 하는 발광 장치.
- 제1항 내지 제4항 중 어느 한 항에 있어서, 상기 정공 차단층(4, 9, 11)의 물질의 산화 에너지는, 인접하는 상기 정공 수송층(3, 8, 10)의 산화 에너지보다 더 높은 것을 특징으로 하는 발광 장치.
- 제1항 내지 제4항 중 어느 한 항에 있어서, 상기 정공 차단층(4, 7, 9, 11)의 물질은, BCP(Bathocuproin: 2,9-dimethyl-4,7-diphenyl-1,10-phenanthroline), TAZ{3-(4-biphenylyl)-4-phenyl-5-tert-butylphenyl-1,2,4-triazole}, tBu-PBD{2-(4-biphenyl)-5-(p-tert-butylphenyl)-1,3,4-oxadiazole}, PBD{2-(4-biphenylyl)-5-(4-tert-butylphenyl)-1,2,4-oxadiazole}, TBPI{1,3,5-tris-(l-phenyl-lH-benzimidazol-2-yl)benzene} 및 퍼플루오르화된 곁사슬(perfluorinated side chain)이 있는 올리고페닐(oligophenyl)로 구성된 그룹으로부터 선택되는 것을 특징으로 하는 발광 장치.
- 제1항 내지 제6항 중 어느 한 항에 있어서, 전자 수송층(12)이 상기 캐소드(6)와 상기 발광층(5) 사이에 배치되는 것을 특징으로 하는 발광 장치.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP03104018 | 2003-10-29 | ||
EP03104018.1 | 2003-10-29 | ||
PCT/IB2004/052135 WO2005043581A2 (en) | 2003-10-29 | 2004-10-19 | Light-emitting device with increased quantum efficiency |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20060131744A true KR20060131744A (ko) | 2006-12-20 |
KR101112061B1 KR101112061B1 (ko) | 2012-03-08 |
Family
ID=34530772
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020067008029A KR101112061B1 (ko) | 2003-10-29 | 2004-10-19 | 양자 효율이 증가된 발광 장치 |
Country Status (9)
Country | Link |
---|---|
US (1) | US20070132370A1 (ko) |
EP (1) | EP1683211B1 (ko) |
JP (1) | JP4589334B2 (ko) |
KR (1) | KR101112061B1 (ko) |
CN (1) | CN100555703C (ko) |
AT (1) | ATE454719T1 (ko) |
DE (1) | DE602004025026D1 (ko) |
TW (1) | TWI349377B (ko) |
WO (1) | WO2005043581A2 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9472767B2 (en) | 2010-03-08 | 2016-10-18 | Samsung Display Co., Ltd. | Organic light-emitting device and method of manufacturing the same |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4300176B2 (ja) * | 2003-11-13 | 2009-07-22 | ローム株式会社 | 有機エレクトロルミネッセント素子 |
JP4629715B2 (ja) * | 2006-12-06 | 2011-02-09 | 韓國電子通信研究院 | Oled素子 |
TWI638583B (zh) | 2007-09-27 | 2018-10-11 | 半導體能源研究所股份有限公司 | 發光元件,發光裝置,與電子設備 |
US8178682B2 (en) | 2009-06-26 | 2012-05-15 | General Electric Company | Process for making organic compounds and the organic compounds made therefrom |
CN103000816B (zh) * | 2012-09-07 | 2017-12-26 | 天津工业大学 | 一种基于柔性碳纳米管薄膜的有机发光器件 |
KR102350510B1 (ko) * | 2015-11-12 | 2022-01-12 | 삼성디스플레이 주식회사 | 유기 발광 소자 및 이를 포함하는 유기 발광 표시 장치 |
CN105514292A (zh) * | 2016-01-05 | 2016-04-20 | 深圳市华星光电技术有限公司 | 一种oled器件及其制作方法、oled显示器 |
CN110246973A (zh) | 2018-03-09 | 2019-09-17 | 三星电子株式会社 | 量子点器件和电子设备 |
US20210013437A1 (en) * | 2018-09-29 | 2021-01-14 | Tcl Technology Group Corporation | Quantum dot light-emitting diode |
US11063231B2 (en) | 2018-10-05 | 2021-07-13 | Samsung Electronics Co., Ltd. | Light emitting device and display device including the same |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6451415B1 (en) * | 1998-08-19 | 2002-09-17 | The Trustees Of Princeton University | Organic photosensitive optoelectronic device with an exciton blocking layer |
DE10058578C2 (de) * | 2000-11-20 | 2002-11-28 | Univ Dresden Tech | Lichtemittierendes Bauelement mit organischen Schichten |
DE10135513B4 (de) * | 2001-07-20 | 2005-02-24 | Novaled Gmbh | Lichtemittierendes Bauelement mit organischen Schichten |
AU2002329813A1 (en) * | 2001-08-29 | 2003-03-18 | The Trustees Of Princeton University | Organic light emitting devices having carrier blocking layers comprising metal complexes |
DE10215210B4 (de) * | 2002-03-28 | 2006-07-13 | Novaled Gmbh | Transparentes, thermisch stabiles lichtemittierendes Bauelement mit organischen Schichten |
CA2480518C (en) * | 2002-03-29 | 2016-07-19 | Massachusetts Institute Of Technology | Light emitting device including semiconductor nanocrystals |
EP2192632B1 (en) * | 2002-04-12 | 2014-09-03 | Konica Corporation | Organic Electroluminescence Element |
US7180089B2 (en) * | 2003-08-19 | 2007-02-20 | National Taiwan University | Reconfigurable organic light-emitting device and display apparatus employing the same |
-
2004
- 2004-10-19 EP EP04770282A patent/EP1683211B1/en active Active
- 2004-10-19 KR KR1020067008029A patent/KR101112061B1/ko active IP Right Grant
- 2004-10-19 WO PCT/IB2004/052135 patent/WO2005043581A2/en active Application Filing
- 2004-10-19 JP JP2006537499A patent/JP4589334B2/ja active Active
- 2004-10-19 DE DE602004025026T patent/DE602004025026D1/de active Active
- 2004-10-19 US US10/577,104 patent/US20070132370A1/en not_active Abandoned
- 2004-10-19 AT AT04770282T patent/ATE454719T1/de not_active IP Right Cessation
- 2004-10-19 CN CNB2004800314766A patent/CN100555703C/zh active Active
- 2004-10-26 TW TW093132431A patent/TWI349377B/zh active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9472767B2 (en) | 2010-03-08 | 2016-10-18 | Samsung Display Co., Ltd. | Organic light-emitting device and method of manufacturing the same |
Also Published As
Publication number | Publication date |
---|---|
TWI349377B (en) | 2011-09-21 |
KR101112061B1 (ko) | 2012-03-08 |
EP1683211B1 (en) | 2010-01-06 |
WO2005043581A2 (en) | 2005-05-12 |
DE602004025026D1 (de) | 2010-02-25 |
US20070132370A1 (en) | 2007-06-14 |
TW200527713A (en) | 2005-08-16 |
WO2005043581A3 (en) | 2005-08-25 |
CN1871723A (zh) | 2006-11-29 |
EP1683211A2 (en) | 2006-07-26 |
CN100555703C (zh) | 2009-10-28 |
ATE454719T1 (de) | 2010-01-15 |
JP2007510303A (ja) | 2007-04-19 |
JP4589334B2 (ja) | 2010-12-01 |
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