KR20060043710A - 에칭 조성물 - Google Patents
에칭 조성물 Download PDFInfo
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- KR20060043710A KR20060043710A KR1020050021921A KR20050021921A KR20060043710A KR 20060043710 A KR20060043710 A KR 20060043710A KR 1020050021921 A KR1020050021921 A KR 1020050021921A KR 20050021921 A KR20050021921 A KR 20050021921A KR 20060043710 A KR20060043710 A KR 20060043710A
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- South Korea
- Prior art keywords
- etching
- etching composition
- liquid crystal
- crystal display
- present
- Prior art date
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- 238000005530 etching Methods 0.000 title claims abstract description 78
- 239000000203 mixture Substances 0.000 title claims abstract description 47
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims abstract description 36
- 239000010408 film Substances 0.000 claims abstract description 29
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 18
- 239000000654 additive Substances 0.000 claims abstract description 14
- 239000010409 thin film Substances 0.000 claims abstract description 14
- 229910021642 ultra pure water Inorganic materials 0.000 claims abstract description 12
- 239000012498 ultrapure water Substances 0.000 claims abstract description 12
- 239000004094 surface-active agent Substances 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 12
- 230000000996 additive effect Effects 0.000 claims description 10
- 101710134784 Agnoprotein Proteins 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 239000002184 metal Substances 0.000 abstract description 10
- 239000000758 substrate Substances 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 3
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 2
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 2
- 239000003945 anionic surfactant Substances 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 2
- 229920002120 photoresistant polymer Polymers 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 1
- LLQHSBBZNDXTIV-UHFFFAOYSA-N 6-[5-[[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]piperazin-1-yl]methyl]-4,5-dihydro-1,2-oxazol-3-yl]-3H-1,3-benzoxazol-2-one Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)N1CCN(CC1)CC1CC(=NO1)C1=CC2=C(NC(O2)=O)C=C1 LLQHSBBZNDXTIV-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- UAWBWGUIUMQJIT-UHFFFAOYSA-N azanium;1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluorooctane-1-sulfonate Chemical compound N.OS(=O)(=O)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F UAWBWGUIUMQJIT-UHFFFAOYSA-N 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
- 239000003456 ion exchange resin Substances 0.000 description 1
- 229920003303 ion-exchange polymer Polymers 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K13/00—Etching, surface-brightening or pickling compositions
- C09K13/04—Etching, surface-brightening or pickling compositions containing an inorganic acid
- C09K13/06—Etching, surface-brightening or pickling compositions containing an inorganic acid with organic material
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K13/00—Etching, surface-brightening or pickling compositions
- C09K13/04—Etching, surface-brightening or pickling compositions containing an inorganic acid
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
- H01L21/30604—Chemical etching
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3105—After-treatment
- H01L21/311—Etching the insulating layers by chemical or physical means
- H01L21/31105—Etching inorganic layers
- H01L21/31111—Etching inorganic layers by chemical means
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D2111/00—Cleaning compositions characterised by the objects to be cleaned; Cleaning compositions characterised by non-standard cleaning or washing processes
- C11D2111/10—Objects to be cleaned
- C11D2111/14—Hard surfaces
- C11D2111/22—Electronic devices, e.g. PCBs or semiconductors
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Inorganic Chemistry (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- General Chemical & Material Sciences (AREA)
- Power Engineering (AREA)
- Nonlinear Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacturing & Machinery (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Mathematical Physics (AREA)
- Optics & Photonics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Weting (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Liquid Crystal (AREA)
- ing And Chemical Polishing (AREA)
Abstract
Description
구분 | 실시예 | 비교예 | ||||||
1 | 2 | 3 | 4 | 1 | 2 | 3 | 4 | |
염산 | 12 | 18 | 24 | 30 | 12 | 18 | 24 | 30 |
초산 | 3 | 6 | 10 | 15 | 3 | 6 | 10 | 15 |
첨가제 (NH4NO3) | 0.1 | 1 | 1.5 | 5 | - | - | - | - |
초순수 | 100 중량% 까지 | |||||||
잔사제거효율 | ◎ | ◎ | ○ | ○ | × | × | ○ | ○ |
[주] ◎: 잔사 매우 양호 ○: 잔사 양호 × : 잔사 많음 |
구분 | 실시예 | ||||||||
5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | |
염산 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 |
초산 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
첨가제 (NH4NO3) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
계면활성제 | 0ppm | 10ppm | 30ppm | 50ppm | 70ppm | 100ppm | 300ppm | 500ppm | 1,000ppm |
초순수 | 100 중량% 까지 |
구분 | 실시예 5 | 실시예 8 | 실시예 10 | 실시예 11 | 실시예 12 | 실시예 13 |
잔사제거효율 | ○ | ◎ | ◎ | ◎ | ○ | ○ |
[주] ◎ : 잔사 매우 양호 ○ : 잔사 양호 × : 잔사 많음 |
실시예 5 | 실시예 6 | 실시예 7 | 실시예 10 | 실시예 12 | 실시예 13 | |
표면장력 (N/㎡) | 59.24 | 45.95 | 39.10 | 26.70 | 17.04 | 16.98 |
Claims (4)
- a) 염산 12 내지 30 중량%;b) 초산 1 내지 15 중량%;c) AgNO3, Al(NO3)3, Ba(NO3)2, Ca(NO3)2, Cd(NO3)2, Cd(NO3)3, Ce(NO3)3, Co(NO3)2, Cr(NO3)3, Cu(NO3)2, Eu(NO3)3, Fe(NO3)3, HgNO3, KNO3, La(NO3)3, Mg(NO3)2, NH4NO3, NaNO3, Ni(NO3)2, Pb(NO3)2, PtNO3, Tb(NO3)3, 및 Zn(NO3)2로 이루어지는 군으로부터 1 종 이상 선택되는 첨가제 0.1 내지 5 중량%; 및d) 잔량의 초순수를 포함하는 박막트랜지스터 액정표시장치의 에칭 조성물.
- 제1항에 있어서,상기 에칭 조성물이 e) 계면활성제 10 내지 300 ppm을 추가로 포함하는 박막트랜지스터 액정표시장치의 에칭 조성물.
- 제1항에 있어서,상기 박막트랜지스터 액정표시장치가 TFT LCD의 투명도전막(ITO막)인 것인 박막트랜지스터 액정표시장치의 에칭 조성물.
- 제1항 내지 제3항 중 어느 한 항의 에칭 조성물로 에칭하는 단계를 포함하는 박막트랜지스터 액정표시장치의 제조방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR20040018295 | 2004-03-18 | ||
KR1020040018295 | 2004-03-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20060043710A true KR20060043710A (ko) | 2006-05-15 |
KR101226546B1 KR101226546B1 (ko) | 2013-01-25 |
Family
ID=35041922
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020050021921A KR101226546B1 (ko) | 2004-03-18 | 2005-03-16 | 에칭 조성물 |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP4778716B2 (ko) |
KR (1) | KR101226546B1 (ko) |
CN (1) | CN1670624B (ko) |
TW (1) | TWI364072B (ko) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100771314B1 (ko) * | 2006-11-16 | 2007-10-29 | 삼성전기주식회사 | 세라믹 나노 분말을 함유하는 회로 형성용 에칭액 및 이를이용한 회로 형성방법 |
CN104388090A (zh) * | 2014-10-21 | 2015-03-04 | 深圳新宙邦科技股份有限公司 | 一种草酸系ito蚀刻液及其制备方法和应用 |
US9477358B2 (en) | 2013-10-18 | 2016-10-25 | Samsung Display Co., Ltd. | Touch screen panel and method of manufacturing the same |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101160829B1 (ko) * | 2005-02-15 | 2012-06-29 | 삼성전자주식회사 | 식각액 조성물 및 박막 트랜지스터 표시판의 제조 방법 |
CN103255417B (zh) * | 2011-12-16 | 2016-01-20 | 江阴润玛电子材料股份有限公司 | 一种酸性钼铝钼蚀刻液及其制备工艺 |
CN102732252A (zh) * | 2012-06-21 | 2012-10-17 | 江阴润玛电子材料股份有限公司 | 一种新型王水系ito蚀刻液及制备方法 |
CN110564420A (zh) * | 2019-08-22 | 2019-12-13 | 合肥中聚合臣电子材料有限公司 | 一种高世代平板用ito蚀刻液 |
CN114085671B (zh) * | 2021-12-14 | 2022-09-02 | 合肥中聚和成电子材料有限公司 | 一种ips型液晶面板用ito刻蚀液及其制备方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3583583D1 (de) * | 1984-11-17 | 1991-08-29 | Daikin Ind Ltd | Aetzzusammensetzung. |
JPH02135619A (ja) * | 1988-11-17 | 1990-05-24 | Asahi Glass Co Ltd | ウエットエッチング方法 |
JP3458023B2 (ja) * | 1995-08-01 | 2003-10-20 | メック株式会社 | 銅および銅合金のマイクロエッチング剤 |
JPH10110281A (ja) * | 1996-10-03 | 1998-04-28 | Asahi Denka Kogyo Kk | 金属酸化物薄膜のエッチング方法 |
DE60124473T2 (de) * | 2000-09-08 | 2007-09-06 | Kanto Kagaku K.K. | Ätzflüssigkeitszusammensetzung |
JP4897148B2 (ja) * | 2001-03-29 | 2012-03-14 | 富士技研工業株式会社 | 透明導電膜のエッチング液 |
KR100532080B1 (ko) * | 2001-05-07 | 2005-11-30 | 엘지.필립스 엘시디 주식회사 | 비정질 인듐 틴 옥사이드 식각용액 및 이를 이용한 액정표시소자의 제조방법 |
-
2005
- 2005-02-25 TW TW094105805A patent/TWI364072B/zh not_active IP Right Cessation
- 2005-03-14 JP JP2005070912A patent/JP4778716B2/ja not_active Expired - Fee Related
- 2005-03-16 KR KR1020050021921A patent/KR101226546B1/ko active IP Right Grant
- 2005-03-17 CN CN2005100554183A patent/CN1670624B/zh active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100771314B1 (ko) * | 2006-11-16 | 2007-10-29 | 삼성전기주식회사 | 세라믹 나노 분말을 함유하는 회로 형성용 에칭액 및 이를이용한 회로 형성방법 |
US9477358B2 (en) | 2013-10-18 | 2016-10-25 | Samsung Display Co., Ltd. | Touch screen panel and method of manufacturing the same |
CN104388090A (zh) * | 2014-10-21 | 2015-03-04 | 深圳新宙邦科技股份有限公司 | 一种草酸系ito蚀刻液及其制备方法和应用 |
Also Published As
Publication number | Publication date |
---|---|
JP4778716B2 (ja) | 2011-09-21 |
CN1670624A (zh) | 2005-09-21 |
KR101226546B1 (ko) | 2013-01-25 |
CN1670624B (zh) | 2012-11-14 |
JP2005268790A (ja) | 2005-09-29 |
TWI364072B (en) | 2012-05-11 |
TW200603279A (en) | 2006-01-16 |
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