KR100931196B1 - 실리콘 웨이퍼 세정 방법 - Google Patents
실리콘 웨이퍼 세정 방법 Download PDFInfo
- Publication number
- KR100931196B1 KR100931196B1 KR1020070101900A KR20070101900A KR100931196B1 KR 100931196 B1 KR100931196 B1 KR 100931196B1 KR 1020070101900 A KR1020070101900 A KR 1020070101900A KR 20070101900 A KR20070101900 A KR 20070101900A KR 100931196 B1 KR100931196 B1 KR 100931196B1
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- KR
- South Korea
- Prior art keywords
- cleaning
- silicon wafer
- deionized water
- concentration
- weight
- Prior art date
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- 238000004140 cleaning Methods 0.000 title claims abstract description 123
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims abstract description 89
- 239000010703 silicon Substances 0.000 title claims abstract description 89
- 229910052710 silicon Inorganic materials 0.000 title claims abstract description 89
- 238000000034 method Methods 0.000 title claims abstract description 67
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 70
- 239000008367 deionised water Substances 0.000 claims abstract description 58
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 58
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims abstract description 32
- 239000007788 liquid Substances 0.000 claims abstract description 23
- 238000001035 drying Methods 0.000 claims abstract description 6
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 34
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 14
- 239000000908 ammonium hydroxide Substances 0.000 claims description 13
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 11
- 239000000126 substance Substances 0.000 abstract description 9
- 239000012535 impurity Substances 0.000 abstract description 3
- 230000001590 oxidative effect Effects 0.000 abstract description 3
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 abstract 1
- 235000012431 wafers Nutrition 0.000 description 72
- 239000000243 solution Substances 0.000 description 16
- 230000000052 comparative effect Effects 0.000 description 12
- 238000011109 contamination Methods 0.000 description 12
- 238000005406 washing Methods 0.000 description 11
- 235000011114 ammonium hydroxide Nutrition 0.000 description 10
- 239000000356 contaminant Substances 0.000 description 7
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 6
- 239000002245 particle Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 4
- 230000036962 time dependent Effects 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229910008045 Si-Si Inorganic materials 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- 229910006411 Si—Si Inorganic materials 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 239000011259 mixed solution Substances 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- 229910018557 Si O Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000007517 polishing process Methods 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Inorganic materials [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 229910021642 ultra pure water Inorganic materials 0.000 description 1
- 239000012498 ultrapure water Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Images
Classifications
-
- 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
- H01L21/02041—Cleaning
- H01L21/02043—Cleaning before device manufacture, i.e. Begin-Of-Line process
- H01L21/02052—Wet cleaning only
-
- 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
- H01L21/304—Mechanical treatment, e.g. grinding, polishing, cutting
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Cleaning Or Drying Semiconductors (AREA)
Abstract
Description
Claims (12)
- 실리콘 웨이퍼 세정 방법에 있어서,(S11) 실리콘 웨이퍼 표면을 표준세정1에 따른 SC-1 세정액으로 세정하는 단계;(S12) 상기 (S11)단계에서 세정된 실리콘 웨이퍼 표면을 탈이온수를 이용하여 린스하는 단계;(S13) 상기 (S12)단계에서 린스된 실리콘 웨이퍼 표면을 염산, 오존 및 탈이온수를 포함하여 이루어진 세정액을 이용하여 세정하는 단계;(S14) 상기 (S13)단계에서 세정된 실리콘 웨이퍼 표면을 탈이온수를 이용하여 린스하는 단계; 및.(S15) 상기 (S14)단계에서 린스된 실리콘 웨이퍼를 건조시키는 단계;를 포함하여 진행하는 것을 특징으로 하는 실리콘 웨이퍼 세정 방법.
- 제1항에 있어서,상기 (S13)단계는, 세정액에 대해 초음파 진동을 인가하면서 동시에 진행하는 것을 특징으로 하는 실리콘 웨이퍼 세정 방법.
- 제1항 또는 제2항에 있어서,상기 (S11)단계의 표준세정1에 따른 SC-1 세정액은, 수산화암모늄, 과산화수 소 및 탈이온수를 포함하여 이루어지며,상기 수산화암모늄은 상기 탈이온수 중량 대비 2 내지 20% 농도로 포함되고,상기 과산화수소는 상기 탈이온수 중량 대비 4 내지 20% 농도로 포함되는 것을 특징으로 하는 실리콘 웨이퍼 세정 방법.
- 제1항 또는 제2항에 있어서,상기 (S11)단계의 세정은, 50 내지 80℃의 온도에서 3 내지 10분 동안 진행하는 것을 특징으로 하는 실리콘 웨이퍼 세정 방법.
- 제1항 또는 제2항에 있어서,상기 (S13)단계의 세정액은, 상기 염산이 상기 탈이온수 중량 대비 1 내지 10% 농도로 포함되는 것을 특징으로 하는 실리콘 웨이퍼 세정 방법.
- 제1항 또는 제2항에 있어서,상기 (S13)단계의 세정은, 20 내지 30℃의 온도에서 3 내지 10분 동안 진행하는 것을 특징으로 하는 실리콘 웨이퍼 세정 방법.
- 제1항 또는 제2항에 있어서,상기 (S13)단계의 세정액에 포함되는 오존은, 탈이온수 중량 대비 1 내지 20 ppm의 농도를 갖는 것을 특징으로 하는 실리콘 웨이퍼 세정 방법.
- 실리콘 웨이퍼 세정 방법에 있어서,(S21) 실리콘 웨이퍼 표면을 표준세정1에 따른 SC-1 세정액으로 세정하는 단계;(S22) 상기 (S21)단계에서 세정된 실리콘 웨이퍼 표면을 탈이온수를 이용하여 린스하는 단계;(S23) 상기 (S22)단계에서 린스된 실리콘 웨이퍼 표면을 표준세정2에 따른 SC-2 세정액으로 세정하는 단계;(S24) 상기 (S23)단계에서 세정된 실리콘 웨이퍼 표면을 탈이온수를 이용하여 린스하는 단계;(S25) 상기 (S24)단계에서 린스된 실리콘 웨이퍼 표면을 오존수를 이용하여 세정하는 단계;(S26) 상기 (S25)단계에서 세정된 실리콘 웨이퍼 표면을 탈이온수를 이용하여 린스하는 단계; 및(S27) 상기 (S26)단계에서 린스된 실리콘 웨이퍼 표면을 건조하는 단계;를 포함하여 진행하는 것을 특징으로 하는 실리콘 웨이퍼 세정 방법.
- 제8항에 있어서,상기 (S21)단계의 표준세정1에 따른 SC-1 세정액은, 수산화암모늄, 과산화수소 및 탈이온수를 포함하여 이루어지며,상기 수산화암모늄은 상기 탈이온수 중량 대비 2 내지 20% 농도로 포함되고,상기 과산화수소는 상기 탈이온수 중량 대비 4 내지 20% 농도로 포함되는 것을 특징으로 하는 실리콘 웨이퍼 세정 방법.
- 제8항에 있어서,상기 (S21)단계의 세정은, 50 내지 80℃의 온도에서 3 내지 10분 동안 진행하는 것을 특징으로 하는 실리콘 웨이퍼 세정 방법.
- 제8항에 있어서,상기 (S23)단계의 표준세정2에 따른 SC-2 세정액은, 염산, 과산화수소 및 탈이온수를 포함하여 이루어지며,상기 염산은 상기 탈이온수 중량 대비 10 내지 40% 농도로 포함되고,상기 과산화수소는 상기 탈이온수 중량 대비 10 내지 40% 농도로 포함되는 것을 특징으로 하는 실리콘 웨이퍼 세정 방법.
- 제8항에 있어서,상기 (S23)단계의 세정은, 50 내지 80 ℃의 온도에서 3 내지 10분 동안 진행하는 것을 특징으로 하는 실리콘 웨이퍼 세정 방법.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070101900A KR100931196B1 (ko) | 2007-10-10 | 2007-10-10 | 실리콘 웨이퍼 세정 방법 |
EP08017200A EP2048702A3 (en) | 2007-10-10 | 2008-09-30 | Method for cleaning silicon wafer |
US12/244,330 US20090095321A1 (en) | 2007-10-10 | 2008-10-02 | Method for cleaning silicon wafer |
JP2008258550A JP2009094509A (ja) | 2007-10-10 | 2008-10-03 | シリコンウエハーの洗浄方法 |
SG200807523-6A SG152158A1 (en) | 2007-10-10 | 2008-10-06 | Method for cleaning silicon wafer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070101900A KR100931196B1 (ko) | 2007-10-10 | 2007-10-10 | 실리콘 웨이퍼 세정 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090036715A KR20090036715A (ko) | 2009-04-15 |
KR100931196B1 true KR100931196B1 (ko) | 2009-12-10 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020070101900A KR100931196B1 (ko) | 2007-10-10 | 2007-10-10 | 실리콘 웨이퍼 세정 방법 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20090095321A1 (ko) |
EP (1) | EP2048702A3 (ko) |
JP (1) | JP2009094509A (ko) |
KR (1) | KR100931196B1 (ko) |
SG (1) | SG152158A1 (ko) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102008056455B3 (de) * | 2008-11-07 | 2010-04-29 | Centrotherm Photovoltaics Technology Gmbh | Oxidations- und Reinigungsverfahren für Siliziumscheiben |
KR101033650B1 (ko) * | 2010-06-28 | 2011-05-12 | 윤병호 | 도막의 박리 방법 |
US8283259B2 (en) | 2010-08-31 | 2012-10-09 | Micron Technology, Inc. | Methods of removing a metal nitride material |
CN105121040B (zh) * | 2013-05-08 | 2018-04-10 | 东京毅力科创Fsi公司 | 用于雾度消除和残留物去除的包括水蒸气的方法 |
JP6028754B2 (ja) * | 2014-03-11 | 2016-11-16 | トヨタ自動車株式会社 | SiC単結晶基板の製造方法 |
KR101778368B1 (ko) | 2015-08-12 | 2017-09-14 | 에스케이실트론 주식회사 | 웨이퍼의 세정 방법 |
EP3139416B1 (en) * | 2015-09-07 | 2020-10-28 | IMEC vzw | Texturing monocrystalline silicon substrates |
CN106910674B (zh) * | 2017-03-02 | 2019-05-24 | 东莞市天域半导体科技有限公司 | 一种去除SiC外延晶片金属污染或残留的清洗方法 |
JP6729632B2 (ja) * | 2018-05-29 | 2020-07-22 | 信越半導体株式会社 | シリコンウェーハの洗浄方法 |
CN110484971A (zh) * | 2019-07-02 | 2019-11-22 | 苏州中世太新能源科技有限公司 | 一种太阳电池硅片表面臭氧处理工艺及处理设备 |
CN110473810A (zh) * | 2019-08-21 | 2019-11-19 | 青海黄河上游水电开发有限责任公司光伏产业技术分公司 | 单晶硅制绒工艺及装置 |
KR102236398B1 (ko) | 2020-09-22 | 2021-04-02 | 에스케이씨 주식회사 | 웨이퍼의 세정방법 및 불순물이 저감된 웨이퍼 |
CN113894112B (zh) * | 2021-09-14 | 2023-05-30 | 先导薄膜材料有限公司 | 一种铟箔片表面处理方法 |
CN115488095B (zh) * | 2022-08-11 | 2024-06-18 | 复旦大学 | 一种硅片用臭氧清洗方法及装置 |
CN115921340A (zh) * | 2022-12-15 | 2023-04-07 | 西安奕斯伟材料科技有限公司 | 硅片分选设备 |
Citations (1)
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KR19990000441A (ko) * | 1997-06-05 | 1999-01-15 | 문정환 | 반도체 소자의 세정 방법 |
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JPS58100433A (ja) * | 1981-12-10 | 1983-06-15 | Fujitsu Ltd | ウエハ洗浄方法 |
JPH05341168A (ja) | 1992-06-12 | 1993-12-24 | Canon Inc | レンズ駆動装置を有する光学機器 |
US5911837A (en) * | 1993-07-16 | 1999-06-15 | Legacy Systems, Inc. | Process for treatment of semiconductor wafers in a fluid |
WO1998008248A1 (fr) * | 1996-08-20 | 1998-02-26 | Organo Corporation | Procede et dispositif pour laver des composants electroniques ou similaires |
US6240933B1 (en) * | 1997-05-09 | 2001-06-05 | Semitool, Inc. | Methods for cleaning semiconductor surfaces |
US6230720B1 (en) * | 1999-08-16 | 2001-05-15 | Memc Electronic Materials, Inc. | Single-operation method of cleaning semiconductors after final polishing |
JP3957264B2 (ja) * | 2001-12-04 | 2007-08-15 | シルトロニック・ジャパン株式会社 | 半導体基板の洗浄方法 |
US20040094187A1 (en) * | 2002-11-15 | 2004-05-20 | Lee Yong Ho | Apparatus and method for holding a semiconductor wafer using centrifugal force |
US7071077B2 (en) * | 2003-03-26 | 2006-07-04 | S.O.I.Tec Silicon On Insulator Technologies S.A. | Method for preparing a bonding surface of a semiconductor layer of a wafer |
FR2864457B1 (fr) * | 2003-12-31 | 2006-12-08 | Commissariat Energie Atomique | Procede de nettoyage par voie humide d'une surface notamment en un materiau de type silicium germanium. |
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2007
- 2007-10-10 KR KR1020070101900A patent/KR100931196B1/ko active IP Right Grant
-
2008
- 2008-09-30 EP EP08017200A patent/EP2048702A3/en not_active Withdrawn
- 2008-10-02 US US12/244,330 patent/US20090095321A1/en not_active Abandoned
- 2008-10-03 JP JP2008258550A patent/JP2009094509A/ja not_active Withdrawn
- 2008-10-06 SG SG200807523-6A patent/SG152158A1/en unknown
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19990000441A (ko) * | 1997-06-05 | 1999-01-15 | 문정환 | 반도체 소자의 세정 방법 |
Also Published As
Publication number | Publication date |
---|---|
EP2048702A3 (en) | 2009-11-11 |
SG152158A1 (en) | 2009-05-29 |
KR20090036715A (ko) | 2009-04-15 |
JP2009094509A (ja) | 2009-04-30 |
EP2048702A2 (en) | 2009-04-15 |
US20090095321A1 (en) | 2009-04-16 |
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