KR102542747B1 - 집적 회로를 제조하는 방법 - Google Patents

집적 회로를 제조하는 방법 Download PDF

Info

Publication number
KR102542747B1
KR102542747B1 KR1020190133063A KR20190133063A KR102542747B1 KR 102542747 B1 KR102542747 B1 KR 102542747B1 KR 1020190133063 A KR1020190133063 A KR 1020190133063A KR 20190133063 A KR20190133063 A KR 20190133063A KR 102542747 B1 KR102542747 B1 KR 102542747B1
Authority
KR
South Korea
Prior art keywords
etching
excess metal
layer
metal
integrated circuit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
KR1020190133063A
Other languages
English (en)
Korean (ko)
Other versions
KR20200047406A (ko
Inventor
윌비 토니
버그스 스티브
Original Assignee
에스피티에스 테크놀러지스 리미티드
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 에스피티에스 테크놀러지스 리미티드 filed Critical 에스피티에스 테크놀러지스 리미티드
Publication of KR20200047406A publication Critical patent/KR20200047406A/ko
Application granted granted Critical
Publication of KR102542747B1 publication Critical patent/KR102542747B1/ko
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10PGENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P50/00Etching of wafers, substrates or parts of devices
    • H10P50/20Dry etching; Plasma etching; Reactive-ion etching
    • H10P50/26Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials
    • H10P50/264Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials by chemical means
    • H10P50/266Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials by chemical means by vapour etching only
    • H10P50/267Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials by chemical means by vapour etching only using plasmas
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10PGENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P50/00Etching of wafers, substrates or parts of devices
    • H10P50/20Dry etching; Plasma etching; Reactive-ion etching
    • H10P50/24Dry etching; Plasma etching; Reactive-ion etching of semiconductor materials
    • H10P50/242Dry etching; Plasma etching; Reactive-ion etching of semiconductor materials of Group IV materials
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/32Gas-filled discharge tubes
    • H01J37/32431Constructional details of the reactor
    • H01J37/32798Further details of plasma apparatus not provided for in groups H01J37/3244 - H01J37/32788; special provisions for cleaning or maintenance of the apparatus
    • H01J37/32853Hygiene
    • H01J37/32871Means for trapping or directing unwanted particles
    • H01L21/3065
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/32Gas-filled discharge tubes
    • H01J37/32917Plasma diagnostics
    • H01J37/32926Software, data control or modelling
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/32Gas-filled discharge tubes
    • H01J37/32917Plasma diagnostics
    • H01J37/32935Monitoring and controlling tubes by information coming from the object and/or discharge
    • H01J37/32972Spectral analysis
    • H01L21/30604
    • H01L21/31116
    • H01L21/32136
    • H01L22/12
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10PGENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P50/00Etching of wafers, substrates or parts of devices
    • H10P50/20Dry etching; Plasma etching; Reactive-ion etching
    • H10P50/28Dry etching; Plasma etching; Reactive-ion etching of insulating materials
    • H10P50/282Dry etching; Plasma etching; Reactive-ion etching of insulating materials of inorganic materials
    • H10P50/283Dry etching; Plasma etching; Reactive-ion etching of insulating materials of inorganic materials by chemical means
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10PGENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P50/00Etching of wafers, substrates or parts of devices
    • H10P50/60Wet etching
    • H10P50/64Wet etching of semiconductor materials
    • H10P50/642Chemical etching
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10PGENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P50/00Etching of wafers, substrates or parts of devices
    • H10P50/60Wet etching
    • H10P50/66Wet etching of conductive or resistive materials
    • H10P50/663Wet etching of conductive or resistive materials by chemical means only
    • H10P50/667Wet etching of conductive or resistive materials by chemical means only by liquid etching only
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10PGENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P74/00Testing or measuring during manufacture or treatment of wafers, substrates or devices
    • H10P74/20Testing or measuring during manufacture or treatment of wafers, substrates or devices characterised by the properties tested or measured, e.g. structural or electrical properties
    • H10P74/203Structural properties, e.g. testing or measuring thicknesses, line widths, warpage, bond strengths or physical defects
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10WGENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W20/00Interconnections in chips, wafers or substrates
    • H10W20/01Manufacture or treatment
    • H10W20/031Manufacture or treatment of conductive parts of the interconnections
    • H10W20/032Manufacture or treatment of conductive parts of the interconnections of conductive barrier, adhesion or liner layers
    • H10W20/054Manufacture or treatment of conductive parts of the interconnections of conductive barrier, adhesion or liner layers by selectively removing parts thereof
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10WGENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W20/00Interconnections in chips, wafers or substrates
    • H10W20/01Manufacture or treatment
    • H10W20/031Manufacture or treatment of conductive parts of the interconnections
    • H10W20/0698Local interconnections
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10PGENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P50/00Etching of wafers, substrates or parts of devices
    • H10P50/20Dry etching; Plasma etching; Reactive-ion etching
    • H10P50/26Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials
    • H10P50/262Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials by physical means only
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10PGENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P74/00Testing or measuring during manufacture or treatment of wafers, substrates or devices
    • H10P74/23Testing or measuring during manufacture or treatment of wafers, substrates or devices characterised by multiple measurements, corrections, marking or sorting processes
    • H10P74/238Testing or measuring during manufacture or treatment of wafers, substrates or devices characterised by multiple measurements, corrections, marking or sorting processes comprising acting in response to an ongoing measurement without interruption of processing, e.g. endpoint detection or in-situ thickness measurement
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10WGENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00Interconnections or connectors in packages
    • H10W72/01Manufacture or treatment
    • H10W72/019Manufacture or treatment of bond pads
    • H10W72/01951Changing the shapes of bond pads
    • H10W72/01953Changing the shapes of bond pads by etching
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10WGENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00Interconnections or connectors in packages
    • H10W72/20Bump connectors, e.g. solder bumps or copper pillars; Dummy bumps; Thermal bumps
    • H10W72/221Structures or relative sizes
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10WGENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00Interconnections or connectors in packages
    • H10W72/20Bump connectors, e.g. solder bumps or copper pillars; Dummy bumps; Thermal bumps
    • H10W72/251Materials
    • H10W72/252Materials comprising solid metals or solid metalloids, e.g. PbSn, Ag or Cu
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10WGENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00Interconnections or connectors in packages
    • H10W72/20Bump connectors, e.g. solder bumps or copper pillars; Dummy bumps; Thermal bumps
    • H10W72/29Bond pads specially adapted therefor
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10WGENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00Interconnections or connectors in packages
    • H10W72/90Bond pads, in general
    • H10W72/921Structures or relative sizes of bond pads
    • H10W72/923Bond pads having multiple stacked layers
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10WGENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00Interconnections or connectors in packages
    • H10W72/90Bond pads, in general
    • H10W72/931Shapes of bond pads
    • H10W72/934Cross-sectional shape, i.e. in side view
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10WGENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00Interconnections or connectors in packages
    • H10W72/90Bond pads, in general
    • H10W72/951Materials of bond pads
    • H10W72/952Materials of bond pads comprising metals or metalloids, e.g. PbSn, Ag or Cu

Landscapes

  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Public Health (AREA)
  • Epidemiology (AREA)
  • Health & Medical Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
  • Drying Of Semiconductors (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
KR1020190133063A 2018-10-25 2019-10-24 집적 회로를 제조하는 방법 Active KR102542747B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1817370.8 2018-10-25
GBGB1817370.8A GB201817370D0 (en) 2018-10-25 2018-10-25 A method of fabricating integrated circuits

Publications (2)

Publication Number Publication Date
KR20200047406A KR20200047406A (ko) 2020-05-07
KR102542747B1 true KR102542747B1 (ko) 2023-06-12

Family

ID=64560369

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020190133063A Active KR102542747B1 (ko) 2018-10-25 2019-10-24 집적 회로를 제조하는 방법

Country Status (7)

Country Link
US (1) US11361975B2 (enExample)
EP (1) EP3644352A1 (enExample)
JP (1) JP7278194B2 (enExample)
KR (1) KR102542747B1 (enExample)
CN (1) CN111106006B (enExample)
GB (1) GB201817370D0 (enExample)
TW (1) TWI801672B (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114361057B (zh) * 2021-12-27 2025-07-22 粤芯半导体技术股份有限公司 半导体器件的缺陷检测方法及电子设备

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060172444A1 (en) 2005-01-31 2006-08-03 Gotthard Jungnickel Efficient method of forming and assembling a microelectronic chip including solder bumps
US20080079461A1 (en) 2006-09-29 2008-04-03 Megica Corporation Integrated circuit chips with fine-line metal and over-passivation metal
US20120009777A1 (en) 2010-07-07 2012-01-12 Taiwan Semiconductor Manufacturing Company, Ltd. UBM Etching Methods
CN105355574A (zh) 2015-11-13 2016-02-24 颀中科技(苏州)有限公司 镍金凸块的制作方法及镍金凸块组件
US20180047674A1 (en) * 2016-08-12 2018-02-15 Taiwan Semiconductor Manufacturing Co., Ltd. Method of manufacturing redistribution circuit structure and method of manufacturing integrated fan-out package

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5242536A (en) * 1990-12-20 1993-09-07 Lsi Logic Corporation Anisotropic polysilicon etching process
US5362356A (en) * 1990-12-20 1994-11-08 Lsi Logic Corporation Plasma etching process control
JPH05259127A (ja) * 1992-01-14 1993-10-08 Lsi Logic Corp プラズマエッチングにおけるエッチング監視方法
KR100293830B1 (ko) * 1992-06-22 2001-09-17 리차드 에이치. 로브그렌 플라즈마 처리 쳄버내의 잔류물 제거를 위한 플라즈마 정결방법
US6759263B2 (en) * 2002-08-29 2004-07-06 Chentsau Ying Method of patterning a layer of magnetic material
US8659165B2 (en) * 2008-08-12 2014-02-25 Texas Instruments Incorporated Contact and VIA interconnects using metal around dielectric pillars
US7687311B1 (en) 2008-11-13 2010-03-30 Taiwan Semiconductor Manufacturing Company, Ltd. Method for producing stackable dies
US20110155692A1 (en) * 2009-12-30 2011-06-30 Tzong-Liang Yau Method of forming patterns
CN103107085B (zh) 2013-01-31 2016-02-10 电子科技大学 一种NiCr薄膜的干法刻蚀工艺
US20140252571A1 (en) * 2013-03-06 2014-09-11 Maxim Integrated Products, Inc. Wafer-level package mitigated undercut
US20150048496A1 (en) 2013-08-13 2015-02-19 Macrotech Technology Inc. Fabrication process and structure to form bumps aligned on tsv on chip backside
US20160099173A1 (en) * 2014-10-03 2016-04-07 Applied Materials, Inc. Methods for etching a barrier layer for an interconnection structure for semiconductor applications
JP6702108B2 (ja) 2016-09-14 2020-05-27 富士通株式会社 端子構造、半導体装置、電子装置及び端子の形成方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060172444A1 (en) 2005-01-31 2006-08-03 Gotthard Jungnickel Efficient method of forming and assembling a microelectronic chip including solder bumps
US20080079461A1 (en) 2006-09-29 2008-04-03 Megica Corporation Integrated circuit chips with fine-line metal and over-passivation metal
US20120009777A1 (en) 2010-07-07 2012-01-12 Taiwan Semiconductor Manufacturing Company, Ltd. UBM Etching Methods
CN105355574A (zh) 2015-11-13 2016-02-24 颀中科技(苏州)有限公司 镍金凸块的制作方法及镍金凸块组件
US20180047674A1 (en) * 2016-08-12 2018-02-15 Taiwan Semiconductor Manufacturing Co., Ltd. Method of manufacturing redistribution circuit structure and method of manufacturing integrated fan-out package

Also Published As

Publication number Publication date
CN111106006B (zh) 2024-07-30
US11361975B2 (en) 2022-06-14
TW202017027A (zh) 2020-05-01
CN111106006A (zh) 2020-05-05
KR20200047406A (ko) 2020-05-07
JP2020080405A (ja) 2020-05-28
JP7278194B2 (ja) 2023-05-19
GB201817370D0 (en) 2018-12-12
EP3644352A1 (en) 2020-04-29
US20200135490A1 (en) 2020-04-30
TWI801672B (zh) 2023-05-11

Similar Documents

Publication Publication Date Title
US8846548B2 (en) Post-passivation interconnect structure and methods for forming the same
US8609526B2 (en) Preventing UBM oxidation in bump formation processes
EP0987745A1 (en) Metallization etching method using a hard mask layer
US20120009777A1 (en) UBM Etching Methods
KR19980071031A (ko) 반도체 장치의 제조 방법
US5985751A (en) Process for fabricating interconnection of semiconductor device
US6872652B2 (en) Method of cleaning an inter-level dielectric interconnect
US6372645B1 (en) Methods to reduce metal bridges and line shorts in integrated circuits
US20020028586A1 (en) Method and apparatus for cleaning integrated circuit bonding pads
KR102542747B1 (ko) 집적 회로를 제조하는 방법
TWI899090B (zh) 蝕刻輪廓控制用之使用超薄釕金屬硬遮罩的方法
KR102479444B1 (ko) 식각액 조성물 및 이를 이용한 반도체 장치의 제조 방법
US10978291B2 (en) Pre-cleaning a semiconductor structure
US10497607B2 (en) Manufacturing method of interconnect structure
JP2007251135A (ja) 半導体装置およびその製造方法
US10002785B2 (en) Air-gap assisted etch self-aligned dual Damascene
TWI553736B (zh) 一種填充金屬的方法
US20050258138A1 (en) Wafer recovering method, wafer, and fabrication method
US20260068571A1 (en) Interconnect scheme for full hard mask removal
US20240249920A1 (en) Removable mask layer to reduce overhang during re-sputter process in pvd chambers
JP2006228986A (ja) 半導体装置の製造方法
JP2020080405A5 (enExample)
US8691690B2 (en) Contact formation method incorporating preventative etch step reducing interlayer dielectric material flake defects
US20100167530A1 (en) Method for forming metal line of semiconductor device
JP3475666B2 (ja) ドライエッチング方法

Legal Events

Date Code Title Description
PA0109 Patent application

St.27 status event code: A-0-1-A10-A12-nap-PA0109

R17-X000 Change to representative recorded

St.27 status event code: A-3-3-R10-R17-oth-X000

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

A201 Request for examination
A302 Request for accelerated examination
AMND Amendment
P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

PA0302 Request for accelerated examination

St.27 status event code: A-1-2-D10-D17-exm-PA0302

St.27 status event code: A-1-2-D10-D16-exm-PA0302

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

AMND Amendment
E13-X000 Pre-grant limitation requested

St.27 status event code: A-2-3-E10-E13-lim-X000

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

E601 Decision to refuse application
PE0601 Decision on rejection of patent

St.27 status event code: N-2-6-B10-B15-exm-PE0601

X091 Application refused [patent]
AMND Amendment
P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

PX0901 Re-examination

St.27 status event code: A-2-3-E10-E12-rex-PX0901

PX0701 Decision of registration after re-examination

St.27 status event code: A-3-4-F10-F13-rex-PX0701

X701 Decision to grant (after re-examination)
GRNT Written decision to grant
PR0701 Registration of establishment

St.27 status event code: A-2-4-F10-F11-exm-PR0701

PR1002 Payment of registration fee

St.27 status event code: A-2-2-U10-U11-oth-PR1002

Fee payment year number: 1

PG1601 Publication of registration

St.27 status event code: A-4-4-Q10-Q13-nap-PG1601

P22-X000 Classification modified

St.27 status event code: A-4-4-P10-P22-nap-X000