KR102095614B1 - 메모리 보호 - Google Patents

메모리 보호 Download PDF

Info

Publication number
KR102095614B1
KR102095614B1 KR1020157002157A KR20157002157A KR102095614B1 KR 102095614 B1 KR102095614 B1 KR 102095614B1 KR 1020157002157 A KR1020157002157 A KR 1020157002157A KR 20157002157 A KR20157002157 A KR 20157002157A KR 102095614 B1 KR102095614 B1 KR 102095614B1
Authority
KR
South Korea
Prior art keywords
memory
protected
zone
protection
volatile memory
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
KR1020157002157A
Other languages
English (en)
Korean (ko)
Other versions
KR20150033695A (ko
Inventor
프랭크 번트센
올라 마빅
라세 올센
조엘 데이비드 스타플레톤
Original Assignee
노르딕 세미컨덕터 에이에스에이
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 노르딕 세미컨덕터 에이에스에이 filed Critical 노르딕 세미컨덕터 에이에스에이
Publication of KR20150033695A publication Critical patent/KR20150033695A/ko
Application granted granted Critical
Publication of KR102095614B1 publication Critical patent/KR102095614B1/ko
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601—Interfaces specially adapted for storage systems
    • G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
    • G06F3/062—Securing storage systems
    • G06F3/0622—Securing storage systems in relation to access
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/0223—User address space allocation, e.g. contiguous or non contiguous base addressing
    • G06F12/023—Free address space management
    • G06F12/0238—Memory management in non-volatile memory, e.g. resistive RAM or ferroelectric memory
    • G06F12/0246—Memory management in non-volatile memory, e.g. resistive RAM or ferroelectric memory in block erasable memory, e.g. flash memory
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/14—Protection against unauthorised use of memory or access to memory
    • G06F12/1416—Protection against unauthorised use of memory or access to memory by checking the object accessibility, e.g. type of access defined by the memory independently of subject rights
    • G06F12/1425—Protection against unauthorised use of memory or access to memory by checking the object accessibility, e.g. type of access defined by the memory independently of subject rights the protection being physical, e.g. cell, word, block
    • G06F12/1441—Protection against unauthorised use of memory or access to memory by checking the object accessibility, e.g. type of access defined by the memory independently of subject rights the protection being physical, e.g. cell, word, block for a range
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/14—Protection against unauthorised use of memory or access to memory
    • G06F12/1416—Protection against unauthorised use of memory or access to memory by checking the object accessibility, e.g. type of access defined by the memory independently of subject rights
    • G06F12/1425—Protection against unauthorised use of memory or access to memory by checking the object accessibility, e.g. type of access defined by the memory independently of subject rights the protection being physical, e.g. cell, word, block
    • G06F12/1433—Protection against unauthorised use of memory or access to memory by checking the object accessibility, e.g. type of access defined by the memory independently of subject rights the protection being physical, e.g. cell, word, block for a module or a part of a module
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
    • G06F21/71—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information
    • G06F21/77—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information in smart cards
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
    • G06F21/78—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure storage of data
    • G06F21/79—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure storage of data in semiconductor storage media, e.g. directly-addressable memories
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601—Interfaces specially adapted for storage systems
    • G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
    • G06F3/0638—Organizing or formatting or addressing of data
    • G06F3/064—Management of blocks
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601—Interfaces specially adapted for storage systems
    • G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
    • G06F3/0655—Vertical data movement, i.e. input-output transfer; data movement between one or more hosts and one or more storage devices
    • G06F3/0659—Command handling arrangements, e.g. command buffers, queues, command scheduling
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601—Interfaces specially adapted for storage systems
    • G06F3/0668—Interfaces specially adapted for storage systems adopting a particular infrastructure
    • G06F3/0671—In-line storage system
    • G06F3/0673—Single storage device
    • G06F3/0679—Non-volatile semiconductor memory device, e.g. flash memory, one time programmable memory [OTP]
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C16/00—Erasable programmable read-only memories
    • G11C16/02—Erasable programmable read-only memories electrically programmable
    • G11C16/06—Auxiliary circuits, e.g. for writing into memory
    • G11C16/22—Safety or protection circuits preventing unauthorised or accidental access to memory cells
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/14—Protection against unauthorised use of memory or access to memory
    • G06F12/1458—Protection against unauthorised use of memory or access to memory by checking the subject access rights
    • G06F12/1483—Protection against unauthorised use of memory or access to memory by checking the subject access rights using an access-table, e.g. matrix or list

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Hardware Design (AREA)
  • Software Systems (AREA)
  • Human Computer Interaction (AREA)
  • Mathematical Physics (AREA)
  • Storage Device Security (AREA)
KR1020157002157A 2012-06-27 2013-06-26 메모리 보호 Active KR102095614B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB1211422.9 2012-06-27
GB1211422.9A GB2503470B (en) 2012-06-27 2012-06-27 Memory protection
PCT/GB2013/051694 WO2014001803A2 (en) 2012-06-27 2013-06-26 Memory protection

Publications (2)

Publication Number Publication Date
KR20150033695A KR20150033695A (ko) 2015-04-01
KR102095614B1 true KR102095614B1 (ko) 2020-04-01

Family

ID=46704312

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020157002157A Active KR102095614B1 (ko) 2012-06-27 2013-06-26 메모리 보호

Country Status (8)

Country Link
US (2) US9430409B2 (enExample)
EP (2) EP2867776B1 (enExample)
JP (1) JP6306578B2 (enExample)
KR (1) KR102095614B1 (enExample)
CN (1) CN104412242B (enExample)
GB (3) GB2503470B (enExample)
TW (1) TWI581099B (enExample)
WO (1) WO2014001803A2 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12340836B2 (en) 2022-11-08 2025-06-24 SK Hynix Inc. Memory device for performing read protection operation of limiting read operation and method of operating the same

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140316873A1 (en) * 2013-04-22 2014-10-23 Codecard, Inc. Apparatus, system and methods to issue a prize to a user of a credit account based on user purchase activities
EP2808818B1 (en) * 2013-05-29 2016-07-13 Nxp B.V. Processing system
GB2521607B (en) * 2013-12-23 2016-03-23 Nordic Semiconductor Asa Integrated-Circuit Radio
US20150351999A1 (en) * 2014-01-15 2015-12-10 Getting in the Mood, LLC Heating and vibrating personal massager with accompanying cover
US20160180092A1 (en) * 2014-12-23 2016-06-23 Mcafee, Inc. Portable secure storage
CN104573421B (zh) * 2014-12-30 2017-12-22 北京兆易创新科技股份有限公司 一种基于若干分区的mcu芯片信息保护方法和装置
CN104598402B (zh) * 2014-12-30 2017-11-10 北京兆易创新科技股份有限公司 一种闪存控制器和闪存控制器的控制方法
US10540524B2 (en) * 2014-12-31 2020-01-21 Mcafee, Llc Memory access protection using processor transactional memory support
US10157008B2 (en) * 2015-04-29 2018-12-18 Qualcomm Incorporated Systems and methods for optimizing memory power consumption in a heterogeneous system memory
CN107548492B (zh) 2015-04-30 2021-10-01 密克罗奇普技术公司 具有增强指令集的中央处理单元
GB2539455A (en) 2015-06-16 2016-12-21 Nordic Semiconductor Asa Memory watch unit
US10528287B2 (en) * 2015-10-09 2020-01-07 Sony Corporation Memory, memory controller, storage apparatus, information processing system, and control method for tracking erase count and rewrite cycles of memory pages
US20170139844A1 (en) * 2015-11-17 2017-05-18 Silicon Laboratories Inc. Asymmetric memory
DE102015223335A1 (de) * 2015-11-25 2017-06-01 Robert Bosch Gmbh Verfahren zum Betreiben eines Mikrocontrollers
JP6742831B2 (ja) * 2016-06-14 2020-08-19 ルネサスエレクトロニクス株式会社 情報処理装置、読み出し制御方法、及びプログラム
US11416421B2 (en) 2016-07-19 2022-08-16 Cypress Semiconductor Corporation Context-based protection system
GB2557305A (en) * 2016-12-05 2018-06-20 Nordic Semiconductor Asa Memory protection logic
US10691803B2 (en) * 2016-12-13 2020-06-23 Amazon Technologies, Inc. Secure execution environment on a server
US10409981B2 (en) 2017-04-21 2019-09-10 International Business Machines Corporation In-process stack memory protection
US10353815B2 (en) 2017-05-26 2019-07-16 Microsoft Technology Licensing, Llc Data security for multiple banks of memory
US10346345B2 (en) 2017-05-26 2019-07-09 Microsoft Technology Licensing, Llc Core mapping
US10587575B2 (en) * 2017-05-26 2020-03-10 Microsoft Technology Licensing, Llc Subsystem firewalls
US10534553B2 (en) 2017-08-30 2020-01-14 Micron Technology, Inc. Memory array accessibility
RU2677366C1 (ru) * 2017-10-27 2019-01-16 Юрий Алексеевич Шашлюк Устройство хранения данных и способ его работы
US10318438B1 (en) * 2017-12-07 2019-06-11 Nuvoton Technology Corporation Secure memory access using memory read restriction
US11132134B2 (en) * 2017-12-21 2021-09-28 Apple Inc. Flexible over-provisioning of storage space within solid-state storage devices (SSDs)
TWI650648B (zh) * 2018-02-09 2019-02-11 慧榮科技股份有限公司 系統晶片及存取系統晶片中記憶體的方法
US11036654B2 (en) * 2018-04-14 2021-06-15 Microsoft Technology Licensing, Llc NOP sled defense
GB201807257D0 (en) 2018-05-02 2018-06-13 Nordic Semiconductor Asa Cryptographic key distribution
GB201810533D0 (en) * 2018-06-27 2018-08-15 Nordic Semiconductor Asa Hardware protection of files in an intergrated-circuit device
FR3087020A1 (fr) * 2018-10-09 2020-04-10 Stmicroelectronics (Grenoble 2) Sas Procede d'acces a une memoire
US11210238B2 (en) * 2018-10-30 2021-12-28 Cypress Semiconductor Corporation Securing data logs in memory devices
WO2020095410A1 (ja) * 2018-11-08 2020-05-14 ソニー株式会社 通信装置
US11036887B2 (en) * 2018-12-11 2021-06-15 Micron Technology, Inc. Memory data security
TWI682400B (zh) * 2019-03-04 2020-01-11 新唐科技股份有限公司 半導體裝置與資料保護方法
JP2021111112A (ja) * 2020-01-09 2021-08-02 キヤノン株式会社 画像形成装置、及びその制御方法
CN111625784B (zh) * 2020-05-29 2023-09-12 重庆小雨点小额贷款有限公司 一种应用的反调试方法、相关装置及存储介质
CN114519186A (zh) * 2020-11-20 2022-05-20 华为技术有限公司 一种数据保护的方法、装置、存储介质和计算机设备
FR3118219B1 (fr) * 2020-12-17 2024-03-15 Stmicroelectronics Grand Ouest Sas Procédé de protection d’un système, par exemple un microcontrôleur, et sytème correspondant
JP7408593B2 (ja) * 2021-03-23 2024-01-05 株式会社東芝 制御装置、情報処理装置、および情報処理システム
CN113961246A (zh) * 2021-10-28 2022-01-21 深圳市航顺芯片技术研发有限公司 微控制芯片上的权限配置方法、装置及存储介质
FR3136101B1 (fr) * 2022-05-27 2024-09-27 Stmicroelectronics Grand Ouest Sas Mémoire non volatile avec circuit de contrôle d’accès pour démarrage sécurisé d’un dispositif électronique
FR3155620A1 (fr) * 2023-11-17 2025-05-23 Stmicroelectronics International N.V. Procédé de fonctionnement d’une mémoire non volatile

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030023822A1 (en) * 2001-07-11 2003-01-30 Intel Corporation Memory access control system, apparatus, and method
US20090222596A1 (en) * 2007-12-06 2009-09-03 David Flynn Apparatus, system, and method for coordinating storage requests in a multi-processor/multi-thread environment

Family Cites Families (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4698750A (en) * 1984-12-27 1987-10-06 Motorola, Inc. Security for integrated circuit microcomputer with EEPROM
JPS6382534A (ja) 1986-09-26 1988-04-13 Matsushita Electric Ind Co Ltd メモリ保護装置
US5001670A (en) 1987-02-06 1991-03-19 Tektronix, Inc. Nonvolatile memory protection
US5469557A (en) * 1993-03-05 1995-11-21 Microchip Technology Incorporated Code protection in microcontroller with EEPROM fuses
US5564030A (en) * 1994-02-08 1996-10-08 Meridian Semiconductor, Inc. Circuit and method for detecting segment limit errors for code fetches
US5737760A (en) * 1995-10-06 1998-04-07 Motorola Inc. Microcontroller with security logic circuit which prevents reading of internal memory by external program
JP3489708B2 (ja) * 1996-10-23 2004-01-26 シャープ株式会社 不揮発性半導体記憶装置
JPH10228421A (ja) * 1997-02-14 1998-08-25 Nec Ic Microcomput Syst Ltd メモリアクセス制御回路
JP4000654B2 (ja) * 1997-02-27 2007-10-31 セイコーエプソン株式会社 半導体装置及び電子機器
US6446184B2 (en) * 1998-04-28 2002-09-03 International Business Machines Corporation Address re-mapping for memory module using presence detect data
JP2001051904A (ja) * 1999-08-11 2001-02-23 Hitachi Ltd 不揮発性半導体メモリを用いた外部記憶装置
US6895508B1 (en) 2000-09-07 2005-05-17 International Business Machines Corporation Stack memory protection
US6952778B1 (en) 2000-10-26 2005-10-04 Cypress Semiconductor Corporation Protecting access to microcontroller memory blocks
US7093097B2 (en) * 2001-11-27 2006-08-15 International Business Machines Corporation Dynamic self-tuning memory management method and system
US6883075B2 (en) 2002-01-17 2005-04-19 Silicon Storage Technology, Inc. Microcontroller having embedded non-volatile memory with read protection
JP4347582B2 (ja) * 2003-02-04 2009-10-21 パナソニック株式会社 情報処理装置
US7739516B2 (en) * 2004-03-05 2010-06-15 Microsoft Corporation Import address table verification
JP4563707B2 (ja) * 2004-03-25 2010-10-13 ルネサスエレクトロニクス株式会社 メモリ保護装置
US7210014B2 (en) 2004-05-27 2007-04-24 Microsoft Corporation Alternative methods in memory protection
US7343496B1 (en) 2004-08-13 2008-03-11 Zilog, Inc. Secure transaction microcontroller with secure boot loader
WO2006040798A1 (ja) * 2004-10-08 2006-04-20 Renesas Technology Corp. 半導体集積回路装置および電子システム
EP1659515A1 (fr) 2004-11-19 2006-05-24 Proton World International N.V. Protection d'un microcontrôleur
US7673345B2 (en) 2005-03-31 2010-03-02 Intel Corporation Providing extended memory protection
JP4584044B2 (ja) * 2005-06-20 2010-11-17 ルネサスエレクトロニクス株式会社 半導体装置
JP4818793B2 (ja) 2006-04-20 2011-11-16 ルネサスエレクトロニクス株式会社 マイクロコンピュータ及びメモリアクセスの制御方法
US8438365B2 (en) * 2006-10-06 2013-05-07 Calos Fund Limited Liability Company Efficient data loading in a data-parallel processor
DE602007012519D1 (de) * 2007-04-05 2011-03-31 St Microelectronics Res & Dev Integrierte Schaltung mit beschränktem Datenzugang
US8051263B2 (en) 2007-05-04 2011-11-01 Atmel Corporation Configurable memory protection
US7917716B2 (en) 2007-08-31 2011-03-29 Standard Microsystems Corporation Memory protection for embedded controllers
US7895404B2 (en) * 2008-02-14 2011-02-22 Atmel Rousset S.A.S. Access rights on a memory map
US8001357B2 (en) * 2008-04-30 2011-08-16 Microsoft Corporation Providing a single drive letter user experience and regional based access control with respect to a storage device
US20100106926A1 (en) * 2008-10-25 2010-04-29 International Business Machines Corporation Second failure data capture problem determination using user selective memory protection to trace application failures
WO2011074168A1 (ja) * 2009-12-14 2011-06-23 パナソニック株式会社 情報処理装置
JP5793712B2 (ja) * 2010-03-01 2015-10-14 パナソニックＩｐマネジメント株式会社 不揮発性記憶装置、アクセス装置、及び不揮発性記憶システム

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030023822A1 (en) * 2001-07-11 2003-01-30 Intel Corporation Memory access control system, apparatus, and method
US20090222596A1 (en) * 2007-12-06 2009-09-03 David Flynn Apparatus, system, and method for coordinating storage requests in a multi-processor/multi-thread environment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12340836B2 (en) 2022-11-08 2025-06-24 SK Hynix Inc. Memory device for performing read protection operation of limiting read operation and method of operating the same

Also Published As

Publication number Publication date
US9430409B2 (en) 2016-08-30
TWI581099B (zh) 2017-05-01
TW201409236A (zh) 2014-03-01
CN104412242A (zh) 2015-03-11
GB201405811D0 (en) 2014-05-14
EP2867776B1 (en) 2020-04-29
GB2503583A (en) 2014-01-01
WO2014001803A2 (en) 2014-01-03
US20160299720A1 (en) 2016-10-13
GB2503470B (en) 2014-08-13
GB2503470A (en) 2014-01-01
GB201312526D0 (en) 2013-08-28
US20140006692A1 (en) 2014-01-02
KR20150033695A (ko) 2015-04-01
EP3702923B1 (en) 2023-06-21
JP6306578B2 (ja) 2018-04-04
GB2503470A9 (en) 2014-01-15
JP2015525916A (ja) 2015-09-07
CN104412242B (zh) 2018-01-19
GB2513727A (en) 2014-11-05
GB201211422D0 (en) 2012-08-08
GB2503583B (en) 2015-06-17
GB2513727B (en) 2015-06-24
WO2014001803A3 (en) 2014-03-20
EP3702923A1 (en) 2020-09-02
EP2867776A2 (en) 2015-05-06

Similar Documents

Publication Publication Date Title
KR102095614B1 (ko) 메모리 보호
US6292874B1 (en) Memory management method and apparatus for partitioning homogeneous memory and restricting access of installed applications to predetermined memory ranges
JP4939387B2 (ja) データ処理装置及びアドレス空間保護方法
JP4818793B2 (ja) マイクロコンピュータ及びメモリアクセスの制御方法
CN101082886A (zh) 存储器数据保护装置及ic卡用lsi
US9891908B2 (en) Updatable integrated-circuit radio
GB2557305A (en) Memory protection logic
US20040243783A1 (en) Method and apparatus for multi-mode operation in a semiconductor circuit
TW201702884A (zh) 阻止記憶體溢出攻擊之精細粒度記憶體保護
CN116167102A (zh) 用于管理片上系统中的存储器的方法
WO2024027975A1 (en) Execution of instructions from trusted and untrusted memories

Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20150126

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
A201 Request for examination
PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 20180625

Comment text: Request for Examination of Application

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

Comment text: Notification of reason for refusal

Patent event date: 20190719

Patent event code: PE09021S01D

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

Patent event code: PE07011S01D

Comment text: Decision to Grant Registration

Patent event date: 20200109

GRNT Written decision to grant
PR0701 Registration of establishment

Comment text: Registration of Establishment

Patent event date: 20200325

Patent event code: PR07011E01D

PR1002 Payment of registration fee

Payment date: 20200325

End annual number: 3

Start annual number: 1

PG1601 Publication of registration
PR1001 Payment of annual fee

Payment date: 20240226

Start annual number: 5

End annual number: 5