CN1894801A - Mram技术中用于mtj中的合成反铁磁结构 - Google Patents
Mram技术中用于mtj中的合成反铁磁结构 Download PDFInfo
- Publication number
- CN1894801A CN1894801A CNA2004800374466A CN200480037446A CN1894801A CN 1894801 A CN1894801 A CN 1894801A CN A2004800374466 A CNA2004800374466 A CN A2004800374466A CN 200480037446 A CN200480037446 A CN 200480037446A CN 1894801 A CN1894801 A CN 1894801A
- Authority
- CN
- China
- Prior art keywords
- layer
- mtj
- ferromagnetic
- saf
- electrode
- 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.)
- Granted
Links
Images
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/02—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements
- G11C11/14—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using thin-film elements
- G11C11/15—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using thin-film elements using multiple magnetic layers
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/02—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements
- G11C11/16—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using elements in which the storage effect is based on magnetic spin effect
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N50/00—Galvanomagnetic devices
- H10N50/10—Magnetoresistive devices
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N50/00—Galvanomagnetic devices
- H10N50/80—Constructional details
- H10N50/85—Magnetic active materials
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/11—Magnetic recording head
- Y10T428/1107—Magnetoresistive
- Y10T428/1121—Multilayer
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Hall/Mr Elements (AREA)
- Mram Or Spin Memory Techniques (AREA)
- Thin Magnetic Films (AREA)
Abstract
Description
Claims (28)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/740,338 | 2003-12-18 | ||
US10/740,338 US6946697B2 (en) | 2003-12-18 | 2003-12-18 | Synthetic antiferromagnet structures for use in MTJs in MRAM technology |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1894801A true CN1894801A (zh) | 2007-01-10 |
CN100495723C CN100495723C (zh) | 2009-06-03 |
Family
ID=34677853
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004800374466A Active CN100495723C (zh) | 2003-12-18 | 2004-11-04 | Mram技术中用于mtj中的合成反铁磁结构及mtj的形成方法 |
Country Status (7)
Country | Link |
---|---|
US (2) | US6946697B2 (zh) |
EP (1) | EP1697996A2 (zh) |
JP (1) | JP4908227B2 (zh) |
KR (1) | KR101122970B1 (zh) |
CN (1) | CN100495723C (zh) |
TW (1) | TWI370545B (zh) |
WO (1) | WO2005067472A2 (zh) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101276879B (zh) * | 2008-04-01 | 2010-06-09 | 北京科技大学 | 一种双自由层垂直铁磁性隧道结结构 |
CN102171765A (zh) * | 2008-09-30 | 2011-08-31 | 美光科技公司 | 单向自旋力矩转移磁性存储器单元结构 |
US8018011B2 (en) | 2007-02-12 | 2011-09-13 | Avalanche Technology, Inc. | Low cost multi-state magnetic memory |
CN102315255A (zh) * | 2010-07-07 | 2012-01-11 | 中国科学院物理研究所 | 一种自旋场效应晶体管及其磁性存储器 |
CN101730913B (zh) * | 2007-02-12 | 2012-11-14 | 艾弗伦茨科技公司 | 具有渐变层的非易失性磁存储元件 |
CN104009151A (zh) * | 2014-05-27 | 2014-08-27 | 中国科学院物理研究所 | 闭合形状的磁性隧道结 |
CN108701757A (zh) * | 2016-03-10 | 2018-10-23 | 克罗科斯科技公司 | 具有可调整磁致伸缩的磁阻元件以及包括磁阻元件的磁性设备 |
CN110235201A (zh) * | 2016-12-27 | 2019-09-13 | 艾沃思宾技术公司 | 包括在磁隧道结中的合成反铁磁体中的数据存储 |
CN112736191A (zh) * | 2019-10-14 | 2021-04-30 | 上海磁宇信息科技有限公司 | 具有对称结构的磁性隧道结结构及磁性随机存储器 |
Families Citing this family (70)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6978070B1 (en) * | 2001-08-14 | 2005-12-20 | The Programmable Matter Corporation | Fiber incorporating quantum dots as programmable dopants |
US20050073878A1 (en) * | 2003-10-03 | 2005-04-07 | Taiwan Semiconductor Manufacturing Co., Ltd. | Multi-sensing level MRAM structure with different magnetoresistance ratios |
WO2005036558A1 (en) * | 2003-10-14 | 2005-04-21 | Agency For Science, Technology And Research | Magnetic memory device |
US7692180B2 (en) * | 2004-06-04 | 2010-04-06 | Ravenbrick Llc | Layered composite film incorporating quantum dots as programmable dopants |
US20070242395A1 (en) * | 2004-10-15 | 2007-10-18 | Bailey William E | Methods of manipulating the relaxation rate in magnetic materials and devices for using the same |
US7285836B2 (en) * | 2005-03-09 | 2007-10-23 | Maglabs, Inc. | Magnetic random access memory with stacked memory cells having oppositely-directed hard-axis biasing |
AU2007238477A1 (en) * | 2006-02-17 | 2007-10-25 | Ravenbrick, Llc | Quantum dot switching device |
US8084835B2 (en) * | 2006-10-20 | 2011-12-27 | Avalanche Technology, Inc. | Non-uniform switching based non-volatile magnetic based memory |
US8058696B2 (en) * | 2006-02-25 | 2011-11-15 | Avalanche Technology, Inc. | High capacity low cost multi-state magnetic memory |
US20070253245A1 (en) * | 2006-04-27 | 2007-11-01 | Yadav Technology | High Capacity Low Cost Multi-Stacked Cross-Line Magnetic Memory |
US20080246104A1 (en) * | 2007-02-12 | 2008-10-09 | Yadav Technology | High Capacity Low Cost Multi-State Magnetic Memory |
US8183652B2 (en) * | 2007-02-12 | 2012-05-22 | Avalanche Technology, Inc. | Non-volatile magnetic memory with low switching current and high thermal stability |
TWI303063B (en) * | 2006-03-20 | 2008-11-11 | Univ Nat Yunlin Sci & Tech | Composing structure of magnetic tunneling junction for magnetic random access memory |
US7601946B2 (en) * | 2006-09-12 | 2009-10-13 | Ravenbrick, Llc | Electromagnetic sensor incorporating quantum confinement structures |
US7572645B2 (en) * | 2006-11-15 | 2009-08-11 | Everspin Technologies, Inc. | Magnetic tunnel junction structure and method |
ES2634506T3 (es) | 2007-01-24 | 2017-09-28 | Ravenbrick, Llc | Filtro óptico de conversión descendente conmutado térmicamente |
US8363307B2 (en) * | 2007-02-28 | 2013-01-29 | Ravenbrick, Llc | Multicolor light emitting device incorporating tunable quantum confinement devices |
US7936500B2 (en) * | 2007-03-02 | 2011-05-03 | Ravenbrick Llc | Wavelength-specific optical switch |
JP5558350B2 (ja) | 2007-07-11 | 2014-07-23 | レイブンブリック,エルエルシー | 温度応答切換式反射型光シャッタ |
AU2008302125B2 (en) | 2007-09-19 | 2012-01-12 | Ravenbrick, Llc | Low-emissivity window films and coatings incoporating nanoscale wire grids |
US8169685B2 (en) | 2007-12-20 | 2012-05-01 | Ravenbrick, Llc | Thermally switched absorptive window shutter |
US8216703B2 (en) * | 2008-02-21 | 2012-07-10 | Everspin Technologies, Inc. | Magnetic tunnel junction device |
EP2269100A4 (en) | 2008-04-23 | 2011-12-28 | Ravenbrick Llc | HANDLING OF GLOSSY ON REFLECTIVE AND THERMO-THINKING SURFACES |
US7965077B2 (en) | 2008-05-08 | 2011-06-21 | Everspin Technologies, Inc. | Two-axis magnetic field sensor with multiple pinning directions |
US9116302B2 (en) | 2008-06-19 | 2015-08-25 | Ravenbrick Llc | Optical metapolarizer device |
US7902616B2 (en) * | 2008-06-30 | 2011-03-08 | Qimonda Ag | Integrated circuit having a magnetic tunnel junction device and method |
US8665414B2 (en) | 2008-08-20 | 2014-03-04 | Ravenbrick Llc | Methods for fabricating thermochromic filters |
WO2010024201A1 (ja) * | 2008-08-28 | 2010-03-04 | 株式会社日立製作所 | 多層積層フェリ構造を備えた磁気抵抗効果素子、磁気メモリ及び磁気ランダムアクセスメモリ |
GB2465370A (en) * | 2008-11-13 | 2010-05-19 | Ingenia Holdings | Magnetic data storage comprising a synthetic anti-ferromagnetic stack arranged to maintain solitons |
JP2012124185A (ja) * | 2009-02-23 | 2012-06-28 | Canon Anelva Corp | 磁気抵抗素子 |
US20100254174A1 (en) * | 2009-04-02 | 2010-10-07 | Seagate Technology Llc | Resistive Sense Memory with Complementary Programmable Recording Layers |
ES2616252T3 (es) | 2009-04-10 | 2017-06-12 | Ravenbrick, Llc | Filtro óptico conmutado térmicamente que incorpora una arquitectura de huésped-hospedador |
US8344433B2 (en) * | 2009-04-14 | 2013-01-01 | Qualcomm Incorporated | Magnetic tunnel junction (MTJ) and methods, and magnetic random access memory (MRAM) employing same |
US8947760B2 (en) | 2009-04-23 | 2015-02-03 | Ravenbrick Llc | Thermotropic optical shutter incorporating coatable polarizers |
US8867132B2 (en) | 2009-10-30 | 2014-10-21 | Ravenbrick Llc | Thermochromic filters and stopband filters for use with same |
WO2011062708A2 (en) | 2009-11-17 | 2011-05-26 | Ravenbrick Llc | Thermally switched optical filter incorporating a refractive optical structure |
ES2748829T3 (es) | 2010-03-29 | 2020-03-18 | Ravenbrick Llc | Dispositivo de cristal líquido termotrópico estabilizado por polímero |
US8580580B2 (en) | 2010-04-01 | 2013-11-12 | Seagate Technology Llc | Magnetic element with varying areal extents |
US8699114B2 (en) | 2010-06-01 | 2014-04-15 | Ravenbrick Llc | Multifunctional building component |
GB201015497D0 (en) | 2010-09-16 | 2010-10-27 | Cambridge Entpr Ltd | Magnetic data storage |
GB201020727D0 (en) | 2010-12-07 | 2011-01-19 | Cambridge Entpr Ltd | Magnetic structure |
US8570691B2 (en) | 2011-04-07 | 2013-10-29 | HGST Netherlands B.V. | TMR sensor film using a tantalum insertion layer and systems thereof |
JP5768494B2 (ja) * | 2011-05-19 | 2015-08-26 | ソニー株式会社 | 記憶素子、記憶装置 |
KR101446338B1 (ko) * | 2012-07-17 | 2014-10-01 | 삼성전자주식회사 | 자기 소자 및 그 제조 방법 |
US8988109B2 (en) * | 2012-11-16 | 2015-03-24 | Intel Corporation | High speed precessionally switched magnetic logic |
KR102132650B1 (ko) * | 2013-08-13 | 2020-07-10 | 삼성전자주식회사 | 열 내성 강화 고정 층을 갖는 반도체 소자 |
US9240547B2 (en) | 2013-09-10 | 2016-01-19 | Micron Technology, Inc. | Magnetic tunnel junctions and methods of forming magnetic tunnel junctions |
US10158065B2 (en) | 2014-07-07 | 2018-12-18 | Intel Corporation | Spin-transfer torque memory (STTM) devices having magnetic contacts |
US9373779B1 (en) | 2014-12-08 | 2016-06-21 | Micron Technology, Inc. | Magnetic tunnel junctions |
US9502642B2 (en) | 2015-04-10 | 2016-11-22 | Micron Technology, Inc. | Magnetic tunnel junctions, methods used while forming magnetic tunnel junctions, and methods of forming magnetic tunnel junctions |
US9530959B2 (en) | 2015-04-15 | 2016-12-27 | Micron Technology, Inc. | Magnetic tunnel junctions |
US9520553B2 (en) | 2015-04-15 | 2016-12-13 | Micron Technology, Inc. | Methods of forming a magnetic electrode of a magnetic tunnel junction and methods of forming a magnetic tunnel junction |
US9257136B1 (en) | 2015-05-05 | 2016-02-09 | Micron Technology, Inc. | Magnetic tunnel junctions |
US9960346B2 (en) | 2015-05-07 | 2018-05-01 | Micron Technology, Inc. | Magnetic tunnel junctions |
US10340445B2 (en) | 2015-09-25 | 2019-07-02 | Intel Corporation | PSTTM device with bottom electrode interface material |
CN108028313B (zh) | 2015-09-25 | 2022-04-15 | 英特尔公司 | 具有多层过滤器堆叠体的psttm器件 |
EP3353825A4 (en) * | 2015-09-25 | 2019-05-22 | INTEL Corporation | PSTTM DEVICE WITH FREE MAGNETIC LAYERS COUPLED BY A METAL LAYER HAVING HIGH TEMPERATURE STABILITY |
US10008223B1 (en) | 2016-02-18 | 2018-06-26 | Seagate Technology Llc | Magnetoresistive sensor with recessed antiferromagnetic layer and stabilization feature |
US9680089B1 (en) | 2016-05-13 | 2017-06-13 | Micron Technology, Inc. | Magnetic tunnel junctions |
KR102423433B1 (ko) * | 2017-12-05 | 2022-07-22 | 키오시아 가부시키가이샤 | 전자 장치 |
US11502188B2 (en) | 2018-06-14 | 2022-11-15 | Intel Corporation | Apparatus and method for boosting signal in magnetoelectric spin orbit logic |
US11476412B2 (en) | 2018-06-19 | 2022-10-18 | Intel Corporation | Perpendicular exchange bias with antiferromagnet for spin orbit coupling based memory |
US11444237B2 (en) | 2018-06-29 | 2022-09-13 | Intel Corporation | Spin orbit torque (SOT) memory devices and methods of fabrication |
US11616192B2 (en) | 2018-06-29 | 2023-03-28 | Intel Corporation | Magnetic memory devices with a transition metal dopant at an interface of free magnetic layers and methods of fabrication |
US10721815B2 (en) * | 2018-07-06 | 2020-07-21 | Raytheon Company | Method of making patterned conductive microstructures within a heat shrinkable substrate |
US11594673B2 (en) | 2019-03-27 | 2023-02-28 | Intel Corporation | Two terminal spin orbit memory devices and methods of fabrication |
US11557629B2 (en) | 2019-03-27 | 2023-01-17 | Intel Corporation | Spin orbit memory devices with reduced magnetic moment and methods of fabrication |
JP2021002559A (ja) | 2019-06-20 | 2021-01-07 | キオクシア株式会社 | 積層体及び磁気デバイス |
US11500042B2 (en) | 2020-02-28 | 2022-11-15 | Brown University | Magnetic sensing devices based on interlayer exchange-coupled magnetic thin films |
US11393495B2 (en) | 2020-03-26 | 2022-07-19 | Seagate Technology Llc | Reader with a multi-layer synthetic ferrimagnet free layer |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6197439B1 (en) | 1999-01-28 | 2001-03-06 | International Business Machines Corporation | Laminated magnetic structures with ultra-thin transition metal spacer layers |
US6469926B1 (en) * | 2000-03-22 | 2002-10-22 | Motorola, Inc. | Magnetic element with an improved magnetoresistance ratio and fabricating method thereof |
JP4403337B2 (ja) * | 2000-05-30 | 2010-01-27 | ソニー株式会社 | トンネル磁気抵抗効果素子、及びトンネル磁気抵抗効果型磁気ヘッド |
US6518588B1 (en) | 2001-10-17 | 2003-02-11 | International Business Machines Corporation | Magnetic random access memory with thermally stable magnetic tunnel junction cells |
JP2003283000A (ja) | 2002-03-27 | 2003-10-03 | Toshiba Corp | 磁気抵抗効果素子およびこれを有する磁気メモリ |
JP2003324225A (ja) * | 2002-04-26 | 2003-11-14 | Nec Corp | 積層フェリ型磁性薄膜並びにそれを使用した磁気抵抗効果素子及び強磁性トンネル素子 |
JP2004103120A (ja) * | 2002-09-10 | 2004-04-02 | Hitachi Ltd | 差動バイアス型磁区制御構造を有する記録再生分離型磁気ヘッド |
JP4080982B2 (ja) | 2003-10-09 | 2008-04-23 | 株式会社東芝 | 磁気メモリ |
-
2003
- 2003-12-18 US US10/740,338 patent/US6946697B2/en not_active Expired - Lifetime
-
2004
- 2004-11-04 KR KR1020067011933A patent/KR101122970B1/ko not_active IP Right Cessation
- 2004-11-04 CN CNB2004800374466A patent/CN100495723C/zh active Active
- 2004-11-04 WO PCT/US2004/037058 patent/WO2005067472A2/en not_active Application Discontinuation
- 2004-11-04 EP EP04810475A patent/EP1697996A2/en not_active Withdrawn
- 2004-11-04 JP JP2006545636A patent/JP4908227B2/ja active Active
- 2004-12-14 TW TW093138819A patent/TWI370545B/zh active
-
2005
- 2005-07-15 US US11/182,149 patent/US7226796B2/en not_active Expired - Fee Related
Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8018011B2 (en) | 2007-02-12 | 2011-09-13 | Avalanche Technology, Inc. | Low cost multi-state magnetic memory |
CN101730913B (zh) * | 2007-02-12 | 2012-11-14 | 艾弗伦茨科技公司 | 具有渐变层的非易失性磁存储元件 |
CN101276879B (zh) * | 2008-04-01 | 2010-06-09 | 北京科技大学 | 一种双自由层垂直铁磁性隧道结结构 |
US9589618B2 (en) | 2008-09-30 | 2017-03-07 | Micron Technology, Inc. | Unidirectional spin torque transfer magnetic memory cell structure |
CN102171765A (zh) * | 2008-09-30 | 2011-08-31 | 美光科技公司 | 单向自旋力矩转移磁性存储器单元结构 |
US10573366B2 (en) | 2008-09-30 | 2020-02-25 | Micron Technology, Inc. | Unidirectional spin torque transfer magnetic memory cell structure and methods of programming the same |
US10127962B2 (en) | 2008-09-30 | 2018-11-13 | Micron Technology, Inc. | Unidirectional spin torque transfer magnetic memory cell structure |
CN102171765B (zh) * | 2008-09-30 | 2014-11-05 | 美光科技公司 | 单向自旋力矩转移磁性存储器单元结构 |
US8917542B2 (en) | 2008-09-30 | 2014-12-23 | Micron Technology, Inc. | Unidirectional spin torque transfer magnetic memory cell structure |
CN102315255A (zh) * | 2010-07-07 | 2012-01-11 | 中国科学院物理研究所 | 一种自旋场效应晶体管及其磁性存储器 |
CN102315255B (zh) * | 2010-07-07 | 2013-10-16 | 中国科学院物理研究所 | 一种自旋场效应晶体管及其磁性存储器 |
CN104009151A (zh) * | 2014-05-27 | 2014-08-27 | 中国科学院物理研究所 | 闭合形状的磁性隧道结 |
CN108701757A (zh) * | 2016-03-10 | 2018-10-23 | 克罗科斯科技公司 | 具有可调整磁致伸缩的磁阻元件以及包括磁阻元件的磁性设备 |
CN110235201A (zh) * | 2016-12-27 | 2019-09-13 | 艾沃思宾技术公司 | 包括在磁隧道结中的合成反铁磁体中的数据存储 |
CN112736191A (zh) * | 2019-10-14 | 2021-04-30 | 上海磁宇信息科技有限公司 | 具有对称结构的磁性隧道结结构及磁性随机存储器 |
Also Published As
Publication number | Publication date |
---|---|
EP1697996A2 (en) | 2006-09-06 |
JP2007515075A (ja) | 2007-06-07 |
US20050133840A1 (en) | 2005-06-23 |
CN100495723C (zh) | 2009-06-03 |
US6946697B2 (en) | 2005-09-20 |
TWI370545B (en) | 2012-08-11 |
JP4908227B2 (ja) | 2012-04-04 |
WO2005067472A2 (en) | 2005-07-28 |
US20050247964A1 (en) | 2005-11-10 |
US7226796B2 (en) | 2007-06-05 |
TW200532914A (en) | 2005-10-01 |
KR20070001912A (ko) | 2007-01-04 |
KR101122970B1 (ko) | 2012-03-15 |
WO2005067472A3 (en) | 2006-03-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN100495723C (zh) | Mram技术中用于mtj中的合成反铁磁结构及mtj的形成方法 | |
US11678586B2 (en) | Memory system having thermally stable perpendicular magneto tunnel junction (MTJ) and a method of manufacturing same | |
CN1171323C (zh) | 具有双磁态的磁性元件 | |
EP1132919B1 (en) | Memory cell | |
US8816456B2 (en) | Magnetoresistive device and a method of forming the same | |
KR101062160B1 (ko) | 복합 자기 프리층을 갖는 자기전자 정보 디바이스 | |
EP1810354B1 (en) | Current induced magnetoresistance device | |
US8836061B2 (en) | Magnetic tunnel junction with non-metallic layer adjacent to free layer | |
US20130108889A1 (en) | Magnetoresistance Device and Memory Device Including the Magnetoresistance Device | |
US5828598A (en) | MRAM with high GMR ratio | |
US9331268B2 (en) | MRAM element having improved data retention and low writing temperature | |
US7053430B2 (en) | Antiferromagnetic stabilized storage layers in GMRAM storage devices | |
EP1568039B1 (en) | Magnetic memory architecture with shared current line |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: AIWO SPINTEKNOLOGY, INC. Free format text: FORMER OWNER: FREESCALE SEMICONDUCTOR INC. Effective date: 20090515 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20090515 Address after: Arizona, USA Patentee after: Freescale Semiconductor Inc. Address before: Texas in the United States Patentee before: Fisical Semiconductor Inc. |
|
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: Arizona, USA Patentee after: Everspin Technologies Inc. Address before: Arizona, USA Patentee before: Freescale Semiconductor Inc. |