CN107709353A - 治疗癌症的方法和组合物 - Google Patents

治疗癌症的方法和组合物 Download PDF

Info

Publication number
CN107709353A
CN107709353A CN201580074883.3A CN201580074883A CN107709353A CN 107709353 A CN107709353 A CN 107709353A CN 201580074883 A CN201580074883 A CN 201580074883A CN 107709353 A CN107709353 A CN 107709353A
Authority
CN
China
Prior art keywords
leu
seq
gly
ala
nucleic acid
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.)
Pending
Application number
CN201580074883.3A
Other languages
English (en)
Chinese (zh)
Inventor
沙德哈克·森古普塔
普拉卡什·桑帕斯
理查德·P·容汉斯
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Plath Spector Chet Kell Rwmc LLC
Original Assignee
Plath Spector Chet Kell Rwmc LLC
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 Plath Spector Chet Kell Rwmc LLC filed Critical Plath Spector Chet Kell Rwmc LLC
Publication of CN107709353A publication Critical patent/CN107709353A/zh
Pending legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K14/00Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
    • C07K14/435Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans
    • C07K14/705Receptors; Cell surface antigens; Cell surface determinants
    • C07K14/70503Immunoglobulin superfamily
    • C07K14/70521CD28, CD152
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K48/00Medicinal preparations containing genetic material which is inserted into cells of the living body to treat genetic diseases; Gene therapy
    • A61K48/005Medicinal preparations containing genetic material which is inserted into cells of the living body to treat genetic diseases; Gene therapy characterised by an aspect of the 'active' part of the composition delivered, i.e. the nucleic acid delivered
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P25/00Drugs for disorders of the nervous system
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P35/00Antineoplastic agents
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P43/00Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K14/00Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
    • C07K14/435Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans
    • C07K14/52Cytokines; Lymphokines; Interferons
    • C07K14/54Interleukins [IL]
    • C07K14/5437IL-13
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N5/00Undifferentiated human, animal or plant cells, e.g. cell lines; Tissues; Cultivation or maintenance thereof; Culture media therefor
    • C12N5/06Animal cells or tissues; Human cells or tissues
    • C12N5/0602Vertebrate cells
    • C12N5/0634Cells from the blood or the immune system
    • C12N5/0636T lymphocytes
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N9/00Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
    • C12N9/10Transferases (2.)
    • C12N9/1003Transferases (2.) transferring one-carbon groups (2.1)
    • C12N9/1007Methyltransferases (general) (2.1.1.)
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K2319/00Fusion polypeptide
    • C07K2319/01Fusion polypeptide containing a localisation/targetting motif
    • C07K2319/02Fusion polypeptide containing a localisation/targetting motif containing a signal sequence
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K2319/00Fusion polypeptide
    • C07K2319/01Fusion polypeptide containing a localisation/targetting motif
    • C07K2319/03Fusion polypeptide containing a localisation/targetting motif containing a transmembrane segment
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K2319/00Fusion polypeptide
    • C07K2319/33Fusion polypeptide fusions for targeting to specific cell types, e.g. tissue specific targeting, targeting of a bacterial subspecies
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N2740/00Reverse transcribing RNA viruses
    • C12N2740/00011Details
    • C12N2740/10011Retroviridae
    • C12N2740/13011Gammaretrovirus, e.g. murine leukeamia virus
    • C12N2740/13041Use of virus, viral particle or viral elements as a vector
    • C12N2740/13043Use of virus, viral particle or viral elements as a vector viral genome or elements thereof as genetic vector

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Genetics & Genomics (AREA)
  • Engineering & Computer Science (AREA)
  • Zoology (AREA)
  • Molecular Biology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Biochemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Immunology (AREA)
  • Wood Science & Technology (AREA)
  • Biotechnology (AREA)
  • Biomedical Technology (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Biophysics (AREA)
  • Gastroenterology & Hepatology (AREA)
  • Toxicology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Microbiology (AREA)
  • General Engineering & Computer Science (AREA)
  • Cell Biology (AREA)
  • Epidemiology (AREA)
  • Neurology (AREA)
  • Neurosurgery (AREA)
  • Hematology (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Peptides Or Proteins (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
CN201580074883.3A 2014-12-02 2015-12-01 治疗癌症的方法和组合物 Pending CN107709353A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201462086346P 2014-12-02 2014-12-02
US62/086,346 2014-12-02
PCT/US2015/063267 WO2016089916A1 (en) 2014-12-02 2015-12-01 Methods and compositons for treating cancer

Publications (1)

Publication Number Publication Date
CN107709353A true CN107709353A (zh) 2018-02-16

Family

ID=56078487

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201580074883.3A Pending CN107709353A (zh) 2014-12-02 2015-12-01 治疗癌症的方法和组合物

Country Status (18)

Country Link
US (2) US9650428B2 (enExample)
EP (1) EP3227317A4 (enExample)
JP (1) JP2017537622A (enExample)
KR (1) KR20180041087A (enExample)
CN (1) CN107709353A (enExample)
AR (1) AR102879A1 (enExample)
AU (1) AU2015355084A1 (enExample)
BR (1) BR112017011771A2 (enExample)
CA (1) CA2969714A1 (enExample)
EA (1) EA201791210A1 (enExample)
HK (1) HK1251862A1 (enExample)
IL (1) IL252610A0 (enExample)
MX (1) MX2017007272A (enExample)
PH (1) PH12017501031A1 (enExample)
SG (2) SG11201704519YA (enExample)
TW (1) TW201636425A (enExample)
UY (1) UY36418A (enExample)
WO (1) WO2016089916A1 (enExample)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108440674A (zh) * 2018-04-28 2018-08-24 杭州荣泽生物科技有限公司 一种Trop-2特异性嵌合抗原受体细胞制备及其用途
CN110157674A (zh) * 2018-02-12 2019-08-23 深圳宾德生物技术有限公司 一种靶向性t淋巴细胞及其制备方法和应用
CN113304267A (zh) * 2021-06-11 2021-08-27 河南大学 肺癌的治疗靶点及其应用
CN114014941A (zh) * 2022-01-10 2022-02-08 卡瑞济(北京)生命科技有限公司 靶向IL13Rα2的嵌合抗原受体及其用途
CN115551882A (zh) * 2020-01-31 2022-12-30 希望之城公司 用于治疗IL13Rα2阳性恶性病的靶向性嵌合抗原受体修饰的T细胞

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9512194B2 (en) 2012-01-27 2016-12-06 The Board Of Trustees Of The Leland Stanford Junior University Modified IL-13 polypeptides
JP6445434B2 (ja) 2012-08-09 2018-12-26 ザ ボード オブ トラスティーズ オブ ザ レランド スタンフォード ジュニア ユニバーシティー スーパーカインおよびシンセカイン:新規かつ増強されたシグナル伝達活性を有する再利用されるサイトカイン
US20150320799A1 (en) 2012-12-20 2015-11-12 Purdue Research Foundation Chimeric antigen receptor-expressing t cells as anti-cancer therapeutics
BR112017011771A2 (pt) 2014-12-02 2018-07-10 Prospect Chartercare Rwmc Llc métodos e composições para o tratamento de câncer
PT3310805T (pt) * 2015-06-19 2021-05-19 Kobold Sebastian Proteínas de fusão pd-1-cd28 e a sua utilização em medicina
ES2877090T3 (es) * 2015-08-05 2021-11-16 Cellabmed Inc Receptor de antígenos quiméricos y células T en las que se expresa el receptor de antígenos quiméricos
JP7282521B2 (ja) 2016-04-08 2023-05-29 パーデュー・リサーチ・ファウンデイション Car t細胞療法のための方法および組成物
WO2018112266A1 (en) * 2016-12-14 2018-06-21 The Board Of Trustees Of The Leland Stanford Junior University Il-13 superkine: immune cell targeting constructs and methods of use thereof
EP3579870A4 (en) 2017-02-07 2020-12-30 Seattle Children's Hospital (DBA Seattle Children's Research Institute) PHOSPHOLIPID ETHER (PLE) T CAR-LYMPHOCYTE TUMOR (CTCT) TARGETING AGENTS
WO2018160622A1 (en) 2017-02-28 2018-09-07 Endocyte, Inc. Compositions and methods for car t cell therapy
CN110753555A (zh) 2017-04-19 2020-02-04 得克萨斯州大学系统董事会 表达工程化抗原受体的免疫细胞
WO2019073299A1 (en) 2017-10-10 2019-04-18 Medicenna Therapeutics, Inc. IL-4 FUSION FORMULATIONS FOR THE TREATMENT OF CENTRAL NERVOUS SYSTEM (CNS) TUMORS
WO2019100079A1 (en) * 2017-11-20 2019-05-23 Prospect CharterCare RWMC, LLC d/b/a Roger Williams Medical Center Compositions for improving car-t cell functionality and user thereof
KR20250010750A (ko) * 2017-12-20 2025-01-21 포세이다 테라퓨틱스, 인크. Vcar 조성물 및 사용 방법
AU2019209432A1 (en) 2018-01-22 2020-08-06 Seattle Children's Hospital (dba Seattle Children's Research Institute) Methods of use for CAR T cells
US11701405B2 (en) * 2018-01-26 2023-07-18 City Of Hope Chimeric antigen receptors and methods for reducing toxicity
CN111936518A (zh) 2018-02-06 2020-11-13 西雅图儿童医院(Dba西雅图儿童研究所) 对fl-ple标记的肿瘤表现出最佳的t细胞功能的荧光素特异性car
CN110144326A (zh) * 2018-02-12 2019-08-20 深圳宾德生物技术有限公司 一种靶向性抗肿瘤t细胞及其制备方法和应用
EP3755349A4 (en) 2018-02-21 2021-11-17 Board of Regents, The University of Texas System PROCESS FOR ACTIVATION AND EXPANSION OF NATURAL KILLER CELLS AND THEIR USES
WO2019165237A1 (en) 2018-02-23 2019-08-29 Endocyte, Inc. Sequencing method for car t cell therapy
US12404497B2 (en) 2018-06-01 2025-09-02 Medicenna Therapeutics Inc. Uses and methods for oncolytic virus targeting of IL-4/IL-13 and fusions thereof
WO2021241719A1 (ja) * 2020-05-28 2021-12-02 中外製薬株式会社 改良されたグランザイムb改変体
CA3193009A1 (en) * 2020-08-26 2022-03-03 The Regents Of The University Of California Methods and compositions for treating glioblastoma
WO2022056398A1 (en) * 2020-09-11 2022-03-17 University Of Georgia Research Foundation, Inc. Compositions and methods of use thereof for prevention and treatment of influenza infections
EP4263600A1 (en) 2020-12-18 2023-10-25 Century Therapeutics, Inc. Chimeric antigen receptor systems with adaptable receptor specificity
CN114907485B (zh) * 2021-02-08 2024-04-26 浙江大学 一种以内源性蛋白质分子替代单结构域抗体的嵌合抗原受体
CN116549667B (zh) * 2023-05-29 2024-02-09 四川普锐特药业有限公司 一种pas修饰的脂质纳米粒、包含其的药物制剂,及其制备方法和用途

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1411512A (zh) * 1999-10-20 2003-04-16 约翰霍普金斯大学医学院 嵌合的免疫原性组合物及其编码核酸
CN101355934A (zh) * 2005-11-16 2009-01-28 墨西哥国立自治大学 转录组修饰剂和化学疗法或放射疗法对抗癌症的应用
CN101438158A (zh) * 2006-03-06 2009-05-20 阿穆尼克斯股份有限公司 遗传包和其应用
US20120148552A1 (en) * 2008-08-26 2012-06-14 City Of Hope Method and compositions for enhanced anti-tumor effector functioning of t cells
WO2014164554A1 (en) * 2013-03-10 2014-10-09 Baylor College Of Medicine Chemotherapy-resistant immune cells

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5965126A (en) * 1996-03-25 1999-10-12 The Penn State Research Foundation use of mutant alkyltransferases for gene therapy to protect from toxicity of therapeutic alkylating agents
IL163515A0 (en) * 2002-03-01 2005-12-18 Bristol Myers Squibb Co Transgenic non-human mammals
AU2003223497A1 (en) * 2002-04-05 2003-10-27 Centocor, Inc. Asthma-related anti-il-13 immunoglobulin derived proteins, compositions, methods and uses
US7709625B2 (en) * 2004-06-10 2010-05-04 The Board Of Regents Of The University Of Texas Methods and compositions for bone marrow stem cell-derived macrophage delivery of genes for gene therapy
US20080206139A1 (en) * 2006-11-03 2008-08-28 The Penn State Research Foundation Delivery system for diagnostic and therapeutic agents
US9273283B2 (en) * 2009-10-29 2016-03-01 The Trustees Of Dartmouth College Method of producing T cell receptor-deficient T cells expressing a chimeric receptor
ES2621874T3 (es) * 2010-03-26 2017-07-05 Memorial Sloan-Kettering Cancer Center Anticuerpos para MUC16 y métodos de uso de los mismos
WO2014090985A1 (en) * 2012-12-13 2014-06-19 Universität Leipzig T-cell modulation by exon skipping
LT2956175T (lt) * 2013-02-15 2017-12-11 The Regents Of The University Of California Chimerinis antigeno receptorius ir jo panaudojimo būdai
ES2792849T3 (es) 2014-02-10 2020-11-12 Univ Emory Expresión de polipéptido químico con receptores de linfocitos variables en células inmunes y usos para tratar el cáncer
BR112017011771A2 (pt) 2014-12-02 2018-07-10 Prospect Chartercare Rwmc Llc métodos e composições para o tratamento de câncer

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1411512A (zh) * 1999-10-20 2003-04-16 约翰霍普金斯大学医学院 嵌合的免疫原性组合物及其编码核酸
CN101355934A (zh) * 2005-11-16 2009-01-28 墨西哥国立自治大学 转录组修饰剂和化学疗法或放射疗法对抗癌症的应用
CN101438158A (zh) * 2006-03-06 2009-05-20 阿穆尼克斯股份有限公司 遗传包和其应用
US20120148552A1 (en) * 2008-08-26 2012-06-14 City Of Hope Method and compositions for enhanced anti-tumor effector functioning of t cells
WO2014164554A1 (en) * 2013-03-10 2014-10-09 Baylor College Of Medicine Chemotherapy-resistant immune cells

Non-Patent Citations (6)

* Cited by examiner, † Cited by third party
Title
KREBS,S 等: "T CELLS REDIRECTED TO IL13Rα2 WITH IL13 MUTEIN-CARS HAVE ANTIGLIOMA ACTIVITY BUTALSO RECOGNIZE IL13Rα1", 《CYTOTHERAPY》 *
LA WRENCE S. LAM B JR 等: "Engin eered Drug Res istant cd T Cells Kill Glioblastoma Cell Lines during a Chemotherapy Challenge: A Strategy for Combining Chemo- and Immunotherapy", 《PLOS ONE》 *
SEOGKYOUNG KONG 等: "Suppression of Human Glioma Xenografts with 2nd Generation IL13R-Specific Chimeric Antigen receptor-Modified T Cells", 《CLINICAL CANCER RESEARCH》 *
SIMONE KREBS 等: "Genetically modified T cells to target glioblastoma", 《FRONT ONCO.》 *
ZHANG,JG等: "IDENTIFICATION, PURIFICATION, AND CHARACTERIZATION OF A SOLUBLE INTERLEUKIN(IL)-13-BINDING PROTEIN", 《JOURNAL OF BIOLOGICAL CHEMISTRY》 *
刘宏雷: "MGMT在替莫唑胺(TMZ)治疗恶性脑胶质瘤中的表达及意义", 《中国优秀硕士学位论文全文数据库 医药卫生科技辑》 *

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110157674A (zh) * 2018-02-12 2019-08-23 深圳宾德生物技术有限公司 一种靶向性t淋巴细胞及其制备方法和应用
CN108440674A (zh) * 2018-04-28 2018-08-24 杭州荣泽生物科技有限公司 一种Trop-2特异性嵌合抗原受体细胞制备及其用途
CN115551882A (zh) * 2020-01-31 2022-12-30 希望之城公司 用于治疗IL13Rα2阳性恶性病的靶向性嵌合抗原受体修饰的T细胞
CN113304267A (zh) * 2021-06-11 2021-08-27 河南大学 肺癌的治疗靶点及其应用
CN113304267B (zh) * 2021-06-11 2022-03-15 河南大学 肺癌的治疗靶点及其应用
CN114014941A (zh) * 2022-01-10 2022-02-08 卡瑞济(北京)生命科技有限公司 靶向IL13Rα2的嵌合抗原受体及其用途

Also Published As

Publication number Publication date
US20180072789A1 (en) 2018-03-15
MX2017007272A (es) 2018-06-06
KR20180041087A (ko) 2018-04-23
BR112017011771A2 (pt) 2018-07-10
AU2015355084A1 (en) 2017-06-29
US9650428B2 (en) 2017-05-16
SG10202103475XA (en) 2021-05-28
SG11201704519YA (en) 2017-07-28
WO2016089916A1 (en) 2016-06-09
HK1251862A1 (zh) 2019-04-26
JP2017537622A (ja) 2017-12-21
EA201791210A1 (ru) 2017-11-30
CA2969714A1 (en) 2016-06-09
EP3227317A1 (en) 2017-10-11
US20160151490A1 (en) 2016-06-02
EP3227317A4 (en) 2018-04-25
AR102879A1 (es) 2017-03-29
IL252610A0 (en) 2017-07-31
TW201636425A (zh) 2016-10-16
UY36418A (es) 2016-06-30
PH12017501031A1 (en) 2017-11-27

Similar Documents

Publication Publication Date Title
US9650428B2 (en) Methods and compositions for treating cancer
JP7082046B2 (ja) 受容体
KR20210019993A (ko) Τ 세포 수용체 및 이를 발현하는 조작된 세포
WO2018193231A1 (en) Cell
CN111479918A (zh) 细胞
CN114514247B (zh) Car-cd123载体及其用途
US20230348560A1 (en) Chimeric ilt receptor compositions and methods
HK1243107A1 (en) Chimeric protein
HK1243107B (en) Chimeric protein
KR20230008153A (ko) 세포
JP7591772B2 (ja) 強化された合成t細胞受容体及び抗原受容体
JP6842688B2 (ja) キメラ抗原受容体
US20250108069A1 (en) Chimeric adaptor polypeptides
JP7054181B2 (ja) キメラ抗原受容体
CN117683136A (zh) 嵌合抗原受体、慢病毒、修饰nk细胞及其应用

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
REG Reference to a national code

Ref country code: HK

Ref legal event code: DE

Ref document number: 1251862

Country of ref document: HK

WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20180216

WD01 Invention patent application deemed withdrawn after publication
REG Reference to a national code

Ref country code: HK

Ref legal event code: WD

Ref document number: 1251862

Country of ref document: HK