CN112703014A - Egfr突变型癌症的治疗 - Google Patents
Egfr突变型癌症的治疗 Download PDFInfo
- Publication number
- CN112703014A CN112703014A CN201980060618.8A CN201980060618A CN112703014A CN 112703014 A CN112703014 A CN 112703014A CN 201980060618 A CN201980060618 A CN 201980060618A CN 112703014 A CN112703014 A CN 112703014A
- Authority
- CN
- China
- Prior art keywords
- ret
- inhibitor
- egfr
- pharmaceutically acceptable
- compound
- 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
Links
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/33—Heterocyclic compounds
- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/495—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with two or more nitrogen atoms as the only ring heteroatoms, e.g. piperazine or tetrazines
- A61K31/505—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim
- A61K31/506—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim not condensed and containing further heterocyclic rings
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P35/00—Antineoplastic agents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/33—Heterocyclic compounds
- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/435—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom
- A61K31/47—Quinolines; Isoquinolines
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/33—Heterocyclic compounds
- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/495—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with two or more nitrogen atoms as the only ring heteroatoms, e.g. piperazine or tetrazines
- A61K31/505—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim
- A61K31/517—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim ortho- or peri-condensed with carbocyclic ring systems, e.g. quinazoline, perimidine
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K45/00—Medicinal preparations containing active ingredients not provided for in groups A61K31/00 - A61K41/00
- A61K45/06—Mixtures of active ingredients without chemical characterisation, e.g. antiphlogistics and cardiaca
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/0012—Galenical forms characterised by the site of application
- A61K9/0053—Mouth and digestive tract, i.e. intraoral and peroral administration
- A61K9/0056—Mouth soluble or dispersible forms; Suckable, eatable, chewable coherent forms; Forms rapidly disintegrating in the mouth; Lozenges; Lollipops; Bite capsules; Baked products; Baits or other oral forms for animals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
- G01N33/53—Immunoassay; Biospecific binding assay; Materials therefor
- G01N33/575—Immunoassay; Biospecific binding assay; Materials therefor for cancer
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12Q—MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
- C12Q1/00—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
- C12Q1/68—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving nucleic acids
- C12Q1/6876—Nucleic acid products used in the analysis of nucleic acids, e.g. primers or probes
- C12Q1/6883—Nucleic acid products used in the analysis of nucleic acids, e.g. primers or probes for diseases caused by alterations of genetic material
- C12Q1/6886—Nucleic acid products used in the analysis of nucleic acids, e.g. primers or probes for diseases caused by alterations of genetic material for cancer
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12Q—MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
- C12Q2600/00—Oligonucleotides characterized by their use
- C12Q2600/156—Polymorphic or mutational markers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2333/00—Assays involving biological materials from specific organisms or of a specific nature
- G01N2333/435—Assays involving biological materials from specific organisms or of a specific nature from animals; from humans
- G01N2333/705—Assays involving receptors, cell surface antigens or cell surface determinants
- G01N2333/71—Assays involving receptors, cell surface antigens or cell surface determinants for growth factors; for growth regulators
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2800/00—Detection or diagnosis of diseases
- G01N2800/52—Predicting or monitoring the response to treatment, e.g. for selection of therapy based on assay results in personalised medicine; Prognosis
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Veterinary Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Pharmacology & Pharmacy (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Epidemiology (AREA)
- Engineering & Computer Science (AREA)
- Immunology (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Organic Chemistry (AREA)
- Urology & Nephrology (AREA)
- Molecular Biology (AREA)
- Hematology (AREA)
- Biomedical Technology (AREA)
- Zoology (AREA)
- Nutrition Science (AREA)
- Physiology (AREA)
- Microbiology (AREA)
- Pathology (AREA)
- General Physics & Mathematics (AREA)
- Biochemistry (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Food Science & Technology (AREA)
- Cell Biology (AREA)
- Biotechnology (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201862717480P | 2018-08-10 | 2018-08-10 | |
| US62/717,480 | 2018-08-10 | ||
| US201862735730P | 2018-09-24 | 2018-09-24 | |
| US62/735,730 | 2018-09-24 | ||
| PCT/US2019/045919 WO2020033838A2 (en) | 2018-08-10 | 2019-08-09 | Treatment of egfr-mutant cancer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112703014A true CN112703014A (zh) | 2021-04-23 |
Family
ID=69415686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201980060618.8A Pending CN112703014A (zh) | 2018-08-10 | 2019-08-09 | Egfr突变型癌症的治疗 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20210308134A1 (enExample) |
| EP (1) | EP3833372A4 (enExample) |
| JP (1) | JP7490635B2 (enExample) |
| CN (1) | CN112703014A (enExample) |
| WO (1) | WO2020033838A2 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116440136A (zh) * | 2023-04-17 | 2023-07-18 | 浙江大学智能创新药物研究院 | 甲磺酸阿美替尼在制备治疗乐伐替尼心脏毒性药物中的应用 |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016127074A1 (en) | 2015-02-06 | 2016-08-11 | Blueprint Medicines Corporation | 2-(pyridin-3-yl)-pyrimidine derivatives as ret inhibitors |
| SI3371171T1 (sl) | 2015-11-02 | 2024-03-29 | Blueprint Medicines Corporation | Inhibitorji ret |
| PE20210096A1 (es) | 2018-04-03 | 2021-01-12 | Blueprint Medicines Corp | Inhibidor de ret para uso en tratar cancer que tiene una alteracion de ret |
| EP4157230A1 (en) * | 2020-05-29 | 2023-04-05 | Blueprint Medicines Corporation | Pralsetinib pharmaceutical compositions |
| EP4157829A1 (en) * | 2020-05-29 | 2023-04-05 | Blueprint Medicines Corporation | Solid forms of pralsetinib |
| WO2022046867A1 (en) * | 2020-08-25 | 2022-03-03 | Loxo Oncology, Inc. | Osimertinib and selpercatinib combinations for the treatment of egfr- and ret-associated cancers |
| CN116867492A (zh) * | 2020-11-20 | 2023-10-10 | 赫尔森保健股份公司 | 使用4-氨基-n-[4-(甲氧基甲基)苯基]-7-(1-甲基环丙基)-6-(3-吗啉代丙-1-炔-1-基)-7h-吡咯并[2,3-d]嘧啶-5-羧酰胺治疗肿瘤的方法 |
| TW202309022A (zh) | 2021-04-13 | 2023-03-01 | 美商努法倫特公司 | 用於治療具egfr突變之癌症之胺基取代雜環 |
| CN113143931A (zh) * | 2021-04-16 | 2021-07-23 | 南方医科大学 | 甲磺酸奥西替尼在制备寻常型银屑病治疗药物中的应用 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013077921A2 (en) * | 2011-09-02 | 2013-05-30 | The Regents Of The University Of California | Substituted pyrazolo[3,4-d]pyrimidines and uses thereof |
Family Cites Families (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1925855B (zh) | 2003-12-19 | 2010-06-16 | 普莱希科公司 | 开发Ret调节剂的化合物和方法 |
| WO2007087245A2 (en) | 2006-01-24 | 2007-08-02 | Merck & Co., Inc. | Ret tyrosine kinase inhibition |
| WO2009003136A1 (en) | 2007-06-26 | 2008-12-31 | Rigel Pharmaceuticals, Inc. | Substituted pyrimidine-2, 4 -diamines for treating cell proliferative disorders |
| WO2009100536A1 (en) | 2008-02-15 | 2009-08-20 | Methylgene Inc. | Inhibitors of kinase activity with 1,2-di-cyclyl substituted alkyne structures |
| CN103764676A (zh) | 2011-08-04 | 2014-04-30 | 日本国立癌症研究中心 | Kif5b基因和ret基因的融合基因、以及以该融合基因为目标的判断癌症治疗有效性的方法 |
| BR112014004213A2 (pt) | 2011-08-23 | 2017-06-20 | Found Medicine Inc | novas moléculas de fusão kif5b-ret e usos das mesmas |
| JP2015109806A (ja) | 2012-03-22 | 2015-06-18 | アステラス製薬株式会社 | 新規ret融合体の検出法 |
| EP2878672A4 (en) | 2012-07-26 | 2016-02-17 | Nat Cancer Ct | FUSIONSGEN OF CEP55-GEN AND RET-GEN |
| CN105658814A (zh) | 2013-08-20 | 2016-06-08 | 日本国立癌症研究中心 | 在肺癌中检测出的新型融合基因 |
| WO2016127074A1 (en) | 2015-02-06 | 2016-08-11 | Blueprint Medicines Corporation | 2-(pyridin-3-yl)-pyrimidine derivatives as ret inhibitors |
| BR112018000808A2 (pt) | 2015-07-16 | 2018-09-04 | Array Biopharma Inc | compostos de pirazolo[1,5-a]piridina substituída como inibidores de ret cinase |
| CN105255927B (zh) | 2015-09-30 | 2018-07-27 | 温州医科大学附属第一医院 | 一种kiaa1217-ret融合基因 |
| SI3371171T1 (sl) | 2015-11-02 | 2024-03-29 | Blueprint Medicines Corporation | Inhibitorji ret |
| MA43416A (fr) * | 2015-12-11 | 2018-10-17 | Regeneron Pharma | Méthodes pour ralentir ou empêcher la croissance de tumeurs résistantes au blocage de l'egfr et/ou d'erbb3 |
| US10183928B2 (en) | 2016-03-17 | 2019-01-22 | Blueprint Medicines Corporation | Inhibitors of RET |
| MX379513B (es) * | 2016-04-01 | 2025-03-11 | Signal Pharm Llc | Compuestos de aminopurina sustituida, composiciones de estos y métodos de tratamiento con estos. |
| WO2018136663A1 (en) | 2017-01-18 | 2018-07-26 | Array Biopharma, Inc. | Ret inhibitors |
| WO2018136661A1 (en) | 2017-01-18 | 2018-07-26 | Andrews Steven W | SUBSTITUTED PYRAZOLO[1,5-a]PYRAZINE COMPOUNDS AS RET KINASE INHIBITORS |
| GB201705971D0 (en) | 2017-04-13 | 2017-05-31 | Cancer Res Tech Ltd | Inhibitor compounds |
| US10934300B2 (en) | 2017-06-23 | 2021-03-02 | San Diego State University (Sdsu) Foundation | Atropisomerism for enhanced kinase inhibitor selectivity |
| CN109180677A (zh) | 2017-06-30 | 2019-01-11 | 厦门大学 | 取代芳基醚类化合物、其制备方法、药用组合物及其应用 |
| WO2019008172A1 (en) | 2017-07-07 | 2019-01-10 | Nipd Genetics Public Company Limited | ENRICHED MULTIPLEXED PARALLEL ANALYSIS IN TARGET FOR TUMOR BIOMARKER EVALUATION |
| LT3728271T (lt) | 2017-12-19 | 2022-12-12 | Turning Point Therapeutics, Inc. | Makrocikliniai junginiai, skirti ligų gydymui |
| JP7060694B2 (ja) | 2018-01-18 | 2022-04-26 | アレイ バイオファーマ インコーポレイテッド | Retキナーゼ阻害剤としての置換ピロロ[2,3-d]ピリミジン化合物 |
| EP3740490A1 (en) | 2018-01-18 | 2020-11-25 | Array Biopharma, Inc. | Substituted pyrazolo[3,4-d]pyrimidine compounds as ret kinase inhibitors |
| US11472802B2 (en) | 2018-01-18 | 2022-10-18 | Array Biopharma Inc. | Substituted pyrazolyl[4,3-c]pyridine compounds as RET kinase inhibitors |
-
2019
- 2019-08-09 EP EP19847106.2A patent/EP3833372A4/en not_active Withdrawn
- 2019-08-09 CN CN201980060618.8A patent/CN112703014A/zh active Pending
- 2019-08-09 WO PCT/US2019/045919 patent/WO2020033838A2/en not_active Ceased
- 2019-08-09 US US17/267,149 patent/US20210308134A1/en not_active Abandoned
- 2019-08-09 JP JP2021506964A patent/JP7490635B2/ja active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013077921A2 (en) * | 2011-09-02 | 2013-05-30 | The Regents Of The University Of California | Substituted pyrazolo[3,4-d]pyrimidines and uses thereof |
Non-Patent Citations (3)
| Title |
|---|
| ALEXANDER DRILON等: "Targeting RET-driven cancers: lessons from evolving preclinical and clinical landscapes", 《NAT REV CLIN ONCOL.》 * |
| KAREN L. RECKAMP等: "Phase II trial of XL184 (cabozantinib) plus erlotinib in patients (pts) with advanced EGFR-mutant non-small cell lung cancer (NSCLC) with progressive disease (PD) on epidermal growth factor receptor (EGFR) tyrosine kinase inhibitor (TKI) therapy: A Califor", 《JOURNAL OF CLINICAL ONCOLOGY》 * |
| SAMUEL J. KLEMPNER等: "Emergence of RET rearrangement co-existing with activated EGFR mutation in EGFR-mutated NSCLC patients who had progressed on first- or second-generation EGFR TKI", 《LUNG CANCER》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116440136A (zh) * | 2023-04-17 | 2023-07-18 | 浙江大学智能创新药物研究院 | 甲磺酸阿美替尼在制备治疗乐伐替尼心脏毒性药物中的应用 |
| CN116440136B (zh) * | 2023-04-17 | 2024-02-09 | 浙江大学智能创新药物研究院 | 甲磺酸阿美替尼在制备治疗乐伐替尼心脏毒性药物中的应用 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP3833372A2 (en) | 2021-06-16 |
| JP7490635B2 (ja) | 2024-05-27 |
| US20210308134A1 (en) | 2021-10-07 |
| EP3833372A4 (en) | 2022-06-08 |
| WO2020033838A3 (en) | 2020-03-19 |
| JP2021534129A (ja) | 2021-12-09 |
| WO2020033838A2 (en) | 2020-02-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112703014A (zh) | Egfr突变型癌症的治疗 | |
| Fu et al. | Therapeutic strategies for EGFR-mutated non-small cell lung cancer patients with osimertinib resistance | |
| Drilon et al. | A phase I/Ib trial of the VEGFR-sparing multikinase RET inhibitor RXDX-105 | |
| JP7712990B2 (ja) | 血小板由来成長因子受容体アルファの遺伝的異常に関連する癌の治療のための、1-[4-ブロモ-5-[1-エチル-7-(メチルアミノ)-2-オキソ-1,2-ジヒドロ-1,6-ナフチリジン-3-イル]-2-フルオロフェニル]-3-フェニルウレアおよびアナログの使用 | |
| Maron et al. | Targeted therapies for targeted populations: anti-EGFR treatment for EGFR-amplified gastroesophageal adenocarcinoma | |
| Seiwert et al. | A randomized, phase II study of afatinib versus cetuximab in metastatic or recurrent squamous cell carcinoma of the head and neck | |
| Tartarone et al. | Mechanisms of resistance to EGFR tyrosine kinase inhibitors gefitinib/erlotinib and to ALK inhibitor crizotinib | |
| Pal et al. | Targeted therapies for non–small cell lung cancer: an evolving landscape | |
| KR20210126653A (ko) | Tno155 및 리보시클립을 포함하는 약제학적 조합물 | |
| Nishio et al. | Phase I study of the HER3-targeted antibody patritumab (U3-1287) combined with erlotinib in Japanese patients with non-small cell lung cancer | |
| Tan et al. | Phase 2 trial of Linifanib (ABT-869) in patients with advanced non-small cell lung cancer | |
| Casaluce et al. | Resistance to crizotinib in advanced non-small cell lung cancer (NSCLC) with ALK rearrangement: mechanisms, treatment strategies and new targeted therapies | |
| CA3231608A1 (en) | Methods of treating solid tumor using heteroaromatic macrocyclic ether compounds | |
| KR20220024540A (ko) | 암 환자에서의 항종양 면역의 증진을 위한 환자 선택 | |
| US20250375452A1 (en) | Sotorasib dosing regimen | |
| RS65127B1 (sr) | Ret inhibitor za primenu u lečenju kancera koji ima ret alteraciju | |
| CN113164779A (zh) | 治疗cdk4/6抑制剂耐药性癌症的方法 | |
| JP2024528705A (ja) | がんのための治療としてのクレアチン輸送を阻害するための組成物及び方法 | |
| JP2022515128A (ja) | がんの処置のための併用療法 | |
| WO2024222902A1 (en) | Methods of treating tki-resistant and sdh-deficient gist | |
| HK40044366A (en) | Treatment of egfr-mutant cancer | |
| US20230124366A1 (en) | Cancer treatment using fgfr inhibitors and plk1 inhibitors | |
| WO2025201518A1 (en) | Methods of treating tki-resistant and sdh-deficient gist | |
| US20250339412A1 (en) | Methods of treating solid tumor using (19r)-5-chloro-3-ethyl-16-fluoro-10,19-dimethyl-20-oxa-3,4,10,11,23-pentaazapentacyclo[19.3.1.02,6.08,12.013,18]pentacosa-1(24),2(6),4,8,11,13,15,17,21(25),22-decaen-22-amine | |
| Pender et al. | Understanding lung cancer molecular subtypes |
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: 40044366 Country of ref document: HK |
|
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20210423 |
|
| WD01 | Invention patent application deemed withdrawn after publication |