CN108159021B - 一种载有促进骨形成蛋白及消除关节炎症状药物的双层复合缓释微球及其制备方法 - Google Patents
一种载有促进骨形成蛋白及消除关节炎症状药物的双层复合缓释微球及其制备方法 Download PDFInfo
- Publication number
- CN108159021B CN108159021B CN201810087592.3A CN201810087592A CN108159021B CN 108159021 B CN108159021 B CN 108159021B CN 201810087592 A CN201810087592 A CN 201810087592A CN 108159021 B CN108159021 B CN 108159021B
- Authority
- CN
- China
- Prior art keywords
- loaded
- bone morphogenetic
- preparing
- promoting
- morphogenetic protein
- 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.)
- Expired - Fee Related
Links
- 239000004005 microsphere Substances 0.000 title claims abstract description 56
- 239000003814 drug Substances 0.000 title claims abstract description 50
- 229940079593 drug Drugs 0.000 title claims abstract description 42
- 239000002131 composite material Substances 0.000 title claims abstract description 29
- 206010003246 arthritis Diseases 0.000 title claims abstract description 23
- 102000007350 Bone Morphogenetic Proteins Human genes 0.000 title claims abstract description 21
- 108010007726 Bone Morphogenetic Proteins Proteins 0.000 title claims abstract description 21
- 229940112869 bone morphogenetic protein Drugs 0.000 title claims abstract description 18
- 208000018937 joint inflammation Diseases 0.000 title claims abstract description 17
- 230000001737 promoting effect Effects 0.000 title claims abstract description 17
- 238000002360 preparation method Methods 0.000 title claims abstract description 11
- 238000013268 sustained release Methods 0.000 claims abstract description 23
- 239000012730 sustained-release form Substances 0.000 claims abstract description 23
- 229920001400 block copolymer Polymers 0.000 claims abstract description 9
- 239000000243 solution Substances 0.000 claims description 27
- 238000000034 method Methods 0.000 claims description 20
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 claims description 18
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 18
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 18
- 229920000747 poly(lactic acid) Polymers 0.000 claims description 16
- 229920001223 polyethylene glycol Polymers 0.000 claims description 16
- 239000004626 polylactic acid Substances 0.000 claims description 16
- 238000003756 stirring Methods 0.000 claims description 15
- OZAIFHULBGXAKX-UHFFFAOYSA-N 2-(2-cyanopropan-2-yldiazenyl)-2-methylpropanenitrile Chemical compound N#CC(C)(C)N=NC(C)(C)C#N OZAIFHULBGXAKX-UHFFFAOYSA-N 0.000 claims description 14
- 229920002567 Chondroitin Polymers 0.000 claims description 10
- 102000008186 Collagen Human genes 0.000 claims description 10
- 108010035532 Collagen Proteins 0.000 claims description 10
- DLGJWSVWTWEWBJ-HGGSSLSASA-N chondroitin Chemical compound CC(O)=N[C@@H]1[C@H](O)O[C@H](CO)[C@H](O)[C@@H]1OC1[C@H](O)[C@H](O)C=C(C(O)=O)O1 DLGJWSVWTWEWBJ-HGGSSLSASA-N 0.000 claims description 10
- 229920001436 collagen Polymers 0.000 claims description 10
- 108090000765 processed proteins & peptides Proteins 0.000 claims description 10
- 238000006243 chemical reaction Methods 0.000 claims description 9
- 239000011259 mixed solution Substances 0.000 claims description 9
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 9
- 229920001661 Chitosan Polymers 0.000 claims description 8
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 8
- 239000002202 Polyethylene glycol Substances 0.000 claims description 8
- 229910052588 hydroxylapatite Inorganic materials 0.000 claims description 8
- XYJRXVWERLGGKC-UHFFFAOYSA-D pentacalcium;hydroxide;triphosphate Chemical compound [OH-].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O XYJRXVWERLGGKC-UHFFFAOYSA-D 0.000 claims description 8
- 238000010008 shearing Methods 0.000 claims description 8
- ROFVEXUMMXZLPA-UHFFFAOYSA-N Bipyridyl Chemical compound N1=CC=CC=C1C1=CC=CC=N1 ROFVEXUMMXZLPA-UHFFFAOYSA-N 0.000 claims description 7
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 6
- 239000000839 emulsion Substances 0.000 claims description 6
- 239000003960 organic solvent Substances 0.000 claims description 6
- FHVDTGUDJYJELY-UHFFFAOYSA-N 6-{[2-carboxy-4,5-dihydroxy-6-(phosphanyloxy)oxan-3-yl]oxy}-4,5-dihydroxy-3-phosphanyloxane-2-carboxylic acid Chemical compound O1C(C(O)=O)C(P)C(O)C(O)C1OC1C(C(O)=O)OC(OP)C(O)C1O FHVDTGUDJYJELY-UHFFFAOYSA-N 0.000 claims description 5
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 5
- AQLLBJAXUCIJSR-UHFFFAOYSA-N OC(=O)C[Na] Chemical compound OC(=O)C[Na] AQLLBJAXUCIJSR-UHFFFAOYSA-N 0.000 claims description 5
- 229940072056 alginate Drugs 0.000 claims description 5
- 235000010443 alginic acid Nutrition 0.000 claims description 5
- 229920000615 alginic acid Polymers 0.000 claims description 5
- 125000002057 carboxymethyl group Chemical group [H]OC(=O)C([H])([H])[*] 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 229920001610 polycaprolactone Polymers 0.000 claims description 5
- 229910052708 sodium Inorganic materials 0.000 claims description 5
- 239000011734 sodium Substances 0.000 claims description 5
- 235000010413 sodium alginate Nutrition 0.000 claims description 5
- 229940005550 sodium alginate Drugs 0.000 claims description 5
- 239000000661 sodium alginate Substances 0.000 claims description 5
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 4
- 239000004632 polycaprolactone Substances 0.000 claims description 4
- 230000005855 radiation Effects 0.000 claims description 4
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 3
- 238000010560 atom transfer radical polymerization reaction Methods 0.000 claims description 3
- 239000003054 catalyst Substances 0.000 claims description 3
- 229920001577 copolymer Polymers 0.000 claims description 3
- 238000004108 freeze drying Methods 0.000 claims description 3
- 239000003999 initiator Substances 0.000 claims description 3
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 3
- 239000002994 raw material Substances 0.000 claims description 3
- 230000007480 spreading Effects 0.000 claims description 3
- 238000003892 spreading Methods 0.000 claims description 3
- 230000002194 synthesizing effect Effects 0.000 claims description 3
- 238000005406 washing Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000005303 weighing Methods 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims 2
- 238000004090 dissolution Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 9
- 230000003110 anti-inflammatory effect Effects 0.000 abstract description 2
- 239000003937 drug carrier Substances 0.000 abstract description 2
- 231100000252 nontoxic Toxicity 0.000 abstract description 2
- 230000003000 nontoxic effect Effects 0.000 abstract description 2
- 229920000642 polymer Polymers 0.000 abstract description 2
- 230000000052 comparative effect Effects 0.000 description 8
- 208000006820 Arthralgia Diseases 0.000 description 2
- 206010061218 Inflammation Diseases 0.000 description 2
- 210000001188 articular cartilage Anatomy 0.000 description 2
- 230000003848 cartilage regeneration Effects 0.000 description 2
- 230000004054 inflammatory process Effects 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229940021182 non-steroidal anti-inflammatory drug Drugs 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 206010023230 Joint stiffness Diseases 0.000 description 1
- 208000008558 Osteophyte Diseases 0.000 description 1
- 208000008469 Peptic Ulcer Diseases 0.000 description 1
- 238000003917 TEM image Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000002917 arthritic effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 239000007853 buffer solution Substances 0.000 description 1
- 210000000845 cartilage Anatomy 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000001079 digestive effect Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 210000004211 gastric acid Anatomy 0.000 description 1
- 210000001035 gastrointestinal tract Anatomy 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 238000011034 membrane dialysis Methods 0.000 description 1
- 238000001000 micrograph Methods 0.000 description 1
- 229910000403 monosodium phosphate Inorganic materials 0.000 description 1
- 235000019799 monosodium phosphate Nutrition 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 229940126701 oral medication Drugs 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 201000008482 osteoarthritis Diseases 0.000 description 1
- 239000008055 phosphate buffer solution Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 210000002966 serum Anatomy 0.000 description 1
- AJPJDKMHJJGVTQ-UHFFFAOYSA-M sodium dihydrogen phosphate Chemical compound [Na+].OP(O)([O-])=O AJPJDKMHJJGVTQ-UHFFFAOYSA-M 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
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
- A61K31/70—Carbohydrates; Sugars; Derivatives thereof
- A61K31/715—Polysaccharides, i.e. having more than five saccharide radicals attached to each other by glycosidic linkages; Derivatives thereof, e.g. ethers, esters
- A61K31/726—Glycosaminoglycans, i.e. mucopolysaccharides
-
- 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
- A61K31/70—Carbohydrates; Sugars; Derivatives thereof
- A61K31/715—Polysaccharides, i.e. having more than five saccharide radicals attached to each other by glycosidic linkages; Derivatives thereof, e.g. ethers, esters
- A61K31/734—Alginic acid
-
- 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
- A61K31/70—Carbohydrates; Sugars; Derivatives thereof
- A61K31/715—Polysaccharides, i.e. having more than five saccharide radicals attached to each other by glycosidic linkages; Derivatives thereof, e.g. ethers, esters
- A61K31/737—Sulfated polysaccharides, e.g. chondroitin sulfate, dermatan sulfate
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K38/00—Medicinal preparations containing peptides
- A61K38/16—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
- A61K38/17—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans
- A61K38/39—Connective tissue peptides, e.g. collagen, elastin, laminin, fibronectin, vitronectin, cold insoluble globulin [CIG]
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
- A61K47/30—Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
- A61K47/34—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyesters, polyamino acids, polysiloxanes, polyphosphazines, copolymers of polyalkylene glycol or poloxamers
-
- 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
- A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
- A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
- A61K9/5005—Wall or coating material
- A61K9/501—Inorganic compounds
-
- 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
- A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
- A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
- A61K9/5005—Wall or coating material
- A61K9/5021—Organic macromolecular compounds
- A61K9/5031—Organic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, poly(lactide-co-glycolide)
-
- 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
- A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
- A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
- A61K9/5005—Wall or coating material
- A61K9/5021—Organic macromolecular compounds
- A61K9/5036—Polysaccharides, e.g. gums, alginate; Cyclodextrin
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Veterinary Medicine (AREA)
- Pharmacology & Pharmacy (AREA)
- Epidemiology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Medicinal Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Molecular Biology (AREA)
- Proteomics, Peptides & Aminoacids (AREA)
- Inorganic Chemistry (AREA)
- Dermatology (AREA)
- Biomedical Technology (AREA)
- Zoology (AREA)
- Gastroenterology & Hepatology (AREA)
- Immunology (AREA)
- Medicinal Preparation (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810087592.3A CN108159021B (zh) | 2018-01-30 | 2018-01-30 | 一种载有促进骨形成蛋白及消除关节炎症状药物的双层复合缓释微球及其制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810087592.3A CN108159021B (zh) | 2018-01-30 | 2018-01-30 | 一种载有促进骨形成蛋白及消除关节炎症状药物的双层复合缓释微球及其制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108159021A CN108159021A (zh) | 2018-06-15 |
CN108159021B true CN108159021B (zh) | 2020-01-31 |
Family
ID=62512522
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810087592.3A Expired - Fee Related CN108159021B (zh) | 2018-01-30 | 2018-01-30 | 一种载有促进骨形成蛋白及消除关节炎症状药物的双层复合缓释微球及其制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108159021B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113876724B (zh) * | 2021-12-07 | 2022-03-25 | 山东大学 | 一种负载帕瑞昔布、白介素-4和牛血清白蛋白用于骨关节炎治疗的双层微球及其制备方法 |
CN114702348A (zh) * | 2022-03-30 | 2022-07-05 | 开封青上化肥有限公司 | 一种能够提高种子发芽效率的海藻酸缓释肥料增效剂 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103371974A (zh) * | 2012-04-25 | 2013-10-30 | 中国科学院大连化学物理研究所 | 一种基于微流控技术制备的药物缓释聚合物微球及应用 |
CN104474552A (zh) * | 2014-11-24 | 2015-04-01 | 浙江大学 | 多功能多层微/纳米核壳结构的制备方法 |
-
2018
- 2018-01-30 CN CN201810087592.3A patent/CN108159021B/zh not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103371974A (zh) * | 2012-04-25 | 2013-10-30 | 中国科学院大连化学物理研究所 | 一种基于微流控技术制备的药物缓释聚合物微球及应用 |
CN104474552A (zh) * | 2014-11-24 | 2015-04-01 | 浙江大学 | 多功能多层微/纳米核壳结构的制备方法 |
Non-Patent Citations (1)
Title |
---|
ÖzgeErdemli等.《Characteristics and release profiles of MPEG-PCL-MPEG microspheres containing immunoglobulin G》.《COLLOIDS AND SURFACES B-BIOINTERFACES》.2014,第117卷 * |
Also Published As
Publication number | Publication date |
---|---|
CN108159021A (zh) | 2018-06-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4446578A (en) | Joint treatment | |
US6417247B1 (en) | Polymer/ceramic composites | |
DE69812887T2 (de) | Mikropartikel aus chitosan-gelatin a | |
KR101194894B1 (ko) | 클로니딘을 포함하는 수술-후 통증 치료용 조성물 | |
CN111184909B (zh) | 一种透明质酸缓释填充物及制备方法 | |
CN108186602B (zh) | 双层复合缓释微球在制备预防和治疗骨质疏松,关节炎和软骨恢复药物中的应用 | |
US20120101593A1 (en) | Implantable polymer for bone and vascular lesions | |
GB2091554A (en) | Rod-like Moulded Drug | |
CN106310383A (zh) | 一种可注射骨修复水凝胶及其制备方法 | |
CN111558083B (zh) | 可生物降解的注射填充物及其制备方法和其应用 | |
JP2009529965A (ja) | 流体組織増強組成物および方法 | |
CN106038478B (zh) | 一种葡萄糖敏感的多孔微球/聚合物复合凝胶及其制备方法和应用 | |
EP3865156B1 (en) | Sustained-release injection formulation comprising conjugate of poly-l-lactic acid filler and hyaluronic acid filler and bioactive materials, and preparation method thereof | |
CN108159021B (zh) | 一种载有促进骨形成蛋白及消除关节炎症状药物的双层复合缓释微球及其制备方法 | |
CN111617315B (zh) | 可生物降解的注射填充物及其制备方法和其应用 | |
JP2001517494A (ja) | 組織エンジニアリングのための改良されたヒドロゲル | |
CN107496382A (zh) | 复合纳米囊‑可注射水凝胶双重载药缓释体系及制备方法 | |
CN113117142B (zh) | 可生物降解的注射填充物及其制备方法和其应用 | |
CN110214033A (zh) | 类琼脂结构及相关的使用和制备方法 | |
JP2022523887A (ja) | 組織スキャフォールドおよびスキャフォールド組成物 | |
CN105395487B (zh) | 一种制备可降解聚合物载药微球的双注射系统 | |
CN115317665B (zh) | 一种聚酯粒子复合温敏即型凝胶皮下植入剂 | |
KR20210121576A (ko) | 고분자 마이크로 입자, 고분자 마이크로 입자의 제조방법, 이를 포함하는 의료용 조성물, 미용 조성물, 의료 용품 및 미용 용품 | |
KR20240111814A (ko) | 하이드로겔 미립자-기반 연조직 충전제 | |
JP2024513861A (ja) | 分解時間調節が可能な塞栓用水和ゲル及びその製造方法 |
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 | ||
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Liu Baolong Inventor after: Zhang Maoquan Inventor after: Zhang Mingzhu Inventor before: Zhang Mingzhu |
|
TA01 | Transfer of patent application right |
Effective date of registration: 20200106 Address after: Shibei District People's road 266033 Shandong city of Qingdao province No. 4 Applicant after: Liu Baolong Address before: 453000 No. 532, Cun Ying Cun, Da block Town, Fengquan District, Xinxiang, Henan Applicant before: Zhang Mingzhu Applicant before: HENAN RENFENJIUZHONG HEALTH MANAGEMENT CO.,LTD. |
|
TA01 | Transfer of patent application right | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20200612 Address after: 266011 No.4 Renmin Road, Shibei District, Qingdao, Shandong Province Patentee after: TRADITIONAL CHINESE MEDICAL Co. Address before: Shibei District People's road 266033 Shandong city of Qingdao province No. 4 Patentee before: Liu Baolong |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200131 Termination date: 20220130 |