CN1304711A - 生物衍生组织工程骨及其制备方法 - Google Patents
生物衍生组织工程骨及其制备方法 Download PDFInfo
- Publication number
- CN1304711A CN1304711A CN 00132082 CN00132082A CN1304711A CN 1304711 A CN1304711 A CN 1304711A CN 00132082 CN00132082 CN 00132082 CN 00132082 A CN00132082 A CN 00132082A CN 1304711 A CN1304711 A CN 1304711A
- Authority
- CN
- China
- Prior art keywords
- bone
- bio
- hours
- distilled water
- derived
- 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
- 210000000988 bone and bone Anatomy 0.000 title claims abstract description 118
- 210000001519 tissue Anatomy 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title claims description 12
- 230000008569 process Effects 0.000 title description 2
- 239000000463 material Substances 0.000 claims abstract description 21
- 210000001161 mammalian embryo Anatomy 0.000 claims abstract description 12
- 210000000130 stem cell Anatomy 0.000 claims abstract description 11
- 229920001184 polypeptide Polymers 0.000 claims abstract description 6
- 102000004196 processed proteins & peptides Human genes 0.000 claims abstract description 6
- 108090000765 processed proteins & peptides Proteins 0.000 claims abstract description 6
- 230000008439 repair process Effects 0.000 claims abstract description 6
- 102000004169 proteins and genes Human genes 0.000 claims abstract description 5
- 108090000623 proteins and genes Proteins 0.000 claims abstract description 5
- 150000001413 amino acids Chemical class 0.000 claims abstract 2
- 239000012153 distilled water Substances 0.000 claims description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 26
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 20
- 230000003544 deproteinization Effects 0.000 claims description 20
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 18
- 210000001185 bone marrow Anatomy 0.000 claims description 15
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 claims description 12
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 12
- 150000001875 compounds Chemical class 0.000 claims description 12
- 238000002360 preparation method Methods 0.000 claims description 12
- 210000000963 osteoblast Anatomy 0.000 claims description 11
- 241000282894 Sus scrofa domesticus Species 0.000 claims description 9
- 230000007547 defect Effects 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 8
- 102000008186 Collagen Human genes 0.000 claims description 6
- 108010035532 Collagen Proteins 0.000 claims description 6
- 229920002988 biodegradable polymer Polymers 0.000 claims description 6
- 239000004621 biodegradable polymer Substances 0.000 claims description 6
- 210000000845 cartilage Anatomy 0.000 claims description 6
- 238000011010 flushing procedure Methods 0.000 claims description 6
- 238000004108 freeze drying Methods 0.000 claims description 6
- 210000004872 soft tissue Anatomy 0.000 claims description 6
- 230000001954 sterilising effect Effects 0.000 claims description 6
- 238000004659 sterilization and disinfection Methods 0.000 claims description 6
- 108010022579 ATP dependent 26S protease Proteins 0.000 claims description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 4
- 108090000723 Insulin-Like Growth Factor I Proteins 0.000 claims description 4
- 102000013275 Somatomedins Human genes 0.000 claims description 4
- 235000018102 proteins Nutrition 0.000 claims description 4
- 230000005855 radiation Effects 0.000 claims description 4
- 125000003275 alpha amino acid group Chemical group 0.000 claims description 3
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 claims description 2
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 claims description 2
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 claims description 2
- 210000003850 cellular structure Anatomy 0.000 claims description 2
- 150000002171 ethylene diamines Chemical class 0.000 claims description 2
- 235000001014 amino acid Nutrition 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 239000003102 growth factor Substances 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract description 2
- 239000011159 matrix material Substances 0.000 abstract 1
- 210000004027 cell Anatomy 0.000 description 9
- 241000282898 Sus scrofa Species 0.000 description 4
- 229920000747 poly(lactic acid) Polymers 0.000 description 3
- 239000004626 polylactic acid Substances 0.000 description 3
- 230000002980 postoperative effect Effects 0.000 description 3
- 238000002054 transplantation Methods 0.000 description 3
- 229920000954 Polyglycolide Polymers 0.000 description 2
- 230000000735 allogeneic effect Effects 0.000 description 2
- 239000000427 antigen Substances 0.000 description 2
- 102000036639 antigens Human genes 0.000 description 2
- 108091007433 antigens Proteins 0.000 description 2
- 230000004071 biological effect Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000001311 chemical methods and process Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 230000035876 healing Effects 0.000 description 2
- 238000001727 in vivo Methods 0.000 description 2
- 229910010272 inorganic material Inorganic materials 0.000 description 2
- 239000011147 inorganic material Substances 0.000 description 2
- 210000000056 organ Anatomy 0.000 description 2
- 239000004633 polyglycolic acid Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 229920002994 synthetic fiber Polymers 0.000 description 2
- 208000010392 Bone Fractures Diseases 0.000 description 1
- 241000283690 Bos taurus Species 0.000 description 1
- 206010017076 Fracture Diseases 0.000 description 1
- 206010017085 Fracture malunion Diseases 0.000 description 1
- 208000000536 Malunited Fractures Diseases 0.000 description 1
- 206010028980 Neoplasm Diseases 0.000 description 1
- 206010058046 Post procedural complication Diseases 0.000 description 1
- 208000035965 Postoperative Complications Diseases 0.000 description 1
- 241000124033 Salix Species 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000012237 artificial material Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 239000001506 calcium phosphate Substances 0.000 description 1
- 230000002612 cardiopulmonary effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 210000002808 connective tissue Anatomy 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000003414 extremity Anatomy 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- BTCSSZJGUNDROE-UHFFFAOYSA-N gamma-aminobutyric acid Chemical compound NCCCC(O)=O BTCSSZJGUNDROE-UHFFFAOYSA-N 0.000 description 1
- 230000002068 genetic effect Effects 0.000 description 1
- 239000002241 glass-ceramic Substances 0.000 description 1
- 230000012010 growth Effects 0.000 description 1
- 229910052588 hydroxylapatite Inorganic materials 0.000 description 1
- 230000036039 immunity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 230000011164 ossification Effects 0.000 description 1
- 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 description 1
- 210000000578 peripheral nerve Anatomy 0.000 description 1
- 230000008521 reorganization Effects 0.000 description 1
- 238000002271 resection Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 210000000115 thoracic cavity Anatomy 0.000 description 1
- 230000017423 tissue regeneration Effects 0.000 description 1
- QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 description 1
- 229940078499 tricalcium phosphate Drugs 0.000 description 1
- 229910000391 tricalcium phosphate Inorganic materials 0.000 description 1
- 235000019731 tricalcium phosphate Nutrition 0.000 description 1
- 210000000689 upper leg Anatomy 0.000 description 1
- 238000002689 xenotransplantation Methods 0.000 description 1
Images
Landscapes
- Materials For Medical Uses (AREA)
Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB001320823A CN1146368C (zh) | 2000-12-15 | 2000-12-15 | 生物衍生组织工程骨及其制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB001320823A CN1146368C (zh) | 2000-12-15 | 2000-12-15 | 生物衍生组织工程骨及其制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1304711A true CN1304711A (zh) | 2001-07-25 |
CN1146368C CN1146368C (zh) | 2004-04-21 |
Family
ID=4594952
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB001320823A Expired - Fee Related CN1146368C (zh) | 2000-12-15 | 2000-12-15 | 生物衍生组织工程骨及其制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN1146368C (zh) |
Cited By (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100348277C (zh) * | 2005-08-09 | 2007-11-14 | 中国人民解放军第三军医大学 | 成骨细胞特异性转录因子-2基因修饰的组织工程化骨的构建方法 |
CN100349621C (zh) * | 2002-12-18 | 2007-11-21 | 上海第二医科大学附属第九人民医院 | 骨髓基质干细胞诱导成软骨的方法 |
CN100496623C (zh) * | 2006-06-14 | 2009-06-10 | 中国人民解放军第三军医大学第一附属医院 | 异种脱蛋白骨支架材料及其制备方法 |
CN100594947C (zh) * | 2004-03-19 | 2010-03-24 | 首尔国立大学工业基金会 | 其表面上固定有促骨生长肽的骨移植材料和支架材料 |
CN1973910B (zh) * | 2006-12-22 | 2010-04-21 | 中国人民解放军第三军医大学第一附属医院 | 一种组织工程骨 |
CN101411878B (zh) * | 2007-10-17 | 2010-09-22 | 中国科学院化学研究所 | 一种在生物降解性材料上锚定生长因子的方法 |
CN101979105A (zh) * | 2010-11-11 | 2011-02-23 | 昆明医学院第一附属医院 | 一种用于软骨缺损修复的组织工程支架材料及其制备方法 |
CN1846793B (zh) * | 2005-04-14 | 2011-08-03 | 南方医院 | 一种组织工程骨及其构建与应用 |
CN102415922A (zh) * | 2011-09-06 | 2012-04-18 | 中国人民解放军第四军医大学 | 一种可控血管化人工骨移植物 |
CN101439203B (zh) * | 2007-11-23 | 2013-01-02 | 中国辐射防护研究院生物材料制药技术研究所 | 开放性骨缺损治疗用同种骨及其制备方法 |
CN103142337A (zh) * | 2002-06-03 | 2013-06-12 | 韦克福里斯特大学健康科学院 | 利用减压的定向组织生长 |
CN103998070A (zh) * | 2011-09-29 | 2014-08-20 | Cg生物技术有限公司 | 纤维状脱钙骨基质的制备方法 |
CN104353112A (zh) * | 2014-09-29 | 2015-02-18 | 大连大学 | 一种骨支架复合材料的制备方法 |
CN105316284A (zh) * | 2015-10-22 | 2016-02-10 | 深圳华毓造血干细胞研究有限公司 | 骨髓间充质干细胞的三维诱导培养方法 |
CN106421911A (zh) * | 2016-10-18 | 2017-02-22 | 宁波大学 | 一种人工再生骨的制备方法 |
CN106540321A (zh) * | 2016-10-18 | 2017-03-29 | 宁波大学 | 一种人工再生骨的制备方法 |
CN112618798A (zh) * | 2020-12-24 | 2021-04-09 | 陕西佰傲再生医学有限公司 | 一种骨修复材料的制备方法 |
CN112642001A (zh) * | 2020-12-24 | 2021-04-13 | 陕西佰傲再生医学有限公司 | 一种动物骨颗粒脱蛋白的方法 |
WO2022135487A1 (zh) * | 2020-12-22 | 2022-06-30 | 上海软馨生物科技有限公司 | 一种用于下鼻甲重建的组织工程骨移植物 |
-
2000
- 2000-12-15 CN CNB001320823A patent/CN1146368C/zh not_active Expired - Fee Related
Cited By (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103142337A (zh) * | 2002-06-03 | 2013-06-12 | 韦克福里斯特大学健康科学院 | 利用减压的定向组织生长 |
CN100349621C (zh) * | 2002-12-18 | 2007-11-21 | 上海第二医科大学附属第九人民医院 | 骨髓基质干细胞诱导成软骨的方法 |
CN100594947C (zh) * | 2004-03-19 | 2010-03-24 | 首尔国立大学工业基金会 | 其表面上固定有促骨生长肽的骨移植材料和支架材料 |
US7897163B2 (en) | 2004-03-19 | 2011-03-01 | Seoul National University Industry Foundation | Bone graft and scaffolding materials immobilized with osteogenesis enhancing peptides on the surface |
CN1846793B (zh) * | 2005-04-14 | 2011-08-03 | 南方医院 | 一种组织工程骨及其构建与应用 |
CN100348277C (zh) * | 2005-08-09 | 2007-11-14 | 中国人民解放军第三军医大学 | 成骨细胞特异性转录因子-2基因修饰的组织工程化骨的构建方法 |
CN100496623C (zh) * | 2006-06-14 | 2009-06-10 | 中国人民解放军第三军医大学第一附属医院 | 异种脱蛋白骨支架材料及其制备方法 |
CN1973910B (zh) * | 2006-12-22 | 2010-04-21 | 中国人民解放军第三军医大学第一附属医院 | 一种组织工程骨 |
CN101411878B (zh) * | 2007-10-17 | 2010-09-22 | 中国科学院化学研究所 | 一种在生物降解性材料上锚定生长因子的方法 |
CN101439203B (zh) * | 2007-11-23 | 2013-01-02 | 中国辐射防护研究院生物材料制药技术研究所 | 开放性骨缺损治疗用同种骨及其制备方法 |
CN101979105A (zh) * | 2010-11-11 | 2011-02-23 | 昆明医学院第一附属医院 | 一种用于软骨缺损修复的组织工程支架材料及其制备方法 |
CN102415922A (zh) * | 2011-09-06 | 2012-04-18 | 中国人民解放军第四军医大学 | 一种可控血管化人工骨移植物 |
CN102415922B (zh) * | 2011-09-06 | 2014-01-01 | 中国人民解放军第四军医大学 | 一种可控血管化人工骨移植物 |
CN103998070B (zh) * | 2011-09-29 | 2016-12-14 | Cg生物技术有限公司 | 纤维状脱钙骨基质的制备方法 |
CN103998070A (zh) * | 2011-09-29 | 2014-08-20 | Cg生物技术有限公司 | 纤维状脱钙骨基质的制备方法 |
CN104353112A (zh) * | 2014-09-29 | 2015-02-18 | 大连大学 | 一种骨支架复合材料的制备方法 |
CN105316284A (zh) * | 2015-10-22 | 2016-02-10 | 深圳华毓造血干细胞研究有限公司 | 骨髓间充质干细胞的三维诱导培养方法 |
CN106421911A (zh) * | 2016-10-18 | 2017-02-22 | 宁波大学 | 一种人工再生骨的制备方法 |
CN106540321A (zh) * | 2016-10-18 | 2017-03-29 | 宁波大学 | 一种人工再生骨的制备方法 |
CN106540321B (zh) * | 2016-10-18 | 2019-12-10 | 宁波大学 | 一种人工再生骨的制备方法 |
WO2022135487A1 (zh) * | 2020-12-22 | 2022-06-30 | 上海软馨生物科技有限公司 | 一种用于下鼻甲重建的组织工程骨移植物 |
CN112618798A (zh) * | 2020-12-24 | 2021-04-09 | 陕西佰傲再生医学有限公司 | 一种骨修复材料的制备方法 |
CN112642001A (zh) * | 2020-12-24 | 2021-04-13 | 陕西佰傲再生医学有限公司 | 一种动物骨颗粒脱蛋白的方法 |
Also Published As
Publication number | Publication date |
---|---|
CN1146368C (zh) | 2004-04-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1146368C (zh) | 生物衍生组织工程骨及其制备方法 | |
CN1973910B (zh) | 一种组织工程骨 | |
CN101564553B (zh) | 人源化活性煅烧骨的制备方法 | |
EP1858562B1 (en) | Cartilaginiform and osteochondral substitute comprising multilayer structure and use thereof | |
CN1214821C (zh) | 异种骨胶原基质制备的新方法 | |
CN112587729B (zh) | 一种骨修复材料 | |
CN101417151A (zh) | 生物源性含钙化层骨软骨组织工程支架 | |
CN1207060C (zh) | 可吸收煅烧骨的制备方法 | |
CN1255479C (zh) | 复合骨组织工程支架材料及其制备方法 | |
CN106620854B (zh) | 一种类弹性蛋白-蚕丝纤维多孔复合材料及其应用 | |
CN1297658C (zh) | 一种用骨基质凝胶构建组织工程软骨的方法 | |
CN110237302A (zh) | 一种关节软骨修复材料的制备方法-自体富血小板血浆结合透明质酸水凝胶 | |
CN102178981B (zh) | 一种软骨修复支架材料的制备方法 | |
CN101954122A (zh) | 具有预塑性天然骨修复材料的制备方法 | |
CN1846793A (zh) | 一种组织工程骨及其构建与应用 | |
CN1230209C (zh) | 一种异种脱细胞骨基质材料及制备方法 | |
WO2003070290A1 (fr) | Biomateriau composite contenant de la phospholine | |
CN103272283A (zh) | 一种矿化细菌纤维素三维多孔骨组织修复支架的制备方法 | |
CN109529119A (zh) | 一种生物型骨修复材料及其制备方法 | |
FI108403B (fi) | Yksil÷n kudosrekonstruktioon soveltuva materiaali | |
RU86455U1 (ru) | Биоинженерная конструкция | |
CN101085376A (zh) | 人工食道用生物组织材料及其制备方法 | |
CN114288473A (zh) | 一种具有抑菌功能的脱细胞小肠粘膜下层复合骨支架的制备方法 | |
CN107224618A (zh) | 促进骨再生的活性支架材料、其制备方法及应用 | |
CN1579562A (zh) | 一组同类不同结构的陶瓷化骨的制备方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: BEIJING DEDE CHUANGYE SCIENCE CO., LTD. Free format text: FORMER OWNER: HUAXI HOSPITAL ATTACHED TO SICHUAN UNIV. Effective date: 20060714 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20060714 Address after: 100085, A, building 9, Ka Wah building, 508 3rd Street, Beijing, Haidian District Patentee after: Beijing Dede entrepreneurial technology Co. Ltd. Address before: 610041, Sichuan, Chengdu Province, South China Sinology Lane No. 37 Patentee before: West China Hospital of Sichuan University |
|
ASS | Succession or assignment of patent right |
Owner name: BEIJING DA QING BIOTECHNOLOGY CO., LTD. Free format text: FORMER OWNER: BEIJING DEDE CHUANGYE SCIENCE CO., LTD. Effective date: 20070928 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20070928 Address after: 100085 Beijing Haidian District city on the road to open up 5 112114 biomedical park in Zhongguancun District B room Patentee after: Beijing Daqing Biotechnology Co., Ltd. Address before: 100085, A, building 9, Ka Wah building, 508 3rd Street, Beijing, Haidian District Patentee before: Beijing Dede entrepreneurial technology Co. Ltd. |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Bio-derivative tissue engineering bone and its preparing process Effective date of registration: 20130314 Granted publication date: 20040421 Pledgee: Industrial Commercial Bank of China Ltd Zhongguancun Beijing branch Pledgor: Beijing Daqing Biotechnology Co., Ltd. Registration number: 2013990000139 |
|
PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: 100085 Beijing city Haidian District Third Street No. 9 C-701 Wah Building Patentee after: Beijing Daqing biotechnology Limited by Share Ltd Address before: 100085, Ka Wah building, No. nine, 3rd Street, Beijing, Haidian District, B701 Patentee before: Beijing Daqing Biotechnology Co., Ltd. |
|
TR01 | Transfer of patent right |
Effective date of registration: 20170926 Address after: 100094, room 1, building 538, No. 351, Yongfeng Tun, Haidian District, Beijing Patentee after: Beijing Kejian Biotechnology Co., Ltd. Address before: 100085 Beijing city Haidian District Third Street No. 9 C-701 Wah Building Patentee before: Beijing Daqing biotechnology Limited by Share Ltd |
|
TR01 | Transfer of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20190701 Granted publication date: 20040421 Pledgee: Industrial Commercial Bank of China Ltd Zhongguancun Beijing branch Pledgor: Beijing Daqing biotechnology Limited by Share Ltd Registration number: 2013990000139 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PM01 | Change of the registration of the contract for pledge of patent right |
Change date: 20190701 Registration number: 2013990000139 Pledgor after: Beijing Daqing biotechnology Limited by Share Ltd Pledgor before: Beijing Daqing Biotechnology Co., Ltd. |
|
PM01 | Change of the registration of the contract for pledge of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040421 Termination date: 20191215 |
|
CF01 | Termination of patent right due to non-payment of annual fee |