CN104971384A - 一种组织工程角膜的制备方法 - Google Patents
一种组织工程角膜的制备方法 Download PDFInfo
- Publication number
- CN104971384A CN104971384A CN201510453581.9A CN201510453581A CN104971384A CN 104971384 A CN104971384 A CN 104971384A CN 201510453581 A CN201510453581 A CN 201510453581A CN 104971384 A CN104971384 A CN 104971384A
- Authority
- CN
- China
- Prior art keywords
- tissue
- cornea
- descemet
- hypothallus
- bowman
- 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
- 210000004087 cornea Anatomy 0.000 title claims abstract description 80
- 238000002360 preparation method Methods 0.000 title claims abstract description 20
- 210000001519 tissue Anatomy 0.000 claims abstract description 170
- 210000002555 descemet membrane Anatomy 0.000 claims abstract description 49
- 239000006285 cell suspension Substances 0.000 claims abstract description 27
- 241001465754 Metazoa Species 0.000 claims abstract description 26
- 239000000463 material Substances 0.000 claims abstract description 23
- 238000004132 cross linking Methods 0.000 claims abstract description 8
- 210000004027 cell Anatomy 0.000 claims description 41
- 239000000243 solution Substances 0.000 claims description 40
- 239000010410 layer Substances 0.000 claims description 33
- AUNGANRZJHBGPY-SCRDCRAPSA-N Riboflavin Chemical compound OC[C@@H](O)[C@@H](O)[C@@H](O)CN1C=2C=C(C)C(C)=CC=2N=C2C1=NC(=O)NC2=O AUNGANRZJHBGPY-SCRDCRAPSA-N 0.000 claims description 26
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 19
- 210000002966 serum Anatomy 0.000 claims description 19
- AUNGANRZJHBGPY-UHFFFAOYSA-N D-Lyxoflavin Natural products OCC(O)C(O)C(O)CN1C=2C=C(C)C(C)=CC=2N=C2C1=NC(=O)NC2=O AUNGANRZJHBGPY-UHFFFAOYSA-N 0.000 claims description 13
- 229960002477 riboflavin Drugs 0.000 claims description 13
- 235000019192 riboflavin Nutrition 0.000 claims description 13
- 239000002151 riboflavin Substances 0.000 claims description 13
- 230000002779 inactivation Effects 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 210000000981 epithelium Anatomy 0.000 claims description 10
- 230000003115 biocidal effect Effects 0.000 claims description 9
- 239000011229 interlayer Substances 0.000 claims description 9
- 230000003612 virological effect Effects 0.000 claims description 9
- 108010080379 Fibrin Tissue Adhesive Proteins 0.000 claims description 8
- 230000029087 digestion Effects 0.000 claims description 8
- UCSJYZPVAKXKNQ-HZYVHMACSA-N streptomycin Chemical compound CN[C@H]1[C@H](O)[C@@H](O)[C@H](CO)O[C@H]1O[C@@H]1[C@](C=O)(O)[C@H](C)O[C@H]1O[C@@H]1[C@@H](NC(N)=N)[C@H](O)[C@@H](NC(N)=N)[C@H](O)[C@H]1O UCSJYZPVAKXKNQ-HZYVHMACSA-N 0.000 claims description 8
- 239000000427 antigen Substances 0.000 claims description 7
- 102000036639 antigens Human genes 0.000 claims description 7
- 108091007433 antigens Proteins 0.000 claims description 7
- 239000008367 deionised water Substances 0.000 claims description 7
- 238000000926 separation method Methods 0.000 claims description 7
- ULGZDMOVFRHVEP-RWJQBGPGSA-N Erythromycin Chemical compound O([C@@H]1[C@@H](C)C(=O)O[C@@H]([C@@]([C@H](O)[C@@H](C)C(=O)[C@H](C)C[C@@](C)(O)[C@H](O[C@H]2[C@@H]([C@H](C[C@@H](C)O2)N(C)C)O)[C@H]1C)(C)O)CC)[C@H]1C[C@@](C)(OC)[C@@H](O)[C@H](C)O1 ULGZDMOVFRHVEP-RWJQBGPGSA-N 0.000 claims description 6
- 238000002679 ablation Methods 0.000 claims description 6
- 229910021641 deionized water Inorganic materials 0.000 claims description 6
- 230000008961 swelling Effects 0.000 claims description 6
- 108010049003 Fibrinogen Proteins 0.000 claims description 5
- 102000008946 Fibrinogen Human genes 0.000 claims description 5
- 108090000190 Thrombin Proteins 0.000 claims description 5
- 108090000631 Trypsin Proteins 0.000 claims description 5
- 102000004142 Trypsin Human genes 0.000 claims description 5
- 210000004691 chief cell of stomach Anatomy 0.000 claims description 5
- 229940012952 fibrinogen Drugs 0.000 claims description 5
- 230000003204 osmotic effect Effects 0.000 claims description 5
- 229960004072 thrombin Drugs 0.000 claims description 5
- 238000002834 transmittance Methods 0.000 claims description 5
- 238000002054 transplantation Methods 0.000 claims description 5
- 239000012588 trypsin Substances 0.000 claims description 5
- KIUKXJAPPMFGSW-DNGZLQJQSA-N (2S,3S,4S,5R,6R)-6-[(2S,3R,4R,5S,6R)-3-Acetamido-2-[(2S,3S,4R,5R,6R)-6-[(2R,3R,4R,5S,6R)-3-acetamido-2,5-dihydroxy-6-(hydroxymethyl)oxan-4-yl]oxy-2-carboxy-4,5-dihydroxyoxan-3-yl]oxy-5-hydroxy-6-(hydroxymethyl)oxan-4-yl]oxy-3,4,5-trihydroxyoxane-2-carboxylic acid Chemical compound CC(=O)N[C@H]1[C@H](O)O[C@H](CO)[C@@H](O)[C@@H]1O[C@H]1[C@H](O)[C@@H](O)[C@H](O[C@H]2[C@@H]([C@@H](O[C@H]3[C@@H]([C@@H](O)[C@H](O)[C@H](O3)C(O)=O)O)[C@H](O)[C@@H](CO)O2)NC(C)=O)[C@@H](C(O)=O)O1 KIUKXJAPPMFGSW-DNGZLQJQSA-N 0.000 claims description 4
- 102000008186 Collagen Human genes 0.000 claims description 4
- 108010035532 Collagen Proteins 0.000 claims description 4
- 229930182566 Gentamicin Natural products 0.000 claims description 4
- CEAZRRDELHUEMR-URQXQFDESA-N Gentamicin Chemical compound O1[C@H](C(C)NC)CC[C@@H](N)[C@H]1O[C@H]1[C@H](O)[C@@H](O[C@@H]2[C@@H]([C@@H](NC)[C@@](C)(O)CO2)O)[C@H](N)C[C@@H]1N CEAZRRDELHUEMR-URQXQFDESA-N 0.000 claims description 4
- 229930182555 Penicillin Natural products 0.000 claims description 4
- 229920001436 collagen Polymers 0.000 claims description 4
- 230000036541 health Effects 0.000 claims description 4
- 229920002674 hyaluronan Polymers 0.000 claims description 4
- 229960003160 hyaluronic acid Drugs 0.000 claims description 4
- 238000002203 pretreatment Methods 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 229960005322 streptomycin Drugs 0.000 claims description 4
- 241000283690 Bos taurus Species 0.000 claims description 3
- 229930186147 Cephalosporin Natural products 0.000 claims description 3
- 241000282693 Cercopithecidae Species 0.000 claims description 3
- 108090000790 Enzymes Proteins 0.000 claims description 3
- 102000004190 Enzymes Human genes 0.000 claims description 3
- 241000287828 Gallus gallus Species 0.000 claims description 3
- 241000282405 Pongo abelii Species 0.000 claims description 3
- 241000282898 Sus scrofa Species 0.000 claims description 3
- 108700029371 albomycin Proteins 0.000 claims description 3
- 230000000844 anti-bacterial effect Effects 0.000 claims description 3
- 210000004369 blood Anatomy 0.000 claims description 3
- 239000008280 blood Substances 0.000 claims description 3
- 229940124587 cephalosporin Drugs 0.000 claims description 3
- 150000001780 cephalosporins Chemical class 0.000 claims description 3
- 230000000295 complement effect Effects 0.000 claims description 3
- 229940088598 enzyme Drugs 0.000 claims description 3
- 229960003276 erythromycin Drugs 0.000 claims description 3
- 238000005286 illumination Methods 0.000 claims description 3
- 210000000496 pancreas Anatomy 0.000 claims description 3
- 150000002960 penicillins Chemical class 0.000 claims description 3
- 239000011259 mixed solution Substances 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 3
- 150000001875 compounds Chemical class 0.000 abstract description 3
- 238000000338 in vitro Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 abstract description 2
- 230000004069 differentiation Effects 0.000 abstract description 2
- 210000004045 bowman membrane Anatomy 0.000 abstract 1
- 239000000758 substrate Substances 0.000 abstract 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 201000004569 Blindness Diseases 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000007943 implant Substances 0.000 description 3
- 230000008439 repair process Effects 0.000 description 3
- 206010018325 Congenital glaucomas Diseases 0.000 description 2
- 206010012565 Developmental glaucoma Diseases 0.000 description 2
- 208000007157 Hydrophthalmos Diseases 0.000 description 2
- 241000283973 Oryctolagus cuniculus Species 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 241000282894 Sus scrofa domesticus Species 0.000 description 2
- 241000700605 Viruses Species 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 201000001024 buphthalmos Diseases 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000003511 endothelial effect Effects 0.000 description 2
- 210000003725 endotheliocyte Anatomy 0.000 description 2
- 210000002919 epithelial cell Anatomy 0.000 description 2
- 230000005847 immunogenicity Effects 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 210000000130 stem cell Anatomy 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 238000002560 therapeutic procedure Methods 0.000 description 2
- 108010022579 ATP dependent 26S protease Proteins 0.000 description 1
- 208000028006 Corneal injury Diseases 0.000 description 1
- 206010011409 Cross infection Diseases 0.000 description 1
- 208000005156 Dehydration Diseases 0.000 description 1
- 206010057414 Microcornea Diseases 0.000 description 1
- 206010029803 Nosocomial infection Diseases 0.000 description 1
- JGSARLDLIJGVTE-MBNYWOFBSA-N Penicillin G Chemical compound N([C@H]1[C@H]2SC([C@@H](N2C1=O)C(O)=O)(C)C)C(=O)CC1=CC=CC=C1 JGSARLDLIJGVTE-MBNYWOFBSA-N 0.000 description 1
- 241000288906 Primates Species 0.000 description 1
- 239000005708 Sodium hypochlorite Substances 0.000 description 1
- 208000025865 Ulcer Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009692 acute damage Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 210000005252 bulbus oculi Anatomy 0.000 description 1
- 238000004113 cell culture Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000004087 circulation Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000001784 detoxification Methods 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000001900 immune effect Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 210000004379 membrane Anatomy 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 231100000915 pathological change Toxicity 0.000 description 1
- 230000036285 pathological change Effects 0.000 description 1
- 229940049954 penicillin Drugs 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000035479 physiological effects, processes and functions Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 210000003786 sclera Anatomy 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 231100000397 ulcer Toxicity 0.000 description 1
- 230000009978 visual deterioration Effects 0.000 description 1
Landscapes
- Materials For Medical Uses (AREA)
- Prostheses (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510453581.9A CN104971384B (zh) | 2015-07-29 | 2015-07-29 | 一种组织工程角膜的制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510453581.9A CN104971384B (zh) | 2015-07-29 | 2015-07-29 | 一种组织工程角膜的制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104971384A true CN104971384A (zh) | 2015-10-14 |
CN104971384B CN104971384B (zh) | 2017-12-08 |
Family
ID=54268699
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510453581.9A Expired - Fee Related CN104971384B (zh) | 2015-07-29 | 2015-07-29 | 一种组织工程角膜的制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104971384B (zh) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106267351A (zh) * | 2016-10-11 | 2017-01-04 | 北京盖兰德生物科技有限公司 | 一种后弹力层角膜内皮移植术用移植片及其机械制备法 |
CN106955372A (zh) * | 2017-04-12 | 2017-07-18 | 山东省眼科研究所 | 一种组织工程角膜内皮的构建方法 |
CN108498865A (zh) * | 2018-04-11 | 2018-09-07 | 济南磐升生物技术有限公司 | 一种人造角膜的制备方法及应用 |
CN110066847A (zh) * | 2018-01-22 | 2019-07-30 | 广东博溪生物科技有限公司 | 一种用于眼表刺激性评价的重组角膜模型及其制备方法 |
CN111686302A (zh) * | 2019-03-11 | 2020-09-22 | 广东博与再生医学有限公司 | 一种脱细胞角膜及其制备方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1473551A (zh) * | 2003-08-07 | 2004-02-11 | 中山大学中山眼科中心 | 一种人工组织工程化的生物角膜 |
JP2006204527A (ja) * | 2005-01-27 | 2006-08-10 | Satoshi Yamagami | ヒト角膜内皮培養細胞シート及びその作製方法 |
CN101985051A (zh) * | 2010-10-21 | 2011-03-16 | 暨南大学 | 一种脱细胞角膜或脱细胞角膜基质及其制备方法和用途 |
CN103550826A (zh) * | 2013-10-31 | 2014-02-05 | 广州优得清生物科技有限公司 | 异种角膜材料的制备方法 |
CN103908700A (zh) * | 2013-01-06 | 2014-07-09 | 陕西佰傲再生医学有限公司 | 一种脱细胞角膜的制备方法 |
-
2015
- 2015-07-29 CN CN201510453581.9A patent/CN104971384B/zh not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1473551A (zh) * | 2003-08-07 | 2004-02-11 | 中山大学中山眼科中心 | 一种人工组织工程化的生物角膜 |
JP2006204527A (ja) * | 2005-01-27 | 2006-08-10 | Satoshi Yamagami | ヒト角膜内皮培養細胞シート及びその作製方法 |
CN101985051A (zh) * | 2010-10-21 | 2011-03-16 | 暨南大学 | 一种脱细胞角膜或脱细胞角膜基质及其制备方法和用途 |
CN103908700A (zh) * | 2013-01-06 | 2014-07-09 | 陕西佰傲再生医学有限公司 | 一种脱细胞角膜的制备方法 |
CN103550826A (zh) * | 2013-10-31 | 2014-02-05 | 广州优得清生物科技有限公司 | 异种角膜材料的制备方法 |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106267351A (zh) * | 2016-10-11 | 2017-01-04 | 北京盖兰德生物科技有限公司 | 一种后弹力层角膜内皮移植术用移植片及其机械制备法 |
CN106267351B (zh) * | 2016-10-11 | 2020-01-07 | 北京盖兰德生物科技有限公司 | 一种后弹力层角膜内皮移植术用移植片及其机械制备法 |
CN106955372A (zh) * | 2017-04-12 | 2017-07-18 | 山东省眼科研究所 | 一种组织工程角膜内皮的构建方法 |
CN106955372B (zh) * | 2017-04-12 | 2020-08-14 | 山东省眼科研究所 | 一种组织工程角膜内皮的构建方法 |
CN110066847A (zh) * | 2018-01-22 | 2019-07-30 | 广东博溪生物科技有限公司 | 一种用于眼表刺激性评价的重组角膜模型及其制备方法 |
CN108498865A (zh) * | 2018-04-11 | 2018-09-07 | 济南磐升生物技术有限公司 | 一种人造角膜的制备方法及应用 |
CN108498865B (zh) * | 2018-04-11 | 2020-11-06 | 济南磐升生物技术有限公司 | 一种人造角膜的制备方法及应用 |
CN111686302A (zh) * | 2019-03-11 | 2020-09-22 | 广东博与再生医学有限公司 | 一种脱细胞角膜及其制备方法 |
CN111686302B (zh) * | 2019-03-11 | 2023-03-14 | 广东博与再生医学有限公司 | 一种脱细胞角膜及其制备方法 |
Also Published As
Publication number | Publication date |
---|---|
CN104971384B (zh) | 2017-12-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN104189957B (zh) | 利用新鲜猪角膜制备组织工程角膜载体支架的方法及应用 | |
CN104971384B (zh) | 一种组织工程角膜的制备方法 | |
CN103908700B (zh) | 一种脱细胞角膜的制备方法 | |
EP3170391B1 (en) | Lamellar cornea preserving solution | |
CN103550826B (zh) | 异种角膜材料的制备方法 | |
CN101985051A (zh) | 一种脱细胞角膜或脱细胞角膜基质及其制备方法和用途 | |
CN104001214B (zh) | 一种板层角膜基质支架及其制备方法和应用 | |
CN104971381B (zh) | 一种异种角膜移植物的无菌加工制备方法 | |
CN101947144B (zh) | 一种板层组织工程角膜支架及其制作方法与应用 | |
CN101066471B (zh) | 一种脱细胞角膜基质及其制备方法 | |
CN102218162A (zh) | 一种同种脱细胞真皮基质制备方法 | |
CN102294053B (zh) | 去细胞异种角膜基质载体及其制备方法和应用 | |
CN104645415A (zh) | 一种脱细胞板层角膜基质片的制备方法 | |
CN105641749A (zh) | 利用新鲜牛角膜以制备牛角膜基质的方法及应用方法 | |
CN104645416B (zh) | 一种组织工程人角膜基质的体外构建方法 | |
CN107233144A (zh) | 去细胞角膜基质透镜在治疗眼科疾病中的应用 | |
CN100484497C (zh) | 一种具有生物活性的人工角膜的制备方法 | |
CN105688282A (zh) | 一种在体诱导细胞化并快速透明的新型生物人工角膜 | |
CN109475663A (zh) | 一种脱细胞猪角膜的制备方法及其脱细胞板层角膜和用法 | |
CN105288735A (zh) | 利用新鲜羊角膜以制备羊角膜基质的方法及应用方法 | |
CN110755687B (zh) | 哺乳动物角膜的脱细胞方法 | |
CN112295018B (zh) | 一种高性能再生性角膜材料与其制备方法及用途 | |
CN105013010B (zh) | 一种辅助iPS‑RPE移植的层粘连蛋白膜 | |
CN107213515B (zh) | 一种酶法高效制备角膜脱细胞基质组织工程支架的方法 | |
CN110841111B (zh) | 一种供临床使用的脱细胞角膜基质的制备方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information |
Address after: Taiwan high tech park of Songshan Lake high tech Industrial Development Zone of Dongguan City, Guangdong province 523808 Taoyuan Road No. 1, Dongguan Taiwan Biological Technology Cooperation Center 1 Building 1 room 05 Applicant after: Dongguan Bo and Regenerative Medicine Co.,Ltd. Address before: 710024 Shaanxi city of Xi'an Province South Second Ring Road, Yanta District Qinglong District Albert City building 11003 room 03 No. 1 vision Applicant before: SHAANXI BOYU REGENERATIVE MEDICINE Co.,Ltd. |
|
CB02 | Change of applicant information | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder |
Address after: Taiwan high tech park of Songshan Lake high tech Industrial Development Zone of Dongguan City, Guangdong province 523808 Taoyuan Road No. 1, Dongguan Taiwan Biological Technology Cooperation Center 1 Building 1 room 05 Patentee after: GUANGDONG BO YU REGENERATIVE MEDICINE CO.,LTD. Address before: Taiwan high tech park of Songshan Lake high tech Industrial Development Zone of Dongguan City, Guangdong province 523808 Taoyuan Road No. 1, Dongguan Taiwan Biological Technology Cooperation Center 1 Building 1 room 05 Patentee before: Dongguan Bo and Regenerative Medicine Co.,Ltd. |
|
CP01 | Change in the name or title of a patent holder | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171208 |
|
CF01 | Termination of patent right due to non-payment of annual fee |