CN112608791A - 一种‘香金’精油及其应用 - Google Patents
一种‘香金’精油及其应用 Download PDFInfo
- Publication number
- CN112608791A CN112608791A CN202011346610.9A CN202011346610A CN112608791A CN 112608791 A CN112608791 A CN 112608791A CN 202011346610 A CN202011346610 A CN 202011346610A CN 112608791 A CN112608791 A CN 112608791A
- Authority
- CN
- China
- Prior art keywords
- essential oil
- xiangjin
- oil
- essential
- lavender
- 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
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
- C11B9/00—Essential oils; Perfumes
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N65/00—Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N65/00—Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
- A01N65/40—Liliopsida [monocotyledons]
- A01N65/48—Zingiberaceae [Ginger family], e.g. ginger or galangal
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K36/00—Medicinal preparations of undetermined constitution containing material from algae, lichens, fungi or plants, or derivatives thereof, e.g. traditional herbal medicines
- A61K36/18—Magnoliophyta (angiosperms)
- A61K36/185—Magnoliopsida (dicotyledons)
- A61K36/23—Apiaceae or Umbelliferae (Carrot family), e.g. dill, chervil, coriander or cumin
- A61K36/236—Ligusticum (licorice-root)
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K36/00—Medicinal preparations of undetermined constitution containing material from algae, lichens, fungi or plants, or derivatives thereof, e.g. traditional herbal medicines
- A61K36/18—Magnoliophyta (angiosperms)
- A61K36/185—Magnoliopsida (dicotyledons)
- A61K36/28—Asteraceae or Compositae (Aster or Sunflower family), e.g. chamomile, feverfew, yarrow or echinacea
- A61K36/287—Chrysanthemum, e.g. daisy
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K36/00—Medicinal preparations of undetermined constitution containing material from algae, lichens, fungi or plants, or derivatives thereof, e.g. traditional herbal medicines
- A61K36/18—Magnoliophyta (angiosperms)
- A61K36/185—Magnoliopsida (dicotyledons)
- A61K36/53—Lamiaceae or Labiatae (Mint family), e.g. thyme, rosemary or lavender
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K36/00—Medicinal preparations of undetermined constitution containing material from algae, lichens, fungi or plants, or derivatives thereof, e.g. traditional herbal medicines
- A61K36/18—Magnoliophyta (angiosperms)
- A61K36/185—Magnoliopsida (dicotyledons)
- A61K36/54—Lauraceae (Laurel family), e.g. cinnamon or sassafras
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K36/00—Medicinal preparations of undetermined constitution containing material from algae, lichens, fungi or plants, or derivatives thereof, e.g. traditional herbal medicines
- A61K36/18—Magnoliophyta (angiosperms)
- A61K36/88—Liliopsida (monocotyledons)
- A61K36/906—Zingiberaceae (Ginger family)
- A61K36/9068—Zingiber, e.g. garden ginger
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
- A61P31/04—Antibacterial agents
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
- C11B9/00—Essential oils; Perfumes
- C11B9/02—Recovery or refining of essential oils from raw materials
- C11B9/025—Recovery by solvent extraction
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
- C11B9/00—Essential oils; Perfumes
- C11B9/02—Recovery or refining of essential oils from raw materials
- C11B9/027—Recovery of volatiles by distillation or stripping
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
Landscapes
- Health & Medical Sciences (AREA)
- Natural Medicines & Medicinal Plants (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Biotechnology (AREA)
- Microbiology (AREA)
- Mycology (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- Pharmacology & Pharmacy (AREA)
- Medicinal Chemistry (AREA)
- Veterinary Medicine (AREA)
- Botany (AREA)
- Alternative & Traditional Medicine (AREA)
- Medical Informatics (AREA)
- Wood Science & Technology (AREA)
- Epidemiology (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Agronomy & Crop Science (AREA)
- Plant Pathology (AREA)
- Dentistry (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Communicable Diseases (AREA)
- Oncology (AREA)
- General Chemical & Material Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Medicines Containing Plant Substances (AREA)
Abstract
本发明公开了一种‘香金’精油,包括菊花‘香金’的花的成分。本发明所述‘香金’精油能够应用于日化产品、动物饲料或动物杀菌药物,所述的‘香金’精油能够抑制或杀灭大肠杆菌的活性。
Description
技术领域
本发明涉及一种精油,特别是涉及一种‘香金’精油及其应用。
背景技术
‘香金’(Chrysanthemum morifolium‘Xiangjin’)属于菊科菊属,是利用菊属的野生种质资源和菊花品种进行远缘杂交,在杂种后代中选择的芳香菊花优系。至今未见有关于香金的花提取精油的相关报道。
发明内容
本发明要解决的技术问题是提供一种‘香金’精油及其应用。
一种‘香金’精油,包括菊花‘香金’的花的成分。
一种精油,包括所述的‘香金’精油。
本发明所述的精油,其中,所述精油包括‘香金’精油、川芎精油、珊瑚姜精油、山苍籽精油、薰衣草精油和基础油。
本发明所述的精油,其中,所述精油包括‘香金’精油、川芎精油、珊瑚姜精油、山苍籽精油、薰衣草精油和基础油;所述‘香金’精油、川芎精油、珊瑚姜精油、山苍籽精油、薰衣草精油的体积比为3:1:1:2:1.5。
本发明所述的精油,其中,所述‘香金’精油的浓度为3%;所述基础油为葡萄籽油,甜杏仁油或橄榄油。
本发明所述的‘香金’精油在抑菌中的应用。
本发明所述的应用,其中,所述‘香金’精油能够应用于日化产品、动物饲料或动物杀菌药物,所述日化产品包括肥皂、洗面奶、洗发液、洗手液、消毒液。
本发明所述的应用,其中,所述‘香金’精油能够抑制或杀灭大肠杆菌的活性。
本发明所述的应用,其中,所述大肠杆菌的菌株为DH5α。
本发明所述的‘香金’精油的制备方法,包括如下步骤:将3千克‘香金’的花加入蒸馏锅中,加6升水,采用电陶炉加热,2000瓦加热至沸腾,后调至1200瓦,打开冷凝水,蒸馏2小时,获得3.5毫升精油;精油提取率为1.17/1000。
本发明‘香金’精油与现有技术不同之处在于:‘香金’精油富含萜烯类芳香物质,具有良好的杀菌、消炎等功能;实验证明‘香金’精油对大肠杆菌具有很强的杀灭和抑制作用,可添加到肥皂、洗面奶、洗发液、洗手液、消毒液等日化产品中,加强这类产品的抑菌杀菌功能;也可以添加到动物饲料或者开发成动物杀菌药物;开发‘香金’的花提取精油有利于菊花的深度加工,提升菊花产业的附加值,该成果转化后将助力菊花特色产业发展,带动农民增收致富。
下面结合附图对本发明的‘香金’精油及其应用作进一步说明。
附图说明
图1为本发明‘香金’精油抑菌效果验证图,其中,A.‘香金’精油处理;B.CK对照;
图2为本发明‘香金’精油杀菌效果的验证图,其中,A1~A3,‘香金’精油处理组;A4,CK。
具体实施方式
实施例1
一种‘香金’精油,包括‘香金’的花的成分。
具体制备方法包括如下步骤:将3千克香金的花加入蒸馏锅中,加6升水,采用电陶炉加热,2000瓦加热至沸腾,后调至1500瓦,打开冷凝水,蒸馏2小时,获得3.5毫升精油;精油提取率(精油重量/花重量)为1.17/1000。
精油主要成分及其相对含量:见表1。
功能:抑制杀灭大肠杆菌;大肠杆菌的血清型能够引起人体或动物胃肠道感染,主要是由特定的菌毛抗原、致病性毒素等感染引起的,除胃肠道感染以外,还会引起尿道感染、关节炎、脑膜炎以及败血型感染等。此外,大肠杆菌对畜牧业危害很大,动物的大肠杆菌病可以发生在多种家畜、家禽、养殖经济动物以及其他陆生动物和某些水产动物,其中猪和鸡是最为易感的,而且危害十分严重。经实验验证,‘香金’精油对大肠杆菌具有很强的杀灭和抑制作用。
表1.‘香金’精油主要成分及其相对含量
‘香金’精油功能验证实验:
为验证‘香金’精油对大肠杆菌的抑菌和杀菌效果,选取了较难抑制大肠杆菌DH5α实验材料。
本实验选用大肠杆菌标准菌株DH5α,1×108CFU/ml菌液均匀涂布于无抗生素的LB平板上,在其上挖出直径1cm的小孔,取100μl精油原液加至圆孔中,以圆孔无精油的培养皿作为对照,37℃培养24h。
1、精油抑菌效果
如图1所示,37℃、24h培养后的菌落生长状况如下。‘香金’精油处理组均出现明显抑菌带,对照组无抑菌带,说明精油对大肠杆菌的生长有很强的抑制作用。
‘香金’精油抑菌带宽度为:3.25mm、2.25mm、3mm,平均2.8±0.55mm。‘香金’精油的抑菌带极显著。
2、精油杀菌效果
如图2所示,分别划取处理组抑菌带区域和非抑菌带区域的培养基(CK),在新培养基上进行划线37℃培养24h。发现从抑菌带区域选取的培养基在新培养基培养后,仅有极少甚至没有菌落长出。而从非抑菌带区域选取的培养基,在新培养基上划线培养后,细菌能正常生长并形成菌落。说明在精油发挥作用的区域中,大部分细菌被杀死或生长活性受到影响。
本发明实验结果证明‘香金’精油对大肠杆菌中最难杀灭的菌株DH5α具有很好的抑菌和杀菌作用,除此之外,研究还对大肠杆菌的其他菌株也进行了类似的验证试验,结果发现‘香金’精油对大肠杆菌均具有良好的杀灭和抑制作用。
‘香金’精油可添加到肥皂、洗面奶、洗发液、洗手液、消毒液等日化产品中,加强这类产品的抑菌杀菌功能;也可以添加到动物饲料或者开发成动物杀菌药物。
以上所述的实施例仅仅是对本发明的优选实施方式进行描述,并非对本发明的范围进行限定,在不脱离本发明设计精神的前提下,本领域普通技术人员对本发明的技术方案作出的各种变形和改进,均应落入本发明权利要求书确定的保护范围内。
Claims (10)
1.一种‘香金’精油,其特征在于:包括菊花‘香金’的花的成分。
2.一种精油,其特征在于:包括权利要求1所述的‘香金’精油。
3.根据权利要求2所述的精油,其特征在于:所述精油包括‘香金’精油、川芎精油、珊瑚姜精油、山苍籽精油、薰衣草精油和基础油。
4.根据权利要求3所述的精油,其特征在于:所述精油包括‘香金’精油、川芎精油、珊瑚姜精油、山苍籽精油、薰衣草精油和基础油;所述‘香金’精油、川芎精油、珊瑚姜精油、山苍籽精油、薰衣草精油的体积比为3:1:1:2:1.5。
5.根据权利要求4所述的精油,其特征在于:所述‘香金’精油的浓度为3%;所述基础油为葡萄籽油,甜杏仁油或橄榄油。
6.权利要求1所述的‘香金’精油在抑菌中的应用。
7.根据权利要求6所述的应用,其特征在于,所述‘香金’精油能够应用于日化产品、动物饲料或动物杀菌药物,所述日化产品包括肥皂、洗面奶、洗发液、洗手液、消毒液。
8.根据权利要求7所述的应用,其特征在于,所述‘香金’精油能够抑制或杀灭大肠杆菌的活性。
9.根据权利要求8所述的应用,其特征在于,所述大肠杆菌的菌株为DH5α。
10.权利要求1所述的‘香金’精油的制备方法,其特征在于:包括如下步骤:将3千克‘香金’的花加入蒸馏锅中,加6升水,采用电陶炉加热,2000瓦加热至沸腾,后调至1200瓦,打开冷凝水,蒸馏2小时,获得3.5毫升精油;精油提取率为1.17/1000。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011346610.9A CN112608791A (zh) | 2020-11-26 | 2020-11-26 | 一种‘香金’精油及其应用 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011346610.9A CN112608791A (zh) | 2020-11-26 | 2020-11-26 | 一种‘香金’精油及其应用 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN112608791A true CN112608791A (zh) | 2021-04-06 |
Family
ID=75225908
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202011346610.9A Pending CN112608791A (zh) | 2020-11-26 | 2020-11-26 | 一种‘香金’精油及其应用 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN112608791A (zh) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20030085169A (ko) * | 2002-04-29 | 2003-11-05 | 주식회사 백텍 | 산국의 정유 추출물을 함유하는 항균 및 항진균 조성물 및약제학적 제제와 그 용도 |
KR20110120394A (ko) * | 2010-04-29 | 2011-11-04 | 덕성여자대학교 산학협력단 | 국화 꽃으로부터 추출된 항균 조성물 |
CN104186787A (zh) * | 2014-08-15 | 2014-12-10 | 宁国徽煌茶业有限公司 | 一种龙胆香金保健沫茶及其制备方法 |
KR20150057612A (ko) * | 2013-11-20 | 2015-05-28 | 전라남도 | 산국 정유를 함유하는 향료 조성물 |
CN107455395A (zh) * | 2017-08-07 | 2017-12-12 | 崇州市富易生物科技有限公司 | 用于抑菌防感染的植物精油 |
CN108669095A (zh) * | 2018-07-23 | 2018-10-19 | 天津大学 | 一种从玫瑰中提取抑菌物质的方法 |
CN109628223A (zh) * | 2018-12-07 | 2019-04-16 | 东南大学 | 一种菊花精油的制备方法 |
-
2020
- 2020-11-26 CN CN202011346610.9A patent/CN112608791A/zh active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20030085169A (ko) * | 2002-04-29 | 2003-11-05 | 주식회사 백텍 | 산국의 정유 추출물을 함유하는 항균 및 항진균 조성물 및약제학적 제제와 그 용도 |
KR20110120394A (ko) * | 2010-04-29 | 2011-11-04 | 덕성여자대학교 산학협력단 | 국화 꽃으로부터 추출된 항균 조성물 |
KR20150057612A (ko) * | 2013-11-20 | 2015-05-28 | 전라남도 | 산국 정유를 함유하는 향료 조성물 |
CN104186787A (zh) * | 2014-08-15 | 2014-12-10 | 宁国徽煌茶业有限公司 | 一种龙胆香金保健沫茶及其制备方法 |
CN107455395A (zh) * | 2017-08-07 | 2017-12-12 | 崇州市富易生物科技有限公司 | 用于抑菌防感染的植物精油 |
CN108669095A (zh) * | 2018-07-23 | 2018-10-19 | 天津大学 | 一种从玫瑰中提取抑菌物质的方法 |
CN109628223A (zh) * | 2018-12-07 | 2019-04-16 | 东南大学 | 一种菊花精油的制备方法 |
Non-Patent Citations (3)
Title |
---|
杨志芬等: "野菊花精油的提取及其在功能性日用品中的应用", 《吉首大学学报(自然科学版)》 * |
胡浩斌等: "子午岭野菊花挥发油的化学成分及抑菌活性", 《新疆大学学报(自然科学版)》 * |
迪里努尔.阿布都热合曼等: "昆仑雪菊油树脂精油成分分析及抑菌活性", 《食品与发酵工业》 * |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN105008526B (zh) | 噬菌体、包括其的组成物及其应用 | |
CN105324481B (zh) | 噬菌体、包括其的组成物及其应用 | |
CN110438091A (zh) | 一株新的肺炎克雷伯氏菌噬菌体及其应用 | |
Li et al. | Stabilizing the bactericidal activity of hydrogen peroxide: a brandnew function of certain chinese herbs | |
CN111296496A (zh) | 一种养殖场用消毒剂、制备方法及应用 | |
CN107432263A (zh) | 全生态鱼鸭套养的方法 | |
CN104872391A (zh) | 一种含肉桂油的饲料杀菌添加剂 | |
JP4820662B2 (ja) | 天然植物抽出物を利用した魚類寄生虫駆虫用組成物{Anthelminticcompositionforfishparasiteusingnaturalplantextracts} | |
JP2022529137A (ja) | 官能基化された二酸化チタンのナノ粒子化合物の様々な使用方法 | |
KR102171948B1 (ko) | 허브 혼합 에센셜 오일을 유효성분으로 함유하는 항균 및 항진균 조성물 | |
CN106822092B (zh) | 一种抑制嗜水气单胞菌感染的药物组合物 | |
CN111493097A (zh) | 一种抑制病毒和致病菌的集合型消毒剂及其制备方法 | |
CN107951961A (zh) | 一种用于对虾养殖的中草药消毒液 | |
CN112608791A (zh) | 一种‘香金’精油及其应用 | |
CN106963758A (zh) | 一种防治鱼卵水霉病的制剂及其应用 | |
CN106943389B (zh) | 一种防治鱼卵水霉病的制剂及其应用 | |
Abdulhasan | The biological effect of Rosmarinus officinelis L. essential oil on biofilm formation and some fimbrial genes (fimH-1 and mrkD) of Klebseilla pneumoniae | |
Kovalenko et al. | Antibacterial effect of vegetable essential oils based on metal nanoparticles in vitro | |
CN105076833A (zh) | 一种白甲鱼稚鱼配合饲料及其制备方法 | |
CN111632126B (zh) | 一种治疗宠物腹泻的生物制剂 | |
CN107823325A (zh) | 鱼类病菌抑制剂 | |
CN107232238A (zh) | 一种山苍子精油在控制辣椒疫病上的应用 | |
CN112516237A (zh) | 一种宠物用杀菌除臭喷雾剂及其制备方法 | |
CN105901405A (zh) | 无抗生素肉鸡的饲喂方法 | |
CN101926830A (zh) | 一种抗菌剂 |
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 | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210406 |
|
RJ01 | Rejection of invention patent application after publication |