CN101945999B - 使用稳定辅酶的脱氢酶稳定作用 - Google Patents

使用稳定辅酶的脱氢酶稳定作用 Download PDF

Info

Publication number
CN101945999B
CN101945999B CN200980105640.6A CN200980105640A CN101945999B CN 101945999 B CN101945999 B CN 101945999B CN 200980105640 A CN200980105640 A CN 200980105640A CN 101945999 B CN101945999 B CN 101945999B
Authority
CN
China
Prior art keywords
enzyme
coenzyme
nad
stabilized
stabilizing
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
Application number
CN200980105640.6A
Other languages
English (en)
Chinese (zh)
Other versions
CN101945999A (zh
Inventor
D·海因德尔
C·霍恩
C·加斯勒迪切
J·霍内斯
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
F Hoffmann La Roche AG
Original Assignee
F Hoffmann La Roche AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by F Hoffmann La Roche AG filed Critical F Hoffmann La Roche AG
Publication of CN101945999A publication Critical patent/CN101945999A/zh
Application granted granted Critical
Publication of CN101945999B publication Critical patent/CN101945999B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N9/00Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
    • C12N9/96Stabilising an enzyme by forming an adduct or a composition; Forming enzyme conjugates
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N9/00Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
    • C12N9/0004Oxidoreductases (1.)
    • C12N9/0006Oxidoreductases (1.) acting on CH-OH groups as donors (1.1)
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N9/00Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
    • C12N9/0004Oxidoreductases (1.)
    • C12N9/0012Oxidoreductases (1.) acting on nitrogen containing compounds as donors (1.4, 1.5, 1.6, 1.7)
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N9/00Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
    • C12N9/0004Oxidoreductases (1.)
    • C12N9/0012Oxidoreductases (1.) acting on nitrogen containing compounds as donors (1.4, 1.5, 1.6, 1.7)
    • C12N9/0014Oxidoreductases (1.) acting on nitrogen containing compounds as donors (1.4, 1.5, 1.6, 1.7) acting on the CH-NH2 group of donors (1.4)
    • C12N9/0016Oxidoreductases (1.) acting on nitrogen containing compounds as donors (1.4, 1.5, 1.6, 1.7) acting on the CH-NH2 group of donors (1.4) with NAD or NADP as acceptor (1.4.1)
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12QMEASURING 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
    • C12Q1/00Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
    • C12Q1/26Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving oxidoreductase
    • C12Q1/32Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving oxidoreductase involving dehydrogenase
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12YENZYMES
    • C12Y101/00Oxidoreductases acting on the CH-OH group of donors (1.1)
    • C12Y101/01Oxidoreductases acting on the CH-OH group of donors (1.1) with NAD+ or NADP+ as acceptor (1.1.1)
    • C12Y101/01001Alcohol dehydrogenase (1.1.1.1)
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12YENZYMES
    • C12Y101/00Oxidoreductases acting on the CH-OH group of donors (1.1)
    • C12Y101/01Oxidoreductases acting on the CH-OH group of donors (1.1) with NAD+ or NADP+ as acceptor (1.1.1)
    • C12Y101/01006Glycerol dehydrogenase (1.1.1.6)
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12YENZYMES
    • C12Y101/00Oxidoreductases acting on the CH-OH group of donors (1.1)
    • C12Y101/01Oxidoreductases acting on the CH-OH group of donors (1.1) with NAD+ or NADP+ as acceptor (1.1.1)
    • C12Y101/01027L-Lactate dehydrogenase (1.1.1.27)
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12YENZYMES
    • C12Y101/00Oxidoreductases acting on the CH-OH group of donors (1.1)
    • C12Y101/01Oxidoreductases acting on the CH-OH group of donors (1.1) with NAD+ or NADP+ as acceptor (1.1.1)
    • C12Y101/01028D-Lactate dehydrogenase (1.1.1.28)
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12YENZYMES
    • C12Y101/00Oxidoreductases acting on the CH-OH group of donors (1.1)
    • C12Y101/01Oxidoreductases acting on the CH-OH group of donors (1.1) with NAD+ or NADP+ as acceptor (1.1.1)
    • C12Y101/01037Malate dehydrogenase (1.1.1.37)
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12YENZYMES
    • C12Y101/00Oxidoreductases acting on the CH-OH group of donors (1.1)
    • C12Y101/01Oxidoreductases acting on the CH-OH group of donors (1.1) with NAD+ or NADP+ as acceptor (1.1.1)
    • C12Y101/01047Glucose 1-dehydrogenase (1.1.1.47)
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12YENZYMES
    • C12Y104/00Oxidoreductases acting on the CH-NH2 group of donors (1.4)
    • C12Y104/01Oxidoreductases acting on the CH-NH2 group of donors (1.4) with NAD+ or NADP+ as acceptor (1.4.1)
    • C12Y104/01005L-Amino-acid dehydrogenase (1.4.1.5)

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Genetics & Genomics (AREA)
  • General Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Microbiology (AREA)
  • Biotechnology (AREA)
  • Molecular Biology (AREA)
  • Medicinal Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biophysics (AREA)
  • Immunology (AREA)
  • Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
  • Enzymes And Modification Thereof (AREA)
CN200980105640.6A 2008-02-19 2009-02-19 使用稳定辅酶的脱氢酶稳定作用 Expired - Fee Related CN101945999B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP08003054A EP2093284A1 (de) 2008-02-19 2008-02-19 Stabilisierung von Dehydrogenasen mit stabilen Coenzymen
EP08003054.7 2008-02-19
PCT/EP2009/001206 WO2009103540A1 (de) 2008-02-19 2009-02-19 Stabilisierung von dehydrogenasen mit stabilen coenzymen

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN201410680334.8A Division CN104450659A (zh) 2008-02-19 2009-02-19 使用稳定辅酶的脱氢酶稳定作用

Publications (2)

Publication Number Publication Date
CN101945999A CN101945999A (zh) 2011-01-12
CN101945999B true CN101945999B (zh) 2016-06-08

Family

ID=39768713

Family Applications (3)

Application Number Title Priority Date Filing Date
CN200980105640.6A Expired - Fee Related CN101945999B (zh) 2008-02-19 2009-02-19 使用稳定辅酶的脱氢酶稳定作用
CN201410680334.8A Pending CN104450659A (zh) 2008-02-19 2009-02-19 使用稳定辅酶的脱氢酶稳定作用
CN2010800085457A Pending CN102325896A (zh) 2008-02-19 2010-02-12 干化学层中具有低活性的酶的快速反应动力学

Family Applications After (2)

Application Number Title Priority Date Filing Date
CN201410680334.8A Pending CN104450659A (zh) 2008-02-19 2009-02-19 使用稳定辅酶的脱氢酶稳定作用
CN2010800085457A Pending CN102325896A (zh) 2008-02-19 2010-02-12 干化学层中具有低活性的酶的快速反应动力学

Country Status (15)

Country Link
US (2) US9896666B2 (https=)
EP (2) EP2093284A1 (https=)
JP (2) JP5758128B2 (https=)
KR (3) KR101381004B1 (https=)
CN (3) CN101945999B (https=)
AR (1) AR070436A1 (https=)
AU (1) AU2009216908B9 (https=)
BR (1) BRPI0907839A2 (https=)
CA (1) CA2721718C (https=)
HK (1) HK1208703A1 (https=)
MX (1) MX2010008920A (https=)
RU (1) RU2499834C2 (https=)
TW (1) TWI482860B (https=)
WO (1) WO2009103540A1 (https=)
ZA (1) ZA201006638B (https=)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7553615B2 (en) * 2005-07-28 2009-06-30 Roche Diagnostics Operations, Inc. Compounds, methods, complexes, apparatuses and uses relating to stabile forms of NAD/NADH
EP2093284A1 (de) 2008-02-19 2009-08-26 F.Hoffmann-La Roche Ag Stabilisierung von Dehydrogenasen mit stabilen Coenzymen
EP2226007A1 (de) 2009-02-19 2010-09-08 Roche Diagnostics GmbH Testelementmagazin mit abgedeckten Testfeldern
EP2226008A1 (de) 2009-02-19 2010-09-08 Roche Diagnostics GmbH Verfahren zur Herstellung eines analytischen Magazins
EP2398388B1 (de) 2009-02-19 2020-04-08 Roche Diabetes Care GmbH Platzsparende magazinierung analytischer hilfsmittel
KR20130127555A (ko) * 2009-02-19 2013-11-22 에프. 호프만-라 로슈 아게 건식 화학 층에서 낮은 활성을 갖는 효소의 고속 반응 속도
EP2398909B1 (de) 2009-02-19 2015-07-22 F. Hoffmann-La Roche AG Schnelle reaktionskinetik von enzymen mit niedriger aktivität in trockenen chemieschichten
EP2292751A1 (de) * 2009-08-20 2011-03-09 Roche Diagnostics GmbH Stabilisierung von Enzymen mit stabilen Coenzymen
EP2513648B1 (de) * 2009-12-16 2015-05-27 F.Hoffmann-La Roche Ag Detektion der zersetzung von enzymen in einem testelement durch kontrollierte freisetzung von geschütztem analyt
EP2636750A1 (en) * 2012-03-06 2013-09-11 Roche Diagniostics GmbH Compatible solute ectoine as well as derivatives thereof for enzyme stabilization
CN107024474B (zh) 2012-06-22 2020-11-06 霍夫曼-拉罗奇有限公司 用于检测体液中的分析物的方法和器件
US8921061B2 (en) * 2012-11-02 2014-12-30 Roche Diagnostics Operations, Inc. Reagent materials and associated test elements
US8920628B2 (en) 2012-11-02 2014-12-30 Roche Diagnostics Operations, Inc. Systems and methods for multiple analyte analysis
CN104870982B (zh) 2012-12-20 2019-02-15 霍夫曼-拉罗奇有限公司 用于评估医学测量曲线的方法
KR101750638B1 (ko) 2012-12-20 2017-06-23 에프. 호프만-라 로슈 아게 체액의 샘플을 분석하는 방법
EP2781919A1 (en) 2013-03-19 2014-09-24 Roche Diagniostics GmbH Method / device for generating a corrected value of an analyte concentration in a sample of a body fluid
WO2014180939A1 (en) 2013-05-08 2014-11-13 Roche Diagnostics Gmbh Stabilization of enzymes by nicotinic acid
HK1213296A1 (zh) * 2013-06-04 2016-06-30 豪夫迈‧罗氏有限公司 用於fret的新化合物及与其相关的方法
EP3063169B1 (en) 2013-10-29 2018-10-10 F. Hoffmann-La Roche AG Nano-enzyme containers for test elements
WO2015078899A1 (en) 2013-11-27 2015-06-04 Roche Diagnostics Gmbh Composition comprising up-converting phosphors for detecting an analyte
EP2927319A1 (en) 2014-03-31 2015-10-07 Roche Diagnostics GmbH High load enzyme immobilization by crosslinking
CA2945612C (en) 2014-04-14 2019-09-10 F. Hoffmann-La Roche Ag Phenazinium mediators
EP3183246B1 (en) 2014-08-22 2020-09-23 Roche Diagnostics GmbH Redoxindicators
CN107779459B (zh) * 2016-08-31 2021-06-08 安琪酵母股份有限公司 葡萄糖脱氢酶dna分子、载体和菌株及应用
CA3035874C (en) 2016-10-05 2025-09-09 F. Hoffmann-La Roche Ag DETECTION REAGENTS AND ELECTRODE ARRANGEMENTS FOR MULTI-ANALYTICAL DIAGNOSTIC TEST ELEMENTS, AS WELL AS THEIR METHODS OF USE
EP3339431A1 (en) 2016-12-22 2018-06-27 Roche Diabetes Care GmbH Glucose dehydrogenase variants with improved properties
EP3759231B1 (en) 2018-02-28 2023-10-18 F. Hoffmann-La Roche AG Biocompatibility coating for continuous analyte measurement

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998033936A1 (en) * 1997-02-04 1998-08-06 Specialty Assays, Inc. The use of nadph and nadh analogs in the measurement of enzyme activities and metabolites
WO2001049247A2 (en) * 1999-12-30 2001-07-12 Specialty Assays, Inc. Assays for analytes and enzymes practiced in the presence of nad and nadp analogues, and related assay kits
US20070026476A1 (en) * 2005-07-28 2007-02-01 Dieter Heindl Compounds, methods, complexes, apparatuses and uses relating to stabile forms of nad/nadh
WO2007012494A1 (de) * 2005-07-28 2007-02-01 F.Hoffmann-La Roche Ag Stabile nad/nadh-derivate

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1043568A1 (ru) * 1981-06-11 1983-09-23 Московский Ордена Ленина,Ордена Октябрьской Революции И Ордена Трудового Красного Знамени Государственный Университет Им.М.В.Ломоносова Способ определени активности дегидрогеназ крови
DE19543493A1 (de) * 1995-11-22 1997-05-28 Boehringer Mannheim Gmbh Stabilisierte Coenzym-Lösungen und deren Verwendung zur Bestimmung von Dehydrogenasen bzw. deren Substrate im alkalischen Milieu
AU2001262702A1 (en) 2000-06-07 2001-12-17 Asahi Kasei Kabushiki Kaisha Coenzyme derivatives and enzymes appropriate therefor
KR100753747B1 (ko) * 2000-10-31 2007-08-31 고지 소데 신규 글루코오스 탈수소효소 및 해당 탈수소효소의제조방법
JP2003310274A (ja) * 2002-04-30 2003-11-05 Amano Enzyme Inc グルコース脱水素酵素およびそれをコードする遺伝子
KR101002194B1 (ko) 2002-05-16 2011-01-13 에프. 호프만-라 로슈 아게 중합체 층의 제조 방법
JP2007502114A (ja) 2003-08-11 2007-02-08 コデクシス, インコーポレイテッド 改良されたグルコースデヒドロゲナーゼポリペプチドおよび関連ポリヌクレオチド
EP1722670B1 (en) 2004-03-06 2013-09-25 F.Hoffmann-La Roche Ag Body fluid sampling device
US7172890B2 (en) * 2004-10-28 2007-02-06 Roche Diagnostics Gmbh Inactivated enzyme variants and associated process and reagent system
EP2093284A1 (de) * 2008-02-19 2009-08-26 F.Hoffmann-La Roche Ag Stabilisierung von Dehydrogenasen mit stabilen Coenzymen
US20110313009A1 (en) 2008-07-17 2011-12-22 Horizon Pharma Usa, Inc. Nsaid dose unit formulations with h2-receptor antagonists and methods of use
EP2398909B1 (de) 2009-02-19 2015-07-22 F. Hoffmann-La Roche AG Schnelle reaktionskinetik von enzymen mit niedriger aktivität in trockenen chemieschichten

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998033936A1 (en) * 1997-02-04 1998-08-06 Specialty Assays, Inc. The use of nadph and nadh analogs in the measurement of enzyme activities and metabolites
WO2001049247A2 (en) * 1999-12-30 2001-07-12 Specialty Assays, Inc. Assays for analytes and enzymes practiced in the presence of nad and nadp analogues, and related assay kits
US20070026476A1 (en) * 2005-07-28 2007-02-01 Dieter Heindl Compounds, methods, complexes, apparatuses and uses relating to stabile forms of nad/nadh
WO2007012494A1 (de) * 2005-07-28 2007-02-01 F.Hoffmann-La Roche Ag Stabile nad/nadh-derivate

Also Published As

Publication number Publication date
JP6113405B2 (ja) 2017-04-12
TWI482860B (zh) 2015-05-01
EP2245152B1 (de) 2019-05-01
US20110143416A1 (en) 2011-06-16
BRPI0907839A2 (pt) 2015-08-11
RU2499834C2 (ru) 2013-11-27
HK1208703A1 (en) 2016-03-11
KR20120134142A (ko) 2012-12-11
US20180265849A1 (en) 2018-09-20
JP2011514153A (ja) 2011-05-06
CA2721718C (en) 2017-11-28
AU2009216908B2 (en) 2012-04-19
EP2093284A1 (de) 2009-08-26
KR101381004B1 (ko) 2014-04-08
ZA201006638B (en) 2011-06-29
AU2009216908B9 (en) 2012-07-05
AR070436A1 (es) 2010-04-07
AU2009216908A1 (en) 2009-08-27
MX2010008920A (es) 2010-09-07
JP2012517816A (ja) 2012-08-09
RU2010138610A (ru) 2012-03-27
CN102325896A (zh) 2012-01-18
JP5758128B2 (ja) 2015-08-05
WO2009103540A1 (de) 2009-08-27
TW200951222A (en) 2009-12-16
CA2721718A1 (en) 2009-08-27
CN104450659A (zh) 2015-03-25
US11220674B2 (en) 2022-01-11
KR20130081300A (ko) 2013-07-16
KR20100118995A (ko) 2010-11-08
US9896666B2 (en) 2018-02-20
CN101945999A (zh) 2011-01-12
EP2245152A1 (de) 2010-11-03

Similar Documents

Publication Publication Date Title
CN101945999B (zh) 使用稳定辅酶的脱氢酶稳定作用
JP5851401B2 (ja) 安定な補酵素による酵素の安定化
ES2443576T3 (es) Química esterilizable para elementos de ensayo
CA2750474C (en) Fast reaction kinetics of enzymes having low activity in dry chemistry layers
AU2012203453B2 (en) Stabilization of dehydrogenases using stable coenzymes
US20140322737A1 (en) Fast reaction kinetics of enzymes having low activity in dry chemistry layers
HK1152728B (en) Stabilization of dehydrogenases using stable coenzymes
HK1152728A (en) Stabilization of dehydrogenases using stable coenzymes
NZ587397A (en) Stabilization of dehydrogenases using stable chemically modified coenzymes
HK1170770A (en) Stabilization of enzymes using stable coenzymes
HK1170770B (en) Stabilization of enzymes using stable coenzymes
HK1166353A (en) Fast reaction kinetics of enzymes having low activity in dry chemistry layers

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into 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: 1152728

Country of ref document: HK

C14 Grant of patent or utility model
GR01 Patent grant
REG Reference to a national code

Ref country code: HK

Ref legal event code: GR

Ref document number: 1152728

Country of ref document: HK

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: 20160608

Termination date: 20200219