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Extract from the Register of European Patents

EP About this file: EP2778178

EP2778178 - METHOD FOR EXTRACTING BROWN ALGAE POLYSACCHARIDE VIA MICROWAVE CHEMICAL PROCESS [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  14.06.2019
Database last updated on 09.09.2024
FormerThe patent has been granted
Status updated on  06.07.2018
FormerGrant of patent is intended
Status updated on  19.02.2018
FormerExamination is in progress
Status updated on  13.02.2017
Most recent event   Tooltip03.07.2020Lapse of the patent in a contracting state
New state(s): CY, MK		published on 05.08.2020  [2020/32]
Applicant(s)For all designated states
Shenyang Kesi High-Technology Co. Ltd.
No.8 Shiji Road
Hunnan New District
Shenyang, Liaoning 110179 / CN
[2018/32]
Former [2014/38]For all designated states
Shenyang Kesi High-technology Co. Ltd.
No.8 Shiji Road
Hunnan New District
Shenyang, Liaoning 110179 / CN
Inventor(s)01 / ZHANG, Jinsong
No.8 Shiji Road
Hunnan New District
Shenyang Liaoning 110179 / CN
02 / LI, Mingtian
No.8 Shiji Road
Hunnan New District
Shenyang Liaoning 110179 / CN
03 / LIU, Zhiyu
No.8 Shiji Road
Hunnan New District
Shenyang Liaoning 110179 / CN
04 / XU, Lei
No.8 Shiji Road
Hunnan New District
Shenyang Liaoning 110179 / CN
 [2014/38]
Representative(s)Gramm, Lins & Partner Patent- und Rechtsanwälte PartGmbB
Freundallee 13a
30173 Hannover / DE
[2018/32]
Former [2014/38]Kalhammer, Georg, et al
Lederer & Keller
Patentanwälte Partnerschaft mbB
Unsöldstrasse 2
80538 München / DE
Application number, filing date12848103.301.11.2012
[2018/32]
WO2012CN83932
Priority number, dateCN20111034824207.11.2011         Original published format: CN201110348242
[2014/38]
Filing languageZH
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2013067896
Date:16.05.2013
Language:ZH
[2013/20]
Type: A1 Application with search report 
No.:EP2778178
Date:17.09.2014
Language:EN
[2014/38]
Type: B1 Patent specification 
No.:EP2778178
Date:08.08.2018
Language:EN
[2018/32]
Search report(s)International search report - published on:CN16.05.2013
(Supplementary) European search report - dispatched on:EP05.08.2015
ClassificationIPC:C08B37/00, C08B37/04, C08L5/04
[2015/36]
CPC:
C08B37/0084 (EP,US); A61P35/00 (EP); A61P37/04 (EP);
C08B37/0003 (EP,US); C08L5/04 (EP,US)
Former IPC [2014/38]C08B37/00, C08B37/04
Designated contracting statesAL,   AT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HR,   HU,   IE,   IS,   IT,   LI,   LT,   LU,   LV,   MC,   MK,   MT,   NL,   NO,   PL,   PT,   RO,   RS,   SE,   SI,   SK,   SM,   TR [2014/38]
Extension statesBANot yet paid
MENot yet paid
TitleGerman:VERFAHREN ZUR EXTRAKTION VON BRAUNALGEN-POLYSACCHARID DURCH EIN CHEMISCHES MIKROWELLENVERFAHREN[2014/38]
English:METHOD FOR EXTRACTING BROWN ALGAE POLYSACCHARIDE VIA MICROWAVE CHEMICAL PROCESS[2014/38]
French:PROCÉDÉ POUR L'EXTRACTION DE POLYSACCHARIDE D'ALGUES BRUNES PAR UN PROCESSUS CHIMIQUE PAR MICRO-ONDES[2014/38]
Entry into regional phase14.05.2014Translation filed 
14.05.2014National basic fee paid 
14.05.2014Search fee paid 
14.05.2014Designation fee(s) paid 
14.05.2014Examination fee paid 
Examination procedure14.05.2014Examination requested  [2014/38]
18.01.2016Amendment by applicant (claims and/or description)
10.03.2016Despatch of a communication from the examining division (Time limit: M04)
17.06.2016Reply to a communication from the examining division
29.09.2016Despatch of a communication from the examining division (Time limit: M04)
09.02.2017Reply to a communication from the examining division
26.05.2017Despatch of a communication from the examining division (Time limit: M04)
29.09.2017Reply to a communication from the examining division
20.02.2018Communication of intention to grant the patent
26.06.2018Fee for grant paid
26.06.2018Fee for publishing/printing paid
26.06.2018Receipt of the translation of the claim(s)
Divisional application(s)The date of the Examining Division's first communication in respect of the earliest application for which a communication has been issued is  10.03.2016
Opposition(s)09.05.2019No opposition filed within time limit [2019/29]
Fees paidRenewal fee
27.09.2014Renewal fee patent year 03
26.10.2015Renewal fee patent year 04
24.11.2016Renewal fee patent year 05
23.11.2017Renewal fee patent year 06
Opt-out from the exclusive  Tooltip
competence of the Unified
Patent Court		 See the Register of the Unified Patent Court for opt-out data
Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Lapses during opposition  TooltipHU01.11.2012
AL08.08.2018
AT08.08.2018
CY08.08.2018
CZ08.08.2018
DK08.08.2018
EE08.08.2018
ES08.08.2018
FI08.08.2018
HR08.08.2018
LT08.08.2018
LV08.08.2018
MC08.08.2018
MK08.08.2018
PL08.08.2018
PT08.08.2018
RO08.08.2018
RS08.08.2018
SI08.08.2018
SK08.08.2018
SM08.08.2018
TR08.08.2018
IE01.11.2018
LU01.11.2018
MT01.11.2018
BG08.11.2018
NO08.11.2018
GR09.11.2018
BE30.11.2018
CH30.11.2018
LI30.11.2018
IS08.12.2018
[2020/31]
Former [2020/30]HU01.11.2012
AL08.08.2018
AT08.08.2018
CZ08.08.2018
DK08.08.2018
EE08.08.2018
ES08.08.2018
FI08.08.2018
HR08.08.2018
LT08.08.2018
LV08.08.2018
MC08.08.2018
PL08.08.2018
PT08.08.2018
RO08.08.2018
RS08.08.2018
SI08.08.2018
SK08.08.2018
SM08.08.2018
TR08.08.2018
IE01.11.2018
LU01.11.2018
MT01.11.2018
BG08.11.2018
NO08.11.2018
GR09.11.2018
BE30.11.2018
CH30.11.2018
LI30.11.2018
IS08.12.2018
Former [2020/28]AL08.08.2018
AT08.08.2018
CZ08.08.2018
DK08.08.2018
EE08.08.2018
ES08.08.2018
FI08.08.2018
HR08.08.2018
LT08.08.2018
LV08.08.2018
MC08.08.2018
PL08.08.2018
PT08.08.2018
RO08.08.2018
RS08.08.2018
SI08.08.2018
SK08.08.2018
SM08.08.2018
TR08.08.2018
IE01.11.2018
LU01.11.2018
MT01.11.2018
BG08.11.2018
NO08.11.2018
GR09.11.2018
BE30.11.2018
CH30.11.2018
LI30.11.2018
IS08.12.2018
Former [2020/16]AL08.08.2018
AT08.08.2018
CZ08.08.2018
DK08.08.2018
EE08.08.2018
ES08.08.2018
FI08.08.2018
HR08.08.2018
LT08.08.2018
LV08.08.2018
MC08.08.2018
PL08.08.2018
RO08.08.2018
RS08.08.2018
SI08.08.2018
SK08.08.2018
SM08.08.2018
TR08.08.2018
IE01.11.2018
LU01.11.2018
MT01.11.2018
BG08.11.2018
NO08.11.2018
GR09.11.2018
BE30.11.2018
CH30.11.2018
LI30.11.2018
IS08.12.2018
Former [2020/08]AL08.08.2018
AT08.08.2018
CZ08.08.2018
DK08.08.2018
EE08.08.2018
ES08.08.2018
FI08.08.2018
HR08.08.2018
LT08.08.2018
LV08.08.2018
MC08.08.2018
PL08.08.2018
RO08.08.2018
RS08.08.2018
SI08.08.2018
SK08.08.2018
SM08.08.2018
IE01.11.2018
LU01.11.2018
MT01.11.2018
BG08.11.2018
NO08.11.2018
GR09.11.2018
BE30.11.2018
CH30.11.2018
LI30.11.2018
IS08.12.2018
Former [2019/51]AL08.08.2018
AT08.08.2018
CZ08.08.2018
DK08.08.2018
EE08.08.2018
ES08.08.2018
FI08.08.2018
HR08.08.2018
LT08.08.2018
LV08.08.2018
MC08.08.2018
PL08.08.2018
RO08.08.2018
RS08.08.2018
SI08.08.2018
SK08.08.2018
SM08.08.2018
IE01.11.2018
LU01.11.2018
BG08.11.2018
NO08.11.2018
GR09.11.2018
BE30.11.2018
CH30.11.2018
LI30.11.2018
IS08.12.2018
Former [2019/48]AL08.08.2018
AT08.08.2018
CZ08.08.2018
DK08.08.2018
EE08.08.2018
ES08.08.2018
FI08.08.2018
HR08.08.2018
LT08.08.2018
LV08.08.2018
MC08.08.2018
PL08.08.2018
RO08.08.2018
RS08.08.2018
SI08.08.2018
SK08.08.2018
SM08.08.2018
IE01.11.2018
LU01.11.2018
BG08.11.2018
NO08.11.2018
GR09.11.2018
CH30.11.2018
LI30.11.2018
IS08.12.2018
Former [2019/40]AL08.08.2018
AT08.08.2018
CZ08.08.2018
DK08.08.2018
EE08.08.2018
ES08.08.2018
FI08.08.2018
HR08.08.2018
LT08.08.2018
LV08.08.2018
MC08.08.2018
PL08.08.2018
RO08.08.2018
RS08.08.2018
SI08.08.2018
SK08.08.2018
SM08.08.2018
LU01.11.2018
BG08.11.2018
NO08.11.2018
GR09.11.2018
CH30.11.2018
LI30.11.2018
IS08.12.2018
Former [2019/37]AL08.08.2018
AT08.08.2018
CZ08.08.2018
DK08.08.2018
EE08.08.2018
ES08.08.2018
FI08.08.2018
HR08.08.2018
LT08.08.2018
LV08.08.2018
MC08.08.2018
PL08.08.2018
RO08.08.2018
RS08.08.2018
SI08.08.2018
SK08.08.2018
SM08.08.2018
LU01.11.2018
BG08.11.2018
NO08.11.2018
GR09.11.2018
IS08.12.2018
Former [2019/34]AL08.08.2018
AT08.08.2018
CZ08.08.2018
DK08.08.2018
ES08.08.2018
FI08.08.2018
HR08.08.2018
LT08.08.2018
LV08.08.2018
MC08.08.2018
PL08.08.2018
RO08.08.2018
RS08.08.2018
SK08.08.2018
SM08.08.2018
LU01.11.2018
BG08.11.2018
NO08.11.2018
GR09.11.2018
IS08.12.2018
Former [2019/33]AL08.08.2018
AT08.08.2018
CZ08.08.2018
DK08.08.2018
ES08.08.2018
FI08.08.2018
HR08.08.2018
LT08.08.2018
LV08.08.2018
MC08.08.2018
PL08.08.2018
RO08.08.2018
RS08.08.2018
SK08.08.2018
SM08.08.2018
BG08.11.2018
NO08.11.2018
GR09.11.2018
IS08.12.2018
Former [2019/26]AL08.08.2018
AT08.08.2018
CZ08.08.2018
DK08.08.2018
ES08.08.2018
FI08.08.2018
HR08.08.2018
LT08.08.2018
LV08.08.2018
PL08.08.2018
RO08.08.2018
RS08.08.2018
SK08.08.2018
SM08.08.2018
BG08.11.2018
NO08.11.2018
GR09.11.2018
IS08.12.2018
Former [2019/23]AL08.08.2018
AT08.08.2018
CZ08.08.2018
ES08.08.2018
FI08.08.2018
HR08.08.2018
LT08.08.2018
LV08.08.2018
PL08.08.2018
RO08.08.2018
RS08.08.2018
SK08.08.2018
BG08.11.2018
NO08.11.2018
GR09.11.2018
IS08.12.2018
Former [2019/22]AL08.08.2018
AT08.08.2018
CZ08.08.2018
FI08.08.2018
HR08.08.2018
LT08.08.2018
LV08.08.2018
PL08.08.2018
RO08.08.2018
RS08.08.2018
BG08.11.2018
NO08.11.2018
GR09.11.2018
IS08.12.2018
Former [2019/12]AL08.08.2018
AT08.08.2018
FI08.08.2018
HR08.08.2018
LT08.08.2018
LV08.08.2018
PL08.08.2018
RS08.08.2018
BG08.11.2018
NO08.11.2018
GR09.11.2018
IS08.12.2018
Former [2019/11]AT08.08.2018
FI08.08.2018
HR08.08.2018
LT08.08.2018
PL08.08.2018
RS08.08.2018
BG08.11.2018
NO08.11.2018
GR09.11.2018
IS08.12.2018
Former [2019/10]AT08.08.2018
FI08.08.2018
LT08.08.2018
PL08.08.2018
RS08.08.2018
BG08.11.2018
NO08.11.2018
GR09.11.2018
IS08.12.2018
Former [2019/08]FI08.08.2018
LT08.08.2018
NO08.11.2018
IS08.12.2018
Former [2019/07]LT08.08.2018
Documents cited:Search[A]WO2005014657  (PACIFIC INST OF BIOORG CHEMIST [RU], et al) [A] 1-15 * claims 1-9 *;
 [A]WO2008103234  (AVIGEN INC [US], et al) [A] 1-15 * examples 1,2 *;
 [XPI]CN102417549  (SHENZHEN CONSYS SCIENCE TECHNOLOGY CO LTD) [XP] 1-15 * the whole document * [I] 1-15;
 [A]  - ROSA M. RODRIGUEZ-JASSO ET AL, "Microwave-assisted extraction of sulfated polysaccharides (fucoidan) from brown seaweed", CARBOHYDRATE POLYMERS, (20110801), vol. 86, no. 3, doi:10.1016/j.carbpol.2011.06.006, ISSN 0144-8617, pages 1137 - 1144, XP055195831 [A] 1-15 * paragraph [2.3.] *

DOI:   http://dx.doi.org/10.1016/j.carbpol.2011.06.006
 [A]  - LUNDE G, "Seaweed as source of raw materials // Der Meerestang als Rohstoffquelle", ANGEWANDTE CHEMIE INTERNATIONAL EDITION, WILEY - V C H VERLAG GMBH & CO. KGAA, DE, (19370904), vol. 50, no. 36, ISSN 1433-7851, pages 731 - 734, XP002720985 [A] 1-15 * page 731 - page 733 *

DOI:   http://dx.doi.org/10.1002/ange.19370503602
 [AD]  - CHHATBAR M ET AL, "Microwave assisted rapid method for hydrolysis of sodium alginate for M/G ratio determination", CARBOHYDRATE POLYMERS, APPLIED SCIENCE PUBLISHERS, LTD. BARKING, GB, vol. 76, no. 4, doi:10.1016/J.CARBPOL.2008.11.033, ISSN 0144-8617, (20090516), pages 650 - 656, (20081206), XP026061227 [AD] 1-15 * page 650 - page 651; figure 2 *

DOI:   http://dx.doi.org/10.1016/j.carbpol.2008.11.033
 [A]  - NISHINO T ET AL, "Isolation and partial characterization of a novel beta-d-galactan sulfate from the brown seaweed Laminaria angustata var. longissima", CARBOHYDRATE POLYMERS, APPLIED SCIENCE PUBLISHERS, LTD. BARKING, GB, vol. 23, no. 3, doi:10.1016/0144-8617(94)90099-X, ISSN 0144-8617, (19940101), pages 165 - 173, (19940101), XP024147533 [A] 1-15 * page 166, column 2, paragraph 4 - page 167, column 1, paragraph 2 *

DOI:   http://dx.doi.org/10.1016/0144-8617(94)90099-X
 [A]  - ZVYAGINTSEVA T N ET AL, "A new procedure for the separation of water-soluble polysaccharides from brown seaweeds", CARBOHYDRATE RESEARCH, PERGAMON, GB, (19991123), vol. 322, no. 1-2, doi:10.1016/S0008-6215(99)00206-2, ISSN 0008-6215, pages 32 - 39, XP004362875 [A] 1-15 * page 37, column 2, paragraph 5 - page 38, column 1, paragraph 1 *

DOI:   http://dx.doi.org/10.1016/S0008-6215(99)00206-2
International search[A]JPS63316731  (KUREHA CHEMICAL IND CO LTD);
 [A]CN101250232  (GUOYING QIAN [CN]);
 [X]CN101993501  (UNIV ZHE JIANG SCI & TECH);
 [A]CN102180990  (UNIV JIANGNAN);
 [XP]CN102417549  (SHENZHEN CONSYS SCIENCE TECHNOLOGY CO LTD)
by applicant   - MAHESH CHHATBAR, CARBOHYDRATEPOLYMERS, (2009), vol. 76, pages 650 - 656
    - DIEGO A; NAVAROO, CARBOHYDRATEPOLYMERS, (2007), vol. 69, pages 742 - 747
    - WENJING TAI; GUANGLI YU; JIANDONG WU; XIA ZHAO, "Extract and physicochemical properties of four types of algae polysaccharides", JOURNAL OF OCEAN UNIVERSITY OF CHINA, (2010), vol. 40, no. 5, pages 23 - 26
    - JIANBO CONG; CHANGZHEN WANG; YAN LI, "Measurement of sulfate group content of brown algae sulfated polysaccharides - study of barium sulfate nephelometry", PHARMACEUTICAL JOURNAL OF CHINESE PEOPLE'S LIBERATION ARMY, (2003), vol. 19, no. 3, page 181
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.