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Extract from the Register of European Patents

EP About this file: EP3630907

EP3630907 - PROCESS FOR PREPARING A SOLUTION OF LIGNIN IN AN AQUEOUS MEDIUM [Right-click to bookmark this link]
StatusExamination is in progress
Status updated on  18.08.2023
Database last updated on 24.08.2024
FormerRequest for examination was made
Status updated on  06.03.2020
FormerThe international publication has been made
Status updated on  01.12.2018
Most recent event   Tooltip03.06.2024New entry: Renewal fee paid 
Applicant(s)For all designated states
Stora Enso Oyj
P.O. Box 309
00101 Helsinki / FI
[2020/15]
Inventor(s)01 / ZAFAR, Ashar
Oxelv gen 43
138 32 lta / SE
02 / EKSTR M, Jesper
Resare Bengts Plan 3
121 45 Johanneshov / SE
 [2020/15]
Representative(s)Steinrud, Henrik
Stora Enso AB
Group Intellectual Property
Box 9090
65009 Karlstad / SE
[2020/15]
Application number, filing date18806936.322.05.2018
[2020/15]
WO2018IB53597
Priority number, dateSE2017005064323.05.2017         Original published format: SE 1750643
[2020/15]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2018215922
Date:29.11.2018
Language:EN
[2018/48]
Type: A1 Application with search report 
No.:EP3630907
Date:08.04.2020
Language:EN
The application published by WIPO in one of the EPO official languages on 29.11.2018 takes the place of the publication of the European patent application.
[2020/15]
Search report(s)International search report - published on:SE29.11.2018
(Supplementary) European search report - dispatched on:EP09.02.2021
ClassificationIPC:C09J197/00, C08G8/10, C08L61/06, C08L97/00, C09D197/00, C09J161/06, B27N3/00, C08H7/00, C08G8/38, C09J161/12
[2021/10]
CPC:
C08L97/005 (EP,US); B27N1/0209 (EP,US); B27N3/002 (EP);
C08G8/38 (EP,US); C08H6/00 (EP); C09J161/12 (EP);
C09J197/005 (EP) (-)
Former IPC [2020/15]C09J197/00, C08G8/10, C08L61/06, C08L97/00, C09D197/00, C09J161/06, B27N3/00, C08H7/00
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 [2020/15]
TitleGerman:VERFAHREN ZUR HERSTELLUNG EINER LIGNINLÖSUNG IN EINEM WÄSSRIGEN MEDIUM[2020/15]
English:PROCESS FOR PREPARING A SOLUTION OF LIGNIN IN AN AQUEOUS MEDIUM[2020/15]
French:PROCÉDÉ DE PRÉPARATION D'UNE SOLUTION DE LIGNINE DANS UN MILIEU AQUEUX[2020/15]
Entry into regional phase02.01.2020National basic fee paid 
02.01.2020Search fee paid 
02.01.2020Designation fee(s) paid 
02.01.2020Examination fee paid 
Examination procedure02.01.2020Examination requested  [2020/15]
02.09.2021Amendment by applicant (claims and/or description)
17.08.2023Despatch of a communication from the examining division (Time limit: M06)
14.02.2024Reply to a communication from the examining division
Fees paidRenewal fee
02.06.2020Renewal fee patent year 03
31.05.2021Renewal fee patent year 04
31.05.2022Renewal fee patent year 05
31.05.2023Renewal fee patent year 06
31.05.2024Renewal fee patent year 07
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Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Documents cited:Search   [ ] - No further relevant documents disclosed
International search[A]US4113675  (CLARKE MICHAEL R, et al) [A] 1-14 * ; whole document; abstract *;
 [A]WO9424192  (ALCELL TECH INC [CA], et al) [A] 1-14* ; page 3, line 5 - page 3, line 10; page 26, line 20 - page 27, line 14 *;
 [A]US5866642  (MCVAY TED M [US], et al) [A] 1-14 * ; column 5, line 6 - column 5, line 8; column 5, line 32 - column 5, line 47; column 6, line 45 - column 6, line 57; column 7, line 66 - column 8, line 57; column 9, line 60 -column 10, line 32; Example 2 *;
 [XY]CN101348698  (INST CHEM IND FOREST PROD CAF [CN]) [X] 1-6, 10-12 * ; paragraphs [0006], [0008], [0011], [0017], [0039]-[0073] * [Y] 7-9, 13-14;
 [X]CN102848443  (ZHEJIANG ANJI DOUBLE TIGER BAMBOO & WOOD INDUSTRY CO LTD) [X] 1-3, 6, 10-12 * ; paragraphs [0002], [0004], [0021 ]-[0023] *;
 [YA]WO2013144454  (UPM KYMMENE CORP [FI]) [Y] 7-9, 13-14 * ; page 9, line 3 - page 9, line 10; page 5, line 27 - page 6, line 17; page 24, line 1 - page 25, line 25 * [A] 4-5;
 [X]  - LIN-WU ZHAO et al., "Utilization of Softwood Kraft Lignin as Adhesive for the Manufacture of Reconstituted Wood", Journal of Wood Chemistry and Technology, vol. 14, no. 1, pages 127 - 145, XP055345175 [X] 1, 2, 6, 10 * ; page 130, paragraph [0003]; page 141, paragraph [0002]; figure 2 *

DOI:   http://dx.doi.org/10.1080/02773819408003090
by applicantUS4113675
 WO2006031175
    - MALUTAN et al., BioResources, (20080000), vol. 3, no. 1, pages 13 - 20
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.