blank Quick help
blank Maintenance news

Scheduled maintenance

Regular maintenance outages:
between 05.00 and 05.15 hrs CET (Monday to Sunday).

Other outages
Availability

2022.02.11

More...
blank News flashes

News Flashes

New version of the European Patent Register – SPC proceedings information in the Unitary Patent Register.

2024-07-24

More...
blank Related links

Release notes
European Patent Register Assistant
European Patent Register Resource Book
European Patent Register – pocket guide
FAQ - European Patent Register
Federated Register (Flyer)
Global Dossier (Flyer)
Register events
Deep link coverage
Federated Register content
The Patent Information Tour
Fair use charter

Extract from the Register of European Patents

EP About this file: EP4077579

EP4077579 - NOVEL PROCESS FOR PREPARING A BONDING RESIN [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  23.09.2022
Database last updated on 12.11.2024
FormerThe international publication has been made
Status updated on  25.06.2021
Most recent event   Tooltip02.07.2024The date on which the examining division becomes responsible, has been established 
02.07.2024Amendment by applicant 
Applicant(s)For all designated states
Stora Enso Oyj
P.O. Box 309
00101 Helsinki / FI
[2022/43]
Inventor(s)01 / ZAFAR, Ashar
Oxelvägen 43
138 32 Älta / SE
02 / EKSTRÖM, Jesper
Resare Bengts Plan 3
121 45 Johanneshov / SE
 [2022/43]
Representative(s)Steinrud, Henrik
Stora Enso AB
Group Intellectual Property
Box 9090
65009 Karlstad / SE
[2022/43]
Application number, filing date20903763.916.12.2020
[2022/43]
WO2020IB61998
Priority number, dateSE2019005151420.12.2019         Original published format: SE 1951514
[2022/43]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2021124127
Date:24.06.2021
Language:EN
[2021/25]
Type: A1 Application with search report 
No.:EP4077579
Date:26.10.2022
Language:EN
The application published by WIPO in one of the EPO official languages on 24.06.2021 takes the place of the publication of the European patent application.
[2022/43]
Search report(s)International search report - published on:SE24.06.2021
(Supplementary) European search report - dispatched on:EP14.12.2023
ClassificationIPC:C09J197/02, B27N3/00, B32B21/00, C07G1/00, C08H7/00, C08L63/00, C08L97/02, C09J163/00, C09D163/00, C09D197/02, C09J197/00, B27N1/00, B27N3/02, B27N3/04
[2024/03]
CPC:
B27N3/002 (EP,SE,US); C09J197/005 (EP,SE); C08L97/005 (SE,US);
B27N1/003 (EP); B32B21/00 (SE); B32B21/14 (US);
C07G1/00 (SE); C08F220/325 (US); C08H6/00 (EP,SE);
C08L63/00 (EP,SE); C09D163/00 (EP,SE); C09J163/00 (EP,SE);
B27N3/02 (EP); B27N3/04 (EP); C08L2201/54 (US);
C08L2312/00 (US); C09D197/005 (SE) (-)
Former IPC [2022/43]C09J197/02, B27N3/00, B32B21/00, C07G1/00, C08H7/00, C08L63/00, C08L97/02, C09J163/00, C09D163/00, C09D197/02
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 [2022/43]
TitleGerman:NEUARTIGES VERFAHREN ZUR HERSTELLUNG EINES BINDEHARZES[2022/43]
English:NOVEL PROCESS FOR PREPARING A BONDING RESIN[2022/43]
French:NOUVEAU PROCÉDÉ POUR LA PRÉPARATION D'UNE RÉSINE DE LIAISON[2022/43]
Entry into regional phase20.07.2022National basic fee paid 
20.07.2022Search fee paid 
20.07.2022Designation fee(s) paid 
20.07.2022Examination fee paid 
Examination procedure20.07.2022Examination requested  [2022/43]
01.07.2024Amendment by applicant (claims and/or description)
01.07.2024Date on which the examining division has become responsible
Fees paidRenewal fee
02.01.2023Renewal fee patent year 03
02.01.2024Renewal fee patent year 04
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.
Documents cited:Search[X]CA985114  (WESTVACO CORP) [X] 1,4,5 * examples 1-3 *;
 [X]US4999048  (FREEPONS DONALD [US]) [X] 1,2,4,5,9 * abstract * * column 5, line 37 - column 8, line 21; tables 2, 4 *;
 [I]JP2004210816  (ARACO CORP) [I] 1-13 * abstract ** paragraphs [0015] - [0016] - [0 22] *;
 [X]US2018355119  (BODE DANIEL [US], et al) [X] 1,3-5,9,10 * paragraphs [0002] , [0 18] - [0019] - [0 22] *;
 [I]  - NONAKA YUJI ET AL, "Synthesis of Lignin /Epoxy Resins in Aqueous Systems and Their Properties", HOLZFORSCHUNG: INTERNATIONAL JOURNAL OF THE BIOLOGY, CHEMISTRY, PHYSICS AND TECHNOLOGY OF WOOD, DE, vol. 51, no. 2, doi:10.1515/hfsg.1997.51.2.183, ISSN 0018-3830, (19970917), pages 183 - 187, URL: http://dx.doi.org/10.1515/hfsg.1997.51.2.183, XP055938460 [I] 1-13 * abstract * * page 183; figure 1 * * Experimental; page 183 - page 184 *

DOI:   http://dx.doi.org/10.1515/hfsg.1997.51.2.183
International search[X]US4486557  (GAUL JAMES M [US], et al) [X] 1-13;
 [X]JP2004210816  (ARACO CORP) [X] 1-13;
 [X]WO2015044893  (STORA ENSO OYJ [FI]) [X] 1-13;
 [X]US2018355119  (BODE DANIEL [US], et al) [X] 1-13 * ; paragraphs [0002], [0018]-[0019], [0022] *;
 [PX]WO2020008311  (STORA ENSO OYJ [FI]) [PX] 1-13 * ; all claims *;
 [PX]WO2020069984  (UNIV AARHUS [DK]) [PX] 1-13 * ; claims 1,11,20,22 *;
 [PX]WO2020070337  (ROCKWOOL INT [DK]) [PX] 1-13* ; claims 1,11,14,21,23 *;
 [X]  - NONAKA, Y. et al., "Synthesis of lignin/epoxy resins in aqueous systems and their properties", Holzforschung, (19970000), vol. 51, no. 2, doi:https://doi.org/10.1515/hfsg.1997.51.2.183;, pages 183 - 187, XP055938460 [X] 1-13 * abstract; "Preparation of lignin/epoxy resin" *

DOI:   http://dx.doi.org/10.1515/hfsg.1997.51.2.183
 [A]  - FACHE, M. et al., "New vanillin-derived diepoxy monomers for the synthesis of biobased thermosets", European Polymer Journal, (20150000), vol. 67, doi:10.1016/j.eurpolymj. 2014.10.01 1, pages 527 - 538, XP029230490 [A] 1-13 * ; abstract *

DOI:   http://dx.doi.org/10.1016/j.eurpolymj.2014.10.011
 [X]  - LI, R. L. et al., "A lignin-epoxy resin derived from biomass as an alternative to formaldehyde-based wood adhesives", Green Chemistry, (20180000), vol. 20, doi:10.1039/c7gc03026f; abstract, pages 1459 - 1466, XP055779821 [X] 1-13 * ; page 1463, column 1 - page 1464, column 2 *

DOI:   http://dx.doi.org/10.1039/C7GC03026F
 [X]  - DELMAS, G-H. et al., "BioligninTM based epoxy resins", Journal of Applied Polymer Science, (20130000), vol. 127, no. 3, doi:10.1002/app.37921, pages 1863 - 1872, XP055357164 [X] 1-13 * ; abstract; page 1865; "BioligninTM Based Epoxy Resin Synthesis" *

DOI:   http://dx.doi.org/10.1002/app.37921
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.