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

Italy joins the Federated Register

Click here for more information on the Federated Register.

2025-06-12

More...
blank Related links

Release notes
European Patent Register Assistant
European Patent Register User Manual
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: EP3469021

EP3469021 - MULTILAYER ASSEMBLY COMPRISING SILANE-GRAFTED POLYOLEFIN [Right-click to bookmark this link]
StatusPatent revoked
Status updated on  25.07.2025
Database last updated on 11.04.2026
FormerThe patent has been granted
Status updated on  18.09.2020
FormerGrant of patent is intended
Status updated on  15.07.2020
FormerRequest for examination was made
Status updated on  15.03.2019
FormerThe international publication has been made
Status updated on  16.12.2017
Formerunknown
Status updated on  09.05.2017
Most recent event   Tooltip19.12.2025Lapse of the patent in a contracting state
New state(s): TR		published on 21.01.2026  [2026/04]
Applicant(s)For all designated states
FINPROJECT S.p.A.
Via San Gabriele, 96
62010 Morrovalle (MC) / IT
[2023/15]
Former [2019/16]For all designated states
PADANAPLAST S.R.L.
Strada Paganina, 3
43010 Roccabianca (PR) / IT
Inventor(s)01 / CASALE, Antonello
Via A.Galletti 59
26100 Cremona (CR) / IT
02 / MALMASSARI, Clara
Via d' Azzeglio Massimo 5
43017 San Secondo Parmense (PR) / IT
03 / MIOZZO, Luciano
Via Goldoni 37/b
21100 Varese (VA) / IT
 [2019/16]
Representative(s)Zanoli, Enrico, et al
Zanoli & Giavarini S.p.A.
Via Melchiorre Gioia, 64
20125 Milano / IT
[2019/16]
Application number, filing date17719858.703.05.2017
[2019/16]
WO2017EP60461
Priority number, dateEP2016017372709.06.2016         Original published format: EP 16173727
[2019/16]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2017211503
Date:14.12.2017
Language:EN
[2017/50]
Type: A1 Application with search report 
No.:EP3469021
Date:17.04.2019
Language:EN
The application published by WIPO in one of the EPO official languages on 14.12.2017 takes the place of the publication of the European patent application.
[2019/16]
Type: B1 Patent specification 
No.:EP3469021
Date:21.10.2020
Language:EN
[2020/43]
Search report(s)International search report - published on:EP14.12.2017
ClassificationIPC:C08L23/08, C08L23/26, B32B27/08, B32B17/10, H01L31/054, H01L31/042
[2019/16]
CPC:
C08L23/0815 (EP,KR,US); C08L23/26 (EP,KR,US); B32B17/10036 (EP);
B32B17/1055 (EP); B32B17/10935 (EP); B32B27/08 (US);
B32B37/182 (US); C08F210/16 (KR); C08F8/42 (KR);
B32B2270/00 (US); B32B2457/12 (US); C08F2500/12 (KR);
C08L101/10 (US); C08L2203/204 (EP,KR,US); C08L2205/025 (EP,KR,US);
C08L2205/05 (EP,KR,US); C08L23/0892 (US); C08L2312/08 (US);
Y02E10/50 (EP); Y02E10/52 (EP); Y10T428/31663 (US) (-)
C-Set:
C08L23/0815, C08L23/0815 (EP,US);
C08L23/26, C08L23/26 (US,EP)
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 [2019/16]
Extension statesBANot yet paid
MENot yet paid
Validation statesMANot yet paid
MDNot yet paid
TitleGerman:MEHRSCHICHTIGE ANORDNUNG MIT SILANGEPFROPFTEM POLYOLEFIN[2019/16]
English:MULTILAYER ASSEMBLY COMPRISING SILANE-GRAFTED POLYOLEFIN[2019/16]
French:ENSEMBLE MULTICOUCHE COMPRENANT UNE POLYOLÉFINE GREFFÉE PAR UN SILANE[2020/30]
Former [2019/16]ASSEMBLAGE MULTICOUCHE COMPRENANT UNE POLYOLÉFINE GREFFÉE PAR UN SILANE
Entry into regional phase13.12.2018National basic fee paid 
13.12.2018Designation fee(s) paid 
13.12.2018Examination fee paid 
Examination procedure13.12.2018Examination requested  [2019/16]
13.12.2018Date on which the examining division has become responsible
25.07.2019Amendment by applicant (claims and/or description)
16.07.2020Communication of intention to grant the patent
09.09.2020Fee for grant paid
09.09.2020Fee for publishing/printing paid
09.09.2020Receipt of the translation of the claim(s)
Opposition(s)Opponent(s)01  20.07.2021  22.07.2021  ADMISSIBLE
The Dow Chemical Company
2211 H.H. Dow Way
Midland MI 48674 / US
Opponent's representative
Boult Wade Tennant LLP
Salisbury Square House
8 Salisbury Square
London EC4Y 8AP / GB
 [2021/34]
04.08.2021Invitation to proprietor to file observations on the notice of opposition
10.12.2021Reply of patent proprietor to notice(s) of opposition
01.02.2023Date of oral proceedings
13.03.2023Despatch of interlocutory decision in opposition
13.03.2023Despatch of minutes of oral proceedings
30.04.2025Legal effect of revocation of patent [2025/35]
23.07.2025Despatch of communication that the patent will be revoked
Appeal following opposition12.05.2023Appeal received No.  T0886/23
12.05.2023Payment of appeal fee
20.07.2023Statement of grounds filed
30.04.2025Result of appeal procedure: revocation of the patent
23.07.2025Despatch of the decision of the Board of Appeal
30.04.2025Date of oral proceedings
Fees paidRenewal fee
02.05.2019Renewal fee patent year 03
03.03.2020Renewal 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.
Lapses during opposition  TooltipHU03.05.2017
AL21.10.2020
CY21.10.2020
DK21.10.2020
EE21.10.2020
FI21.10.2020
HR21.10.2020
LT21.10.2020
LV21.10.2020
MC21.10.2020
MK21.10.2020
MT21.10.2020
NL21.10.2020
RS21.10.2020
SE21.10.2020
SI21.10.2020
SK21.10.2020
SM21.10.2020
TR21.10.2020
BG21.01.2021
NO21.01.2021
GR22.01.2021
IS21.02.2021
PT22.02.2021
IE03.05.2021
LU03.05.2021
[2026/04]
Former [2024/42]HU03.05.2017
AL21.10.2020
CY21.10.2020
DK21.10.2020
EE21.10.2020
FI21.10.2020
HR21.10.2020
LT21.10.2020
LV21.10.2020
MC21.10.2020
MK21.10.2020
MT21.10.2020
NL21.10.2020
RS21.10.2020
SE21.10.2020
SI21.10.2020
SK21.10.2020
SM21.10.2020
BG21.01.2021
NO21.01.2021
GR22.01.2021
IS21.02.2021
PT22.02.2021
IE03.05.2021
LU03.05.2021
Former [2024/22]HU03.05.2017
AL21.10.2020
CY21.10.2020
DK21.10.2020
EE21.10.2020
FI21.10.2020
HR21.10.2020
LT21.10.2020
LV21.10.2020
MC21.10.2020
MK21.10.2020
NL21.10.2020
RS21.10.2020
SE21.10.2020
SI21.10.2020
SK21.10.2020
SM21.10.2020
BG21.01.2021
NO21.01.2021
GR22.01.2021
IS21.02.2021
PT22.02.2021
IE03.05.2021
LU03.05.2021
Former [2023/33]HU03.05.2017
AL21.10.2020
CY21.10.2020
DK21.10.2020
EE21.10.2020
FI21.10.2020
HR21.10.2020
LT21.10.2020
LV21.10.2020
MC21.10.2020
NL21.10.2020
RS21.10.2020
SE21.10.2020
SI21.10.2020
SK21.10.2020
SM21.10.2020
BG21.01.2021
NO21.01.2021
GR22.01.2021
IS21.02.2021
PT22.02.2021
IE03.05.2021
LU03.05.2021
Former [2023/30]AL21.10.2020
CY21.10.2020
DK21.10.2020
EE21.10.2020
FI21.10.2020
HR21.10.2020
LT21.10.2020
LV21.10.2020
MC21.10.2020
NL21.10.2020
RS21.10.2020
SE21.10.2020
SI21.10.2020
SK21.10.2020
SM21.10.2020
BG21.01.2021
NO21.01.2021
GR22.01.2021
IS21.02.2021
PT22.02.2021
IE03.05.2021
LU03.05.2021
Former [2022/23]AL21.10.2020
DK21.10.2020
EE21.10.2020
FI21.10.2020
HR21.10.2020
LT21.10.2020
LV21.10.2020
MC21.10.2020
NL21.10.2020
RS21.10.2020
SE21.10.2020
SI21.10.2020
SK21.10.2020
SM21.10.2020
BG21.01.2021
NO21.01.2021
GR22.01.2021
IS21.02.2021
PT22.02.2021
IE03.05.2021
LU03.05.2021
Former [2022/21]AL21.10.2020
DK21.10.2020
EE21.10.2020
FI21.10.2020
HR21.10.2020
LT21.10.2020
LV21.10.2020
MC21.10.2020
NL21.10.2020
RS21.10.2020
SE21.10.2020
SI21.10.2020
SK21.10.2020
SM21.10.2020
BG21.01.2021
NO21.01.2021
GR22.01.2021
PT22.02.2021
IE03.05.2021
LU03.05.2021
IS24.12.2021
Former [2022/10]AL21.10.2020
DK21.10.2020
EE21.10.2020
FI21.10.2020
HR21.10.2020
LT21.10.2020
LV21.10.2020
MC21.10.2020
NL21.10.2020
RS21.10.2020
SE21.10.2020
SI21.10.2020
SK21.10.2020
SM21.10.2020
BG21.01.2021
NO21.01.2021
GR22.01.2021
PT22.02.2021
LU03.05.2021
IS24.12.2021
Former [2022/09]AL21.10.2020
DK21.10.2020
EE21.10.2020
FI21.10.2020
HR21.10.2020
LT21.10.2020
LV21.10.2020
MC21.10.2020
NL21.10.2020
RS21.10.2020
SE21.10.2020
SI21.10.2020
SK21.10.2020
SM21.10.2020
BG21.01.2021
NO21.01.2021
GR22.01.2021
IS21.02.2021
PT22.02.2021
LU03.05.2021
Former [2022/07]AL21.10.2020
DK21.10.2020
EE21.10.2020
FI21.10.2020
HR21.10.2020
LT21.10.2020
LV21.10.2020
MC21.10.2020
NL21.10.2020
RS21.10.2020
SE21.10.2020
SI21.10.2020
SK21.10.2020
SM21.10.2020
BG21.01.2021
NO21.01.2021
GR22.01.2021
IS21.02.2021
PT22.02.2021
Former [2021/50]AL21.10.2020
DK21.10.2020
EE21.10.2020
FI21.10.2020
HR21.10.2020
LT21.10.2020
LV21.10.2020
NL21.10.2020
RS21.10.2020
SE21.10.2020
SI21.10.2020
SK21.10.2020
SM21.10.2020
BG21.01.2021
NO21.01.2021
GR22.01.2021
IS21.02.2021
PT22.02.2021
Former [2021/45]AL21.10.2020
DK21.10.2020
EE21.10.2020
FI21.10.2020
HR21.10.2020
LT21.10.2020
LV21.10.2020
NL21.10.2020
RS21.10.2020
SE21.10.2020
SK21.10.2020
SM21.10.2020
BG21.01.2021
NO21.01.2021
GR22.01.2021
IS21.02.2021
PT22.02.2021
Former [2021/37]DK21.10.2020
EE21.10.2020
FI21.10.2020
HR21.10.2020
LT21.10.2020
LV21.10.2020
NL21.10.2020
RS21.10.2020
SE21.10.2020
SK21.10.2020
SM21.10.2020
BG21.01.2021
NO21.01.2021
GR22.01.2021
IS21.02.2021
PT22.02.2021
Former [2021/36]EE21.10.2020
FI21.10.2020
HR21.10.2020
LT21.10.2020
LV21.10.2020
NL21.10.2020
RS21.10.2020
SE21.10.2020
SK21.10.2020
SM21.10.2020
BG21.01.2021
NO21.01.2021
GR22.01.2021
IS21.02.2021
PT22.02.2021
Former [2021/35]FI21.10.2020
HR21.10.2020
LT21.10.2020
LV21.10.2020
NL21.10.2020
RS21.10.2020
SE21.10.2020
SK21.10.2020
SM21.10.2020
BG21.01.2021
NO21.01.2021
GR22.01.2021
IS21.02.2021
PT22.02.2021
Former [2021/33]FI21.10.2020
HR21.10.2020
LT21.10.2020
LV21.10.2020
NL21.10.2020
RS21.10.2020
SE21.10.2020
SM21.10.2020
BG21.01.2021
NO21.01.2021
GR22.01.2021
IS21.02.2021
PT22.02.2021
Former [2021/32]FI21.10.2020
HR21.10.2020
LV21.10.2020
NL21.10.2020
RS21.10.2020
SE21.10.2020
SM21.10.2020
BG21.01.2021
NO21.01.2021
GR22.01.2021
IS21.02.2021
PT22.02.2021
Former [2021/30]FI21.10.2020
HR21.10.2020
LV21.10.2020
NL21.10.2020
RS21.10.2020
SE21.10.2020
BG21.01.2021
NO21.01.2021
GR22.01.2021
IS21.02.2021
PT22.02.2021
Former [2021/28]FI21.10.2020
HR21.10.2020
LV21.10.2020
RS21.10.2020
SE21.10.2020
BG21.01.2021
NO21.01.2021
GR22.01.2021
IS21.02.2021
PT22.02.2021
Former [2021/25]FI21.10.2020
LV21.10.2020
RS21.10.2020
SE21.10.2020
BG21.01.2021
NO21.01.2021
GR22.01.2021
IS21.02.2021
PT22.02.2021
Former [2021/24]FI21.10.2020
LV21.10.2020
RS21.10.2020
SE21.10.2020
BG21.01.2021
NO21.01.2021
GR22.01.2021
PT22.02.2021
Former [2021/23]FI21.10.2020
LV21.10.2020
RS21.10.2020
SE21.10.2020
NO21.01.2021
GR22.01.2021
PT22.02.2021
Former [2021/22]FI21.10.2020
RS21.10.2020
NO21.01.2021
PT22.02.2021
Former [2021/21]FI21.10.2020
PT22.02.2021
Former [2021/20]FI21.10.2020
Cited inInternational search[A] US8795570  (PARNELL SHANE et al.)
 [A] FR2960238  (NEXANS et al.)
by applicantUS2006201544
 WO2012082261
 WO9107075
   A. D. MCNAUGHT AND A. WILKINSON.: "Compendium of Chemical Terminology, 2nd ed", 1997, BLACKWELL SCIENTIFIC PUBLICATIONS
   "Ullmann's Encyclopedia of Industrial Chemistry 6th Edition,", 2000, article "Polyolefins"
OppositionWO2014176088
 WO2008036708
 US2014096825
 EP2439239
 EP2804223
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.