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Extract from the Register of European Patents

EP About this file: EP2448637

EP2448637 - USE OF ONE OR A COMBINATION OF PHYTO-CANNABINOIDS IN THE TREATMENT OF EPILEPSY [Right-click to bookmark this link]
StatusPatent maintained as amended
Status updated on  06.05.2022
Database last updated on 02.11.2024
Most recent event   Tooltip06.05.2022Patent maintained (B2 publication)published on 08.06.2022  [2022/23]
Applicant(s)For all designated states
GW Pharma Limited
Sovereign House
Histon
Cambridge CB24 9BZ / GB
For all designated states
Otsuka Pharmaceutical Co. Limited
9, Kanda-Tsukasamachi 2-chome
Chiyoda-ku
Tokyo
101-8535 / JP
[2022/23]
Former [2015/18]For all designated states
GW Pharma Limited
Sovereign House
Histon
Cambridge CB24 9BZ / GB
For all designated states
Otsuka Pharmaceutical Co. Limited
9, Kanda-Tsukasamachi 2-chome
Chiyoda-ku
Tokyo
101-8535 / JP
Former [2014/11]For all designated states
GW Pharma Limited
Porton Down Science Park Salisbury
Wiltshire SP4 0JQ / GB
For all designated states
Otsuka Pharmaceutical Co. Limited
9, Kanda-Tsukasamachi 2-chome
Chiyoda-ku
Tokyo
101-8535 / JP
Former [2012/19]For all designated states
GW Pharma Limited
Porton Down Science Park Salisbury
Wiltshire SP4 0JR / GB
For all designated states
Otsuka Pharmaceutical Co., Ltd.
9, Kanda-Tsukasa-machi 2-chome Chiyoda-ku
Tokyo 101-8535 / JP
Inventor(s)01 / WHALLEY, Ben
School of Pharmacy
University of Reading
Whiteknights
PO Box 226
Reading RG6 6AP / GB
02 / STEPHENS, Gary
School of Pharmacy
University of Reading
Whiteknights
PO Box 226
Reading RG6 6AP / GB
03 / WILLIAMS, Claire
School of Pharmacy
University of Reading
Whiteknights
PO Box 226
Reading RG6 6AP / GB
04 / GUY, Geoffrey
GW Pharmaceuticals Limited
Porton Down Science Park
Salisbury SP4 0JQ / GB
05 / WRIGHT, Stephen
GW Pharmaceuticals Limited
Porton Down Science Park
Salisbury SP4 0JQ / GB
06 / KIKUCHI, Tetsuro
Otsuka Pharmaceutical Company Limited
1-7-1, Doshomachi Chuo-ku
Osaka-shi
Osaka 5410045 / JP
 [2014/11]
Former [2012/19]01 / WHALLEY, Ben
School of Pharmacy
University of Reading
Whiteknights
PO Box 226
Reading RG6 6AP / GB
02 / STEPHENS, Gary
School of Pharmacy
University of Reading
Whiteknights
PO Box 226
Reading RG6 6AP / GB
03 / WILLIAMS, Claire
School of Pharmacy
University of Reading
Whiteknights
PO Box 226
Reading RG6 6AP / GB
04 / GUY, Geoffrey
GW Pharmaceuticals Limited
Porton Down Science Park
Salisbury SP4 0JQ / GB
05 / WRIGHT, Stephen
GW Pharmaceuticals Limited
Porton Down Science Park
Salisbury SP4 0JQ / GB
06 / KIKUCHI, Tetsuro
Otsuka Pharmaceutical Company Limited
1-7-1, Doshomaohi Chuo-ku
Osaka-shi
Osaka 6410045 / JP
Representative(s)HGF
HGF Limited
1 City Walk
Leeds LS11 9DX / GB
[2022/23]
Former [2014/07]Wells, Andrew, et al
Harrison Goddard Foote LLP
4th Floor, Merchant Exchange
17-19 Whitworth Street West
Manchester M1 5WG / GB
Former [2012/19]Harrison Goddard Foote
4th Floor
Merchant Exchange
17-19 Whitworth Street West
Manchester
M1 5WG / GB
Application number, filing date10734541.529.06.2010
[2022/23]
WO2010GB51066
Priority number, dateGB2009001158003.07.2009         Original published format: GB 0911580
[2012/19]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2011001169
Date:06.01.2011
Language:EN
[2011/01]
Type: A1 Application with search report 
No.:EP2448637
Date:09.05.2012
Language:EN
The application published by WIPO in one of the EPO official languages on 06.01.2011 takes the place of the publication of the European patent application.
[2012/19]
Type: B1 Patent specification 
No.:EP2448637
Date:12.03.2014
Language:EN
[2014/11]
Type: B2 New European patent specification 
No.:EP2448637
Date:08.06.2022
Language:EN
[2022/23]
Search report(s)International search report - published on:EP06.01.2011
ClassificationIPC:A61P25/08, A61K31/352
[2012/19]
CPC:
A61K31/05 (EP,CN,GB,KR,US); A61K31/658 (KR); A61K31/352 (EP,CN,GB,KR,US);
A61K36/185 (GB,KR); A61K9/0019 (KR); A61P25/00 (EP);
A61P25/08 (EP,KR); A61P25/10 (EP); A61P25/12 (EP);
A61P43/00 (EP); A61K2121/00 (KR) (-)
C-Set:
A61K31/05, A61K2300/00 (CN);
A61K31/352, A61K2300/00 (CN)
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,   SE,   SI,   SK,   SM,   TR [2012/19]
TitleGerman:VERWENDUNG EINES PHYTOCANNABINOIDS ODER EINER KOMBINATION AUS PHYTOCANNABINOIDEN ZUR BEHANDLUNG VON EPILEPSIE[2012/19]
English:USE OF ONE OR A COMBINATION OF PHYTO-CANNABINOIDS IN THE TREATMENT OF EPILEPSY[2012/19]
French:UTILISATION D'UN PHYTO-CANNABINOIDE OU D'UNE COMBINAISON DE PHYTO-CANNABINOIDES DANS LE TRAITEMENT DE L'EPILEPSIE[2012/19]
Entry into regional phase31.01.2012National basic fee paid 
31.01.2012Designation fee(s) paid 
31.01.2012Examination fee paid 
Examination procedure03.05.2011Request for preliminary examination filed
International Preliminary Examining Authority: EP
31.01.2012Examination requested  [2012/19]
23.10.2012Despatch of a communication from the examining division (Time limit: M04)
15.02.2013Reply to a communication from the examining division
01.10.2013Communication of intention to grant the patent
31.01.2014Fee for grant paid
31.01.2014Fee for publishing/printing paid
03.04.2017Observations by third parties
04.02.2020Observations by third parties
Divisional application(s)EP14153495.8  / EP2727626
EP20175934.7  / EP3718603
The date of the Examining Division's first communication in respect of the earliest application for which a communication has been issued is  23.10.2012
Opposition(s)Opponent(s)01  05.12.2014  10.12.2014  ADMISSIBLE
Insys Therapeutics, Inc.
1333 South Spectrum Blvd, Suite 100
Chandler, AZ 85286 / US
Opponent's representative
Carpmaels & Ransford LLP, et al, et al
One Southampton Row
London WC1B 5HA / GB
 [2021/37]
Former [2021/10]
Opponent(s)01  05.12.2014  10.12.2014  ADMISSIBLE
Insys Therapeutics, Inc.
1333 South Spectrum Blvd, Suite 100
Chandler, AZ 85286 / US
Opponent's representative
Goodfellow, Hugh Robin, et al, et al
Carpmaels & Ransford LLP
One Southampton Row
London WC1B 5HA / GB
Former [2018/52]
Opponent(s)01  05.12.2014  10.12.2014  ADMISSIBLE
Insys Therapeutics, Inc.
1333 South Spectrum Blvd, Suite 100
Chandler, AZ 85286 / US
Opponent's representative
Elkington & Fife LLP, et al, et al
Prospect House
8 Pembroke Road
Sevenoaks, Kent TN13 1XR / GB
Former [2015/03]
Opponent(s)01  05.12.2014  10.12.2014  ADMISSIBLE
Insys Therapeutics, Inc.
1333 South Spectrum Blvd, Suite 100
Chandler, AZ 85286 / US
Opponent's representative
Kingsbury, Oliver William, et al, et al
Elkington and Fife LLP
Prospect House
8 Pembroke Road
Sevenoaks, Kent TN13 1XR / GB
20.01.2015Invitation to proprietor to file observations on the notice of opposition
29.05.2015Reply of patent proprietor to notice(s) of opposition
10.11.2016Date of oral proceedings
15.12.2016Despatch of interlocutory decision in opposition
15.12.2016Despatch of minutes of oral proceedings
14.10.2021Legal effect of interlocutory decision in opposition
31.01.2022Despatch of communication that the patent will be maintained as amended
28.04.2022Fee for printing new specification paid
Appeal following opposition05.12.2016Appeal received No.  T0007/17
21.04.2017Statement of grounds filed
14.10.2021Result of appeal procedure: appeal of the opponent was rejected
12.01.2022Despatch of the decision of the Board of Appeal
14.02.2017Appeal received No.  T0007/17
13.04.2017Statement of grounds filed
06.07.2021Invitation to file observations in an appeal (Time limit: M02) [2021/28]
16.09.2021Date of receipt of observations in an appeal [2021/38]
14.10.2021Result of appeal procedure: appeal of the opponent was rejected
12.01.2022Despatch of the decision of the Board of Appeal
14.10.2021Date of oral proceedings
Fees paidRenewal fee
31.03.2012Renewal fee patent year 03
02.04.2013Renewal fee patent year 04
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Lapses during opposition  TooltipAL12.03.2014
MK12.03.2014
SM12.03.2014
[2018/46]
Former [2018/30]MK12.03.2014
SM12.03.2014
Former [2016/22]SM12.03.2014
Cited inInternational search[A]WO2004016246  (GW PHARMA LTD [GB], et al);
 [A]US2006039959  (WESSLING WERNER [DE]);
 [A]WO2006054057  (GW PHARMA LTD [GB], et al);
 [A]WO2009007697  (GW PHARMA LTD [GB], et al);
by applicantWO02064109
 WO2004016277
 WO2006054057
 WO2009007697
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.