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: EP3186231

EP3186231 - PROCESS FOR PRODUCING FLUOROCYTOSINE AND FLUOROCYTOSINE DERIVATIVES [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  10.07.2020
Database last updated on 31.03.2026
FormerThe patent has been granted
Status updated on  07.06.2019
FormerGrant of patent is intended
Status updated on  26.03.2019
FormerExamination is in progress
Status updated on  29.06.2018
FormerRequest for examination was made
Status updated on  02.06.2017
FormerThe international publication has been made
Status updated on  21.03.2017
Most recent event   Tooltip01.07.2022Lapse of the patent in a contracting state
New state(s): MK		published on 03.08.2022  [2022/31]
Applicant(s)For all designated states
University of Durham
Palatine Centre
Stockton Road
Durham DH1 3LE / GB
[2019/44]
Former [2017/27]For all designated states
University of Durham
Mountjoy Research Centre
Block 2
Stockton Road
Durham DH1 3UP / GB
Inventor(s)01 / SANDFORD, Graham
15 Norwich Road
Newton Hall
Durham DH1 5QA / GB
02 / HARSANYI, Antal
5 Ivel Road
Stevenage, SG1 3HJ / GB
 [2019/28]
Former [2017/27]01 / SANDFORD, Graham
15 Norwich Road
Newton Hall
Durham DH1 5QA / GB
02 / HARSANYI, Antal
25 Young Street
Durham DH1 2JU / GB
Representative(s)HGF
HGF Limited
4th Floor, 1 City Square
Leeds LS1 2ES / GB
[N/P]
Former [2017/27]HGF Limited
4th Floor
Merchant Exchange
17-19 Whitworth Street West
Manchester M1 5WG / GB
Application number, filing date15753147.613.08.2015
[2017/27]
WO2015GB52342
Priority number, dateGB2014001531729.08.2014         Original published format: GB 201415317
[2017/27]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2016030662
Date:03.03.2016
Language:EN
[2016/09]
Type: A1 Application with search report 
No.:EP3186231
Date:05.07.2017
Language:EN
The application published by WIPO in one of the EPO official languages on 03.03.2016 takes the place of the publication of the European patent application.
[2017/27]
Type: B1 Patent specification 
No.:EP3186231
Date:10.07.2019
Language:EN
[2019/28]
Search report(s)International search report - published on:EP03.03.2016
ClassificationIPC:C07D239/47
[2017/27]
CPC:
C07D239/47 (EP,US); A61P13/10 (EP); A61P31/10 (EP);
A61P31/18 (EP); A61P31/20 (EP); A61P35/00 (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 [2017/27]
Extension statesBANot yet paid
MENot yet paid
Validation statesMANot yet paid
TitleGerman:VERFAHREN ZUR HERSTELLUNG VON FLUOROCYTOSIN UND FLUOROCYTOSINDERIVATEN[2017/27]
English:PROCESS FOR PRODUCING FLUOROCYTOSINE AND FLUOROCYTOSINE DERIVATIVES[2017/27]
French:PROCÉDÉ DE PRODUCTION DE FLUOROCYTOSINE ET DE DÉRIVÉS DE FLUOROCYTOSINE[2017/27]
Entry into regional phase17.03.2017National basic fee paid 
17.03.2017Designation fee(s) paid 
17.03.2017Examination fee paid 
Examination procedure17.03.2017Amendment by applicant (claims and/or description)
17.03.2017Examination requested  [2017/27]
17.03.2017Date on which the examining division has become responsible
29.06.2018Despatch of a communication from the examining division (Time limit: M04)
08.11.2018Reply to a communication from the examining division
27.03.2019Communication of intention to grant the patent
31.05.2019Fee for grant paid
31.05.2019Fee for publishing/printing paid
31.05.2019Receipt of the translation of the claim(s)
Opposition(s)03.06.2020No opposition filed within time limit [2020/33]
Fees paidRenewal fee
06.07.2017Renewal fee patent year 03
06.06.2018Renewal 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  TooltipHU13.08.2015
AL10.07.2019
AT10.07.2019
CY10.07.2019
CZ10.07.2019
DK10.07.2019
EE10.07.2019
ES10.07.2019
FI10.07.2019
HR10.07.2019
LT10.07.2019
LV10.07.2019
MC10.07.2019
MK10.07.2019
MT10.07.2019
NL10.07.2019
PL10.07.2019
RO10.07.2019
RS10.07.2019
SE10.07.2019
SI10.07.2019
SK10.07.2019
SM10.07.2019
TR10.07.2019
IE13.08.2019
LU13.08.2019
BE31.08.2019
BG10.10.2019
NO10.10.2019
GR11.10.2019
IS10.11.2019
PT11.11.2019
[2022/31]
Former [2021/34]HU13.08.2015
AL10.07.2019
AT10.07.2019
CY10.07.2019
CZ10.07.2019
DK10.07.2019
EE10.07.2019
ES10.07.2019
FI10.07.2019
HR10.07.2019
LT10.07.2019
LV10.07.2019
MC10.07.2019
MT10.07.2019
NL10.07.2019
PL10.07.2019
RO10.07.2019
RS10.07.2019
SE10.07.2019
SI10.07.2019
SK10.07.2019
SM10.07.2019
TR10.07.2019
IE13.08.2019
LU13.08.2019
BE31.08.2019
BG10.10.2019
NO10.10.2019
GR11.10.2019
IS10.11.2019
PT11.11.2019
Former [2021/32]HU13.08.2015
AL10.07.2019
AT10.07.2019
CY10.07.2019
CZ10.07.2019
DK10.07.2019
EE10.07.2019
ES10.07.2019
FI10.07.2019
HR10.07.2019
LT10.07.2019
LV10.07.2019
MC10.07.2019
NL10.07.2019
PL10.07.2019
RO10.07.2019
RS10.07.2019
SE10.07.2019
SI10.07.2019
SK10.07.2019
SM10.07.2019
TR10.07.2019
IE13.08.2019
LU13.08.2019
BE31.08.2019
BG10.10.2019
NO10.10.2019
GR11.10.2019
IS10.11.2019
PT11.11.2019
Former [2021/26]AL10.07.2019
AT10.07.2019
CY10.07.2019
CZ10.07.2019
DK10.07.2019
EE10.07.2019
ES10.07.2019
FI10.07.2019
HR10.07.2019
LT10.07.2019
LV10.07.2019
MC10.07.2019
NL10.07.2019
PL10.07.2019
RO10.07.2019
RS10.07.2019
SE10.07.2019
SI10.07.2019
SK10.07.2019
SM10.07.2019
TR10.07.2019
IE13.08.2019
LU13.08.2019
BE31.08.2019
BG10.10.2019
NO10.10.2019
GR11.10.2019
IS10.11.2019
PT11.11.2019
Former [2020/37]AL10.07.2019
AT10.07.2019
CZ10.07.2019
DK10.07.2019
EE10.07.2019
ES10.07.2019
FI10.07.2019
HR10.07.2019
LT10.07.2019
LV10.07.2019
MC10.07.2019
NL10.07.2019
PL10.07.2019
RO10.07.2019
RS10.07.2019
SE10.07.2019
SI10.07.2019
SK10.07.2019
SM10.07.2019
TR10.07.2019
IE13.08.2019
LU13.08.2019
BE31.08.2019
BG10.10.2019
NO10.10.2019
GR11.10.2019
IS10.11.2019
PT11.11.2019
Former [2020/36]AL10.07.2019
AT10.07.2019
CZ10.07.2019
DK10.07.2019
EE10.07.2019
ES10.07.2019
FI10.07.2019
HR10.07.2019
LT10.07.2019
LV10.07.2019
MC10.07.2019
NL10.07.2019
PL10.07.2019
RO10.07.2019
RS10.07.2019
SE10.07.2019
SK10.07.2019
SM10.07.2019
TR10.07.2019
IE13.08.2019
LU13.08.2019
BG10.10.2019
NO10.10.2019
GR11.10.2019
IS10.11.2019
PT11.11.2019
Former [2020/27]AL10.07.2019
AT10.07.2019
CZ10.07.2019
DK10.07.2019
EE10.07.2019
ES10.07.2019
FI10.07.2019
HR10.07.2019
LT10.07.2019
LV10.07.2019
MC10.07.2019
NL10.07.2019
PL10.07.2019
RO10.07.2019
RS10.07.2019
SE10.07.2019
SK10.07.2019
SM10.07.2019
TR10.07.2019
LU13.08.2019
BG10.10.2019
NO10.10.2019
GR11.10.2019
PT11.11.2019
IS24.02.2020
Former [2020/25]AL10.07.2019
AT10.07.2019
CZ10.07.2019
DK10.07.2019
EE10.07.2019
ES10.07.2019
FI10.07.2019
HR10.07.2019
LT10.07.2019
LV10.07.2019
MC10.07.2019
NL10.07.2019
PL10.07.2019
RO10.07.2019
RS10.07.2019
SE10.07.2019
SK10.07.2019
TR10.07.2019
LU13.08.2019
BG10.10.2019
NO10.10.2019
GR11.10.2019
PT11.11.2019
IS24.02.2020
Former [2020/24]AL10.07.2019
AT10.07.2019
DK10.07.2019
EE10.07.2019
ES10.07.2019
FI10.07.2019
HR10.07.2019
LT10.07.2019
LV10.07.2019
MC10.07.2019
NL10.07.2019
PL10.07.2019
RO10.07.2019
RS10.07.2019
SE10.07.2019
TR10.07.2019
BG10.10.2019
NO10.10.2019
GR11.10.2019
PT11.11.2019
IS24.02.2020
Former [2020/23]AL10.07.2019
AT10.07.2019
DK10.07.2019
EE10.07.2019
ES10.07.2019
FI10.07.2019
HR10.07.2019
LT10.07.2019
LV10.07.2019
NL10.07.2019
PL10.07.2019
RO10.07.2019
RS10.07.2019
SE10.07.2019
TR10.07.2019
BG10.10.2019
NO10.10.2019
GR11.10.2019
IS10.11.2019
PT11.11.2019
Former [2020/22]AL10.07.2019
AT10.07.2019
DK10.07.2019
EE10.07.2019
ES10.07.2019
FI10.07.2019
HR10.07.2019
LT10.07.2019
LV10.07.2019
NL10.07.2019
RS10.07.2019
SE10.07.2019
TR10.07.2019
BG10.10.2019
NO10.10.2019
GR11.10.2019
IS10.11.2019
PT11.11.2019
Former [2020/17]AL10.07.2019
AT10.07.2019
ES10.07.2019
FI10.07.2019
HR10.07.2019
LT10.07.2019
LV10.07.2019
NL10.07.2019
RS10.07.2019
SE10.07.2019
TR10.07.2019
BG10.10.2019
NO10.10.2019
GR11.10.2019
IS10.11.2019
PT11.11.2019
Former [2020/15]AL10.07.2019
AT10.07.2019
ES10.07.2019
FI10.07.2019
HR10.07.2019
LT10.07.2019
LV10.07.2019
NL10.07.2019
RS10.07.2019
SE10.07.2019
BG10.10.2019
NO10.10.2019
GR11.10.2019
IS10.11.2019
PT11.11.2019
Former [2020/12]AT10.07.2019
ES10.07.2019
FI10.07.2019
HR10.07.2019
LT10.07.2019
LV10.07.2019
NL10.07.2019
RS10.07.2019
SE10.07.2019
BG10.10.2019
NO10.10.2019
GR11.10.2019
IS10.11.2019
PT11.11.2019
Former [2020/11]AT10.07.2019
ES10.07.2019
FI10.07.2019
HR10.07.2019
LT10.07.2019
LV10.07.2019
NL10.07.2019
RS10.07.2019
SE10.07.2019
BG10.10.2019
NO10.10.2019
GR11.10.2019
PT11.11.2019
Former [2020/10]AT10.07.2019
FI10.07.2019
LT10.07.2019
NL10.07.2019
SE10.07.2019
BG10.10.2019
NO10.10.2019
PT11.11.2019
Former [2020/09]FI10.07.2019
LT10.07.2019
NL10.07.2019
NO10.10.2019
Former [2020/08]LT10.07.2019
NL10.07.2019
NO10.10.2019
Former [2020/07]NL10.07.2019
Cited inInternational search[Y] US4473691  (TAKAHARA TAKAO et al.) [Y] 1-28 * Preparation of 5-fluorocytosine; column 2 - column 3 *
 [X]   CECLIA C. P. DA SILVA ET AL: "The Continuum in 5-Fluorocytosine. Toward Salt Formation", CRYSTAL GROWTH & DESIGN, vol. 13, no. 10, 2 October 2013 (2013-10-02), pages 4315 - 4322, XP055216270, ISSN: 1528-7483, DOI: 10.1021/cg400662n [X] 29-31 * Scheme 1; page 4315 - page 4316 *

DOI:   http://dx.doi.org/10.1021/cg400662n
 [Y]   BAUMANN M ET AL: "Development of fluorination methods using continuous-flow microreactors", TETRAHEDRON, ELSEVIER SCIENCE PUBLISHERS, AMSTERDAM, NL, vol. 65, no. 33, 15 August 2009 (2009-08-15), pages 6611 - 6625, XP026321065, ISSN: 0040-4020, [retrieved on 20090606], DOI: 10.1016/J.TET.2009.05.083 [Y] 1-28 * the whole document *

DOI:   http://dx.doi.org/10.1016/j.tet.2009.05.083
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.