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: EP3656403

EP3656403 - PREPARATION PROCESS OF PSMA BINDING LIGAND-LINKER CONJUGATES [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  17.03.2023
Database last updated on 25.09.2024
FormerThe patent has been granted
Status updated on  08.04.2022
FormerGrant of patent is intended
Status updated on  30.11.2021
FormerRequest for examination was made
Status updated on  24.04.2020
Most recent event   Tooltip17.05.2024Lapse of the patent in a contracting state
New state(s): HU		published on 19.06.2024  [2024/25]
Applicant(s)For all designated states
Purdue Research Foundation
101 Foundry Drive, Suite 2500
West Lafayette, IN 47906 / US
[2022/18]
Former [2020/22]For all designated states
Purdue Research Foundation
1801 Newman Road
West Lafayette, IN 47906 / US
Inventor(s)01 / LOW, Philip Stewart
5850 Farm Ridge Road
West Lafayette, IN 47906 / US
02 / KULARATNE, Sumith A.
On Target Laboratories, LLC
Win Hentschel Blvd.
West Lafayette, IN 47906 / US
 [2020/22]
Representative(s)Secerna LLP
The Old Fire Station
18 Clifford Street
York YO1 9RD / GB
[2020/22]
Application number, filing date19188077.215.08.2008
[2020/22]
Priority number, dateUS20070956489P17.08.2007         Original published format: US 956489 P
US2008007435820.06.2008         Original published format: US 74358
[2020/22]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP3656403
Date:27.05.2020
Language:EN
[2020/22]
Type: B1 Patent specification 
No.:EP3656403
Date:11.05.2022
Language:EN
[2022/19]
Search report(s)(Supplementary) European search report - dispatched on:EP19.03.2020
ClassificationIPC:A61K49/00, A61K51/04, A61K31/426, A61K31/4745, A61K31/475, A61K47/54, A61P13/08, A61P35/00, A61P43/00
[2021/47]
CPC:
A61K31/426 (EP,US); A61K31/4745 (EP,US); A61K31/475 (EP,US);
A61K47/54 (EP,US); A61K47/542 (EP,US); A61K47/547 (US);
A61K47/548 (EP,US); A61K47/64 (US); A61K49/0041 (EP,US);
A61K49/0043 (EP,US); A61K49/0052 (EP,US); A61K49/0056 (US);
A61K51/04 (EP,US); A61K51/0402 (EP,US); A61K51/0489 (EP,US);
A61K51/088 (US); A61P13/08 (EP); A61P25/28 (EP);
A61P35/00 (EP); A61P43/00 (EP); C07C323/52 (EP,US);
C07D207/416 (EP,US); C07K5/08 (EP,US) (-)
Former IPC [2020/22]A61K49/00, A61K51/04, A61K31/426, A61K31/4745, A61K31/475
Designated contracting statesAT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HR,   HU,   IE,   IS,   IT,   LI,   LT,   LU,   LV,   MC,   MT,   NL,   NO,   PL,   PT,   RO,   SE,   SI,   SK,   TR [2020/22]
TitleGerman:VERFAHREN ZUR HERSTELLUNG VON PSMA-BINDENDE LIGANDEN-LINKER-KONJUGATEN[2020/22]
English:PREPARATION PROCESS OF PSMA BINDING LIGAND-LINKER CONJUGATES[2020/22]
French:PROCÉDÉS DE PRÉPARATION DE CONJUGUÉS LIGAND-LIEUR DE LIAISON AU PSMA[2020/22]
Examination procedure24.07.2019Examination requested  [2020/22]
26.11.2020Amendment by applicant (claims and/or description)
01.12.2021Communication of intention to grant the patent
31.03.2022Fee for grant paid
31.03.2022Fee for publishing/printing paid
31.03.2022Receipt of the translation of the claim(s)
Parent application(s)   TooltipEP08798020.7  / EP2187965
Divisional application(s)EP20216457.0  / EP3858347
Opposition(s)14.02.2023No opposition filed within time limit [2023/16]
Fees paidRenewal fee
24.07.2019Renewal fee patent year 03
24.07.2019Renewal fee patent year 04
24.07.2019Renewal fee patent year 05
24.07.2019Renewal fee patent year 06
24.07.2019Renewal fee patent year 07
24.07.2019Renewal fee patent year 08
24.07.2019Renewal fee patent year 09
24.07.2019Renewal fee patent year 10
24.07.2019Renewal fee patent year 11
24.07.2019Renewal fee patent year 12
27.08.2020Renewal fee patent year 13
27.08.2021Renewal fee patent year 14
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  TooltipHU15.08.2008
AT11.05.2022
CY11.05.2022
CZ11.05.2022
DK11.05.2022
EE11.05.2022
ES11.05.2022
FI11.05.2022
HR11.05.2022
IT11.05.2022
LT11.05.2022
LV11.05.2022
MC11.05.2022
NL11.05.2022
PL11.05.2022
RO11.05.2022
SE11.05.2022
SI11.05.2022
SK11.05.2022
BG11.08.2022
NO11.08.2022
GR12.08.2022
IE15.08.2022
LU15.08.2022
BE31.08.2022
CH31.08.2022
LI31.08.2022
IS11.09.2022
PT12.09.2022
[2024/25]
Former [2024/21]AT11.05.2022
CY11.05.2022
CZ11.05.2022
DK11.05.2022
EE11.05.2022
ES11.05.2022
FI11.05.2022
HR11.05.2022
IT11.05.2022
LT11.05.2022
LV11.05.2022
MC11.05.2022
NL11.05.2022
PL11.05.2022
RO11.05.2022
SE11.05.2022
SI11.05.2022
SK11.05.2022
BG11.08.2022
NO11.08.2022
GR12.08.2022
IE15.08.2022
LU15.08.2022
BE31.08.2022
CH31.08.2022
LI31.08.2022
IS11.09.2022
PT12.09.2022
Former [2024/11]AT11.05.2022
CZ11.05.2022
DK11.05.2022
EE11.05.2022
ES11.05.2022
FI11.05.2022
HR11.05.2022
IT11.05.2022
LT11.05.2022
LV11.05.2022
MC11.05.2022
NL11.05.2022
PL11.05.2022
RO11.05.2022
SE11.05.2022
SI11.05.2022
SK11.05.2022
BG11.08.2022
NO11.08.2022
GR12.08.2022
IE15.08.2022
LU15.08.2022
BE31.08.2022
CH31.08.2022
LI31.08.2022
IS11.09.2022
PT12.09.2022
Former [2023/42]AT11.05.2022
CZ11.05.2022
DK11.05.2022
EE11.05.2022
ES11.05.2022
FI11.05.2022
HR11.05.2022
LT11.05.2022
LV11.05.2022
MC11.05.2022
NL11.05.2022
PL11.05.2022
RO11.05.2022
SE11.05.2022
SI11.05.2022
SK11.05.2022
BG11.08.2022
NO11.08.2022
GR12.08.2022
IE15.08.2022
LU15.08.2022
BE31.08.2022
CH31.08.2022
LI31.08.2022
IS11.09.2022
PT12.09.2022
Former [2023/33]AT11.05.2022
CZ11.05.2022
DK11.05.2022
EE11.05.2022
ES11.05.2022
FI11.05.2022
HR11.05.2022
LT11.05.2022
LV11.05.2022
MC11.05.2022
NL11.05.2022
PL11.05.2022
RO11.05.2022
SE11.05.2022
SI11.05.2022
SK11.05.2022
BG11.08.2022
NO11.08.2022
GR12.08.2022
IE15.08.2022
LU15.08.2022
CH31.08.2022
LI31.08.2022
IS11.09.2022
PT12.09.2022
Former [2023/25]AT11.05.2022
CZ11.05.2022
DK11.05.2022
EE11.05.2022
ES11.05.2022
FI11.05.2022
HR11.05.2022
LT11.05.2022
LV11.05.2022
MC11.05.2022
NL11.05.2022
PL11.05.2022
RO11.05.2022
SE11.05.2022
SI11.05.2022
SK11.05.2022
BG11.08.2022
NO11.08.2022
GR12.08.2022
LU15.08.2022
CH31.08.2022
LI31.08.2022
IS11.09.2022
PT12.09.2022
Former [2023/21]AT11.05.2022
CZ11.05.2022
DK11.05.2022
EE11.05.2022
ES11.05.2022
FI11.05.2022
HR11.05.2022
LT11.05.2022
LV11.05.2022
MC11.05.2022
NL11.05.2022
PL11.05.2022
RO11.05.2022
SE11.05.2022
SK11.05.2022
BG11.08.2022
NO11.08.2022
GR12.08.2022
LU15.08.2022
CH31.08.2022
LI31.08.2022
IS11.09.2022
PT12.09.2022
Former [2023/16]AT11.05.2022
CZ11.05.2022
DK11.05.2022
EE11.05.2022
ES11.05.2022
FI11.05.2022
HR11.05.2022
LT11.05.2022
LV11.05.2022
MC11.05.2022
NL11.05.2022
PL11.05.2022
RO11.05.2022
SE11.05.2022
SK11.05.2022
BG11.08.2022
NO11.08.2022
GR12.08.2022
IS11.09.2022
PT12.09.2022
Former [2023/09]AT11.05.2022
CZ11.05.2022
DK11.05.2022
EE11.05.2022
ES11.05.2022
FI11.05.2022
HR11.05.2022
LT11.05.2022
LV11.05.2022
NL11.05.2022
PL11.05.2022
RO11.05.2022
SE11.05.2022
SK11.05.2022
BG11.08.2022
NO11.08.2022
GR12.08.2022
IS11.09.2022
PT12.09.2022
Former [2023/07]AT11.05.2022
DK11.05.2022
ES11.05.2022
FI11.05.2022
HR11.05.2022
LT11.05.2022
LV11.05.2022
NL11.05.2022
PL11.05.2022
SE11.05.2022
BG11.08.2022
NO11.08.2022
GR12.08.2022
IS11.09.2022
PT12.09.2022
Former [2022/51]AT11.05.2022
ES11.05.2022
FI11.05.2022
HR11.05.2022
LT11.05.2022
LV11.05.2022
NL11.05.2022
PL11.05.2022
SE11.05.2022
BG11.08.2022
NO11.08.2022
GR12.08.2022
IS11.09.2022
PT12.09.2022
Former [2022/50]AT11.05.2022
ES11.05.2022
FI11.05.2022
HR11.05.2022
LT11.05.2022
LV11.05.2022
NL11.05.2022
PL11.05.2022
SE11.05.2022
BG11.08.2022
NO11.08.2022
GR12.08.2022
PT12.09.2022
Former [2022/49]AT11.05.2022
ES11.05.2022
FI11.05.2022
HR11.05.2022
LT11.05.2022
LV11.05.2022
NL11.05.2022
SE11.05.2022
BG11.08.2022
NO11.08.2022
GR12.08.2022
PT12.09.2022
Former [2022/48]AT11.05.2022
ES11.05.2022
FI11.05.2022
LT11.05.2022
NL11.05.2022
SE11.05.2022
NO11.08.2022
PT12.09.2022
Former [2022/47]AT11.05.2022
ES11.05.2022
FI11.05.2022
LT11.05.2022
SE11.05.2022
NO11.08.2022
PT12.09.2022
Cited inby applicantEP0116208
 US4691024
 US4713249
 WO8801622
 US5266333
 US5417982
 US5795877
 US5863536
 US5902817
 US5962521
 US5968915
 US2001031252
 US2003086900
 WO03097647
 US2004033195
 US2005002942
 WO2006012527
 US7128893
 WO2008US68093
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.