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Extract from the Register of European Patents

EP About this file: EP2734538

EP2734538 - METHOD OF REVERSIBLY STAINING A TARGET CELL [Right-click to bookmark this link]
StatusPatent maintained as amended
Status updated on  31.05.2024
Database last updated on 21.03.2026
FormerThe patent has been granted
Status updated on  30.03.2018
FormerGrant of patent is intended
Status updated on  07.03.2018
FormerExamination is in progress
Status updated on  02.11.2016
Most recent event   Tooltip31.05.2024Patent maintained (B2 publication)published on 03.07.2024  [2024/27]
Applicant(s)For all designated states
IBA Lifesciences GmbH
Rudolf-Wissell-Str. 28
37079 Göttingen / DE
[2021/45]
Former [2014/22]For all designated states
IBA GmbH
Rudolf-Wissell-Strasse 28
37079 Göttingen / DE
Inventor(s)01 / SCHMIDT, Thomas
Tabakswinkel 8
37139 Adelebsen / DE
02 / STEMBERGER, Christian
Franz-von-Defregger-Str. 17
83607 Holzkirchen / DE
03 / BUSCH, Dirk, H.
Havelstr. 6a
81677 Muenchen / DE
04 / GERMEROTH, Lothar
Am Menzelberg 16a
37077 Goettingen / DE
 [2014/22]
Representative(s)Schiweck Weinzierl Koch Patentanwälte Partnerschaft mbB
Ganghoferstraße 68 B
80339 München / DE
[2024/27]
Former [2018/18]Schiweck, Weinzierl & Koch Patentanwälte Partnerschaft mbB
Landsberger Straße 98
80339 München / DE
Former [2014/22]Schiweck, Weinzierl & Koch
European Patent Attorneys
Landsberger Straße 98
80339 München / DE
Application number, filing date12747985.517.07.2012
[2018/18]
WO2012EP63969
Priority number, dateUS201161508943P18.07.2011         Original published format: US 201161508943 P
[2014/22]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report
No.:WO2013011011
Date:24.01.2013
Language:EN
[2013/04]
Type: A2 Application without search report 
No.:EP2734538
Date:28.05.2014
Language:EN
The application published by WIPO in one of the EPO official languages on 24.01.2013 takes the place of the publication of the European patent application.
[2014/22]
Type: B1 Patent specification 
No.:EP2734538
Date:02.05.2018
Language:EN
[2018/18]
Type: B2 New European patent specification 
No.:EP2734538
Date:03.07.2024
Language:EN
[2024/27]
Search report(s)International search report - published on:EP02.05.2013
ClassificationIPC:C07K14/36, G01N33/50
[2014/22]
CPC:
G01N33/56972 (EP,CN,US); G01N1/30 (EP,CN,US); A61K35/14 (EP,US);
A61K35/17 (EP,CN,US); A61P1/00 (EP); A61P3/10 (EP);
A61P31/04 (EP); A61P31/12 (EP); A61P35/00 (EP);
A61P35/02 (EP); A61P37/06 (EP); A61P37/08 (EP);
G01N33/557 (EP,CN,US); G01N33/566 (US); C07K2319/00 (EP,CN,US);
C07K2319/22 (EP,CN,US); C07K2319/74 (EP,CN,US); G01N2333/705 (US);
G01N2458/00 (EP,US) (-)
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 [2014/22]
TitleGerman:VERFAHREN ZUR UMKEHRBAREN FÄRBUNG EINER ZIELZELLE[2014/22]
English:METHOD OF REVERSIBLY STAINING A TARGET CELL[2014/22]
French:PROCÉDÉ POUR LA COLORATION RÉVERSIBLE D'UNE CELLULE CIBLE[2014/22]
Entry into regional phase10.02.2014National basic fee paid 
10.02.2014Designation fee(s) paid 
10.02.2014Examination fee paid 
Examination procedure10.02.2014Amendment by applicant (claims and/or description)
10.02.2014Examination requested  [2014/22]
02.12.2014Despatch of a communication from the examining division (Time limit: M06)
09.06.2015Reply to a communication from the examining division
25.06.2015Despatch of a communication from the examining division (Time limit: M06)
09.11.2015Reply to a communication from the examining division
15.12.2015Despatch of a communication from the examining division (Time limit: M04)
22.04.2016Reply to a communication from the examining division
21.06.2016Despatch of a communication from the examining division (Time limit: M06)
14.12.2016Observations by third parties
22.12.2016Reply to a communication from the examining division
30.01.2017Despatch of a communication from the examining division (Time limit: M06)
03.08.2017Reply to a communication from the examining division
11.10.2017Despatch of a communication from the examining division (Time limit: M02)
13.11.2017Reply to a communication from the examining division
08.03.2018Communication of intention to grant the patent
21.03.2018Fee for grant paid
21.03.2018Fee for publishing/printing paid
21.03.2018Receipt of the translation of the claim(s)
Divisional application(s)EP18168713.8  / EP3418295
The date of the Examining Division's first communication in respect of the earliest application for which a communication has been issued is  02.12.2014
Opposition(s)Opponent(s)01  01.02.2019  06.02.2019  ADMISSIBLE
Miltenyi Biotech B.V. & Co. KG
Friedrich-Ebert Straße 68
51429 Bergisch Gladbach / DE
Opponent's representative
Kisters, Michael Marcus
Miltenyi Biotec B.V. & Co. KG
Friedrich-Ebert Strasse 68
51429 Bergisch Gladbach / DE
 [2020/42]
Former [2019/11]
Opponent(s)01  01.02.2019  06.02.2019  ADMISSIBLE
Miltenyi Biotec GmbH
Friedrich-Ebert-Str 68
51429 Bergisch-Gladbach / DE
13.02.2019Invitation to proprietor to file observations on the notice of opposition
16.09.2020Cancellation of oral proceeding that was planned for 16.11.2020
16.11.2020Date of oral proceedings
13.01.2022Legal effect of interlocutory decision in opposition
13.01.2022Date of oral proceedings
25.01.2022Despatch of interlocutory decision in opposition
25.01.2022Despatch of minutes of oral proceedings
01.03.2024Despatch of communication that the patent will be maintained as amended
Appeal following opposition04.04.2022Appeal received No.  T0879/22
04.04.2022Payment of appeal fee
03.06.2022Statement of grounds filed
13.02.2024Result of appeal procedure: appeal of the proprietor withdrawn
Fees paidRenewal fee
23.07.2014Renewal fee patent year 03
23.07.2015Renewal fee patent year 04
22.07.2016Renewal fee patent year 05
24.07.2017Renewal fee patent year 06
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  TooltipHU17.07.2012
AL02.05.2018
CY02.05.2018
DK02.05.2018
EE02.05.2018
FI02.05.2018
HR02.05.2018
LT02.05.2018
LV02.05.2018
MC02.05.2018
MK02.05.2018
RO02.05.2018
RS02.05.2018
SM02.05.2018
LU17.07.2018
MT17.07.2018
BG02.08.2018
IS02.09.2018
[2020/33]
Former [2020/31]HU17.07.2012
AL02.05.2018
CY02.05.2018
DK02.05.2018
EE02.05.2018
FI02.05.2018
HR02.05.2018
LT02.05.2018
LV02.05.2018
MC02.05.2018
MK02.05.2018
RO02.05.2018
RS02.05.2018
SM02.05.2018
LU17.07.2018
MT17.07.2018
BG02.08.2018
Former [2020/28]HU17.07.2012
AL02.05.2018
DK02.05.2018
EE02.05.2018
FI02.05.2018
HR02.05.2018
LT02.05.2018
LV02.05.2018
MC02.05.2018
RO02.05.2018
RS02.05.2018
SM02.05.2018
LU17.07.2018
MT17.07.2018
BG02.08.2018
Former [2020/08]AL02.05.2018
DK02.05.2018
EE02.05.2018
FI02.05.2018
HR02.05.2018
LT02.05.2018
LV02.05.2018
MC02.05.2018
RO02.05.2018
RS02.05.2018
SM02.05.2018
LU17.07.2018
MT17.07.2018
BG02.08.2018
Former [2019/51]AL02.05.2018
DK02.05.2018
EE02.05.2018
FI02.05.2018
HR02.05.2018
LT02.05.2018
LV02.05.2018
MC02.05.2018
RO02.05.2018
RS02.05.2018
SM02.05.2018
LU17.07.2018
BG02.08.2018
Former [2019/17]DK02.05.2018
EE02.05.2018
FI02.05.2018
HR02.05.2018
LT02.05.2018
LV02.05.2018
MC02.05.2018
RO02.05.2018
RS02.05.2018
SM02.05.2018
LU17.07.2018
BG02.08.2018
Former [2019/15]DK02.05.2018
EE02.05.2018
FI02.05.2018
HR02.05.2018
LT02.05.2018
LV02.05.2018
MC02.05.2018
RO02.05.2018
RS02.05.2018
SM02.05.2018
BG02.08.2018
Former [2019/12]DK02.05.2018
EE02.05.2018
FI02.05.2018
HR02.05.2018
LT02.05.2018
LV02.05.2018
RO02.05.2018
RS02.05.2018
SM02.05.2018
BG02.08.2018
Former [2019/10]DK02.05.2018
EE02.05.2018
FI02.05.2018
HR02.05.2018
LT02.05.2018
LV02.05.2018
RO02.05.2018
RS02.05.2018
BG02.08.2018
Former [2019/09]DK02.05.2018
EE02.05.2018
FI02.05.2018
HR02.05.2018
LT02.05.2018
LV02.05.2018
RS02.05.2018
BG02.08.2018
Former [2019/08]DK02.05.2018
FI02.05.2018
HR02.05.2018
LT02.05.2018
LV02.05.2018
RS02.05.2018
BG02.08.2018
Former [2018/51]FI02.05.2018
HR02.05.2018
LT02.05.2018
LV02.05.2018
RS02.05.2018
BG02.08.2018
Former [2018/50]FI02.05.2018
HR02.05.2018
LT02.05.2018
BG02.08.2018
Former [2018/47]FI02.05.2018
LT02.05.2018
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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.