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Extract from the Register of European Patents

EP About this file: EP1136508

EP1136508 - Cement admixture for improved slump life [Right-click to bookmark this link]
StatusPatent revoked
Status updated on  01.11.2019
Database last updated on 09.09.2024
Most recent event   Tooltip01.11.2019Revocation of patentpublished on 04.12.2019  [2019/49]
Applicant(s)For all designated states
Sika Technology AG
Zugerstrasse 50
6340 Baar / CH
[2009/49]
Former [2004/03]For all designated states
Sika Schweiz AG
Tüffenwies 16-22
8064 Zürich / CH
Former [2001/39]For all designated states
Sika AG, vorm. Kaspar Winkler & Co.
Tüffenwies 16-22
CH-8048 Zürich / CH
Inventor(s)01 / Schober, Irene, Dr.
Resedastrasse 20
8008 Zürich / CH
02 / Bürge, Theodor A.
Waldrütistrasse 3
8954 Geroldswil / CH
03 / Velten, Ulf, Dr.
Neunbrunnenstrasse 182
8046 Zürich / CH
04 / Widmer, Jürg, Dr.
Winzerhalde 34
8049 Zürich / CH
05 / Bürge, Christian M.
Lenzburgerstrasse 4
5503 Schafisheim / CH
06 / Mäder, Urs, Dr.
Schwalbenweg 81
8500 Frauenfeld / CH
 [2001/39]
Representative(s)Keller Schneider Patent- und Markenanwälte AG
Eigerstrasse 2
Postfach
3000 Bern 14 / CH
[N/P]
Former [2009/46]Sika Patent Attorneys, et al
c/o Sika Technology AG Geschäftsstelle Zürich Tüffenwies 16 Postfach
8048 Zürich / CH
Former [2009/30]Isler, Jörg, et al
c/o Sika Technology AG Intellectual Property Department Tüffenwies 16-22 Postfach
8048 Zürich / CH
Former [2004/03]Isler, Jörg, et al
c/o Sika Technology AG, Corp. Intellectual Property Dept. Tüffenwies 16 Postfach
8048 Zürich / CH
Former [2001/39]Blum, Rudolf Emil Ernst, et al
c/o E. Blum & Co Patentanwälte Vorderberg 11
8044 Zürich / CH
Application number, filing date00105910.422.03.2000
[2001/39]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP1136508
Date:26.09.2001
Language:EN
[2001/39]
Type: B1 Patent specification 
No.:EP1136508
Date:14.08.2013
Language:EN
[2013/33]
Search report(s)(Supplementary) European search report - dispatched on:EP06.07.2000
ClassificationIPC:C08F220/12, C04B24/26
[2001/39]
CPC:
C04B24/2658 (EP,US); C04B24/2641 (EP,US); C04B24/2647 (EP,US);
C04B24/2652 (EP,US); C04B24/2688 (EP,US); C04B24/2694 (EP,US);
C04B24/32 (EP,US); C04B28/02 (EP,US); C08F220/04 (EP,US);
C08F220/12 (EP,US); C08L33/06 (EP,US); C08L35/00 (EP,US);
C04B2103/308 (EP,US); C08L71/02 (EP,US) (-)
C-Set:
C04B28/02, C04B24/18, C04B24/2658, C04B40/0028 (US,EP);
C04B28/02, C04B24/223, C04B24/2658, C04B40/0028 (US,EP);
C04B28/02, C04B24/226, C04B24/2658, C04B40/0028 (US,EP);
C04B28/02, C04B24/2647, C04B24/2658, C04B40/0028 (EP,US);
C04B28/02, C04B24/2658, C04B2103/408 (US,EP);
C08L33/06, C08L2666/22 (EP,US);
C08L35/00, C08L2666/22 (EP,US)
(-)
Designated contracting statesAT,   BE,   CH,   CY,   DE,   DK,   ES,   FI,   FR,   GB,   GR,   IE,   IT,   LI,   LU,   MC,   NL,   PT,   SE [2001/39]
Extension statesRO14.09.2001
SI14.09.2001
TitleGerman:Zementmischung mit verlängerter Verarbeitungszeit[2001/46]
English:Cement admixture for improved slump life[2001/39]
French:Mélange de ciment à maniabilité amélioré[2001/46]
Former [2001/39]Zementmischung mit verbessertem Rutsch
Former [2001/39]Mélange de ciment à affaissement amélioré
Examination procedure14.09.2001Examination requested  [2001/46]
09.07.2012Despatch of a communication from the examining division (Time limit: M04)
19.11.2012Reply to a communication from the examining division
08.03.2013Communication of intention to grant the patent
26.06.2013Fee for grant paid
26.06.2013Fee for publishing/printing paid
Divisional application(s)The date of the Examining Division's first communication in respect of the earliest application for which a communication has been issued is  09.07.2012
Opposition(s)Opponent(s)01  12.05.2014  20.05.2014  ADMISSIBLE
MC-Bauchemie Müller & Co.
Am Kruppwald 6-8
46238 Bottrop / DE
Opponent's representative
Zenz Patentanwälte Partnerschaft mbB
Gutenbergstraße 39
45128 Essen / DE
 [N/P]
Former [2014/25]
Opponent(s)01  12.05.2014   
MC-Bauchemie Müller & Co.
Am Kruppwald 6-8
46238 Bottrop / DE
Opponent's representative
Zenz
Patent- und Rechtsanwälte Rüttenscheider Straße 2
45128 Essen / DE
18.06.2014Invitation to proprietor to file observations on the notice of opposition
12.09.2014Reply of patent proprietor to notice(s) of opposition
08.03.2016Date of oral proceedings
21.04.2016Despatch of minutes of oral proceedings
21.04.2016Despatch of communication that the patent will be revoked
30.09.2019Legal effect of revocation of patent [2019/49]
Appeal following opposition21.06.2016Appeal received No.  T1493/16
30.09.2019Result of appeal procedure: appeal of the proprietor withdrawn
Fees paidRenewal fee
02.02.2002Renewal fee patent year 03
14.02.2003Renewal fee patent year 04
31.03.2004Renewal fee patent year 05
31.03.2005Renewal fee patent year 06
31.03.2006Renewal fee patent year 07
02.04.2007Renewal fee patent year 08
31.03.2008Renewal fee patent year 09
31.03.2009Renewal fee patent year 10
31.03.2010Renewal fee patent year 11
31.03.2011Renewal fee patent year 12
31.03.2012Renewal fee patent year 13
02.04.2013Renewal 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  TooltipAT14.08.2013
BE14.08.2013
CY14.08.2013
DK14.08.2013
FI14.08.2013
MC14.08.2013
NL14.08.2013
SE14.08.2013
GR15.11.2013
PT16.12.2013
GB22.03.2014
IE22.03.2014
LU22.03.2014
CH31.03.2014
LI31.03.2014
[2017/37]
Former [2017/13]AT14.08.2013
BE14.08.2013
CY14.08.2013
DK14.08.2013
FI14.08.2013
MC14.08.2013
NL14.08.2013
SE14.08.2013
GR15.11.2013
PT16.12.2013
GB22.03.2014
IE22.03.2014
LU22.03.2014
CH31.03.2014
LI31.03.2014
IT22.03.2016
Former [2016/27]AT14.08.2013
BE14.08.2013
CY14.08.2013
DK14.08.2013
FI14.08.2013
MC14.08.2013
NL14.08.2013
SE14.08.2013
GR15.11.2013
PT16.12.2013
GB22.03.2014
IE22.03.2014
LU22.03.2014
CH31.03.2014
LI31.03.2014
Former [2015/09]AT14.08.2013
BE14.08.2013
CY14.08.2013
DK14.08.2013
FI14.08.2013
NL14.08.2013
SE14.08.2013
GR15.11.2013
PT16.12.2013
GB22.03.2014
IE22.03.2014
LU22.03.2014
CH31.03.2014
LI31.03.2014
Former [2015/08]AT14.08.2013
BE14.08.2013
CY14.08.2013
DK14.08.2013
FI14.08.2013
NL14.08.2013
SE14.08.2013
GR15.11.2013
PT16.12.2013
IE22.03.2014
LU22.03.2014
CH31.03.2014
LI31.03.2014
Former [2015/07]AT14.08.2013
BE14.08.2013
CY14.08.2013
DK14.08.2013
FI14.08.2013
NL14.08.2013
SE14.08.2013
GR15.11.2013
PT16.12.2013
IE22.03.2014
LU22.03.2014
Former [2014/48]AT14.08.2013
BE14.08.2013
CY14.08.2013
DK14.08.2013
FI14.08.2013
NL14.08.2013
SE14.08.2013
GR15.11.2013
PT16.12.2013
LU22.03.2014
Former [2014/22]AT14.08.2013
BE14.08.2013
CY14.08.2013
DK14.08.2013
FI14.08.2013
NL14.08.2013
SE14.08.2013
GR15.11.2013
PT16.12.2013
Former [2014/21]AT14.08.2013
BE14.08.2013
CY14.08.2013
DK14.08.2013
FI14.08.2013
SE14.08.2013
GR15.11.2013
PT16.12.2013
Former [2014/18]AT14.08.2013
BE14.08.2013
CY14.08.2013
FI14.08.2013
SE14.08.2013
GR15.11.2013
PT16.12.2013
Former [2014/14]CY22.05.2013
AT14.08.2013
BE14.08.2013
FI14.08.2013
SE14.08.2013
GR15.11.2013
PT16.12.2013
Former [2014/12]CY22.05.2013
AT14.08.2013
FI14.08.2013
SE14.08.2013
GR15.11.2013
PT16.12.2013
Former [2014/11]CY22.05.2013
AT14.08.2013
FI14.08.2013
SE14.08.2013
PT16.12.2013
Former [2014/10]CY22.05.2013
AT14.08.2013
SE14.08.2013
PT16.12.2013
Former [2014/09]AT14.08.2013
SE14.08.2013
PT16.12.2013
Former [2014/08]PT16.12.2013
Documents cited:Search[X]FR2516913  (NORSOLOR SA [FR]) [X] 1-13 * claims 1,2,4 *;
 [A]EP0589256  (CHEMIE LINZ GMBH [AT])
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.