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Extract from the Register of European Patents

EP About this file: EP0904767

EP0904767 - Dental materials based on oligomers or polymers obtained by ring-opening metathesis polymerization [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  20.10.2006
Database last updated on 11.09.2024
Most recent event   Tooltip15.02.2008Lapse of the patent in a contracting statepublished on 19.03.2008  [2008/12]
Applicant(s)For all designated states
3M ESPE AG
Espe Platz
82229 Seefeld / DE
[2002/01]
Former [1999/13]For all designated states
ESPE Dental AG
Espe Platz
82229 Seefeld / DE
Inventor(s)01 / Bissinger, Peter
Gabelsberger Strasse 11
86415 Mering / DE
[1999/13]
Representative(s)(deleted)
[2005/32]
Former [1999/13]Freiherr von Wittgenstein, Arved, Dr., et al
Patentanwälte Abitz & Partner Postfach 86 01 09
81628 München / DE
Application number, filing date98118366.829.09.1998
[1999/13]
Priority number, dateDE199714298029.09.1997         Original published format: DE 19742980
[1999/13]
Filing languageDE
Procedural languageDE
PublicationType: A2 Application without search report 
No.:EP0904767
Date:31.03.1999
Language:DE
[1999/13]
Type: A3 Search report 
No.:EP0904767
Date:04.02.2004
[2004/06]
Type: B1 Patent specification 
No.:EP0904767
Date:14.12.2005
Language:DE
[2005/50]
Search report(s)(Supplementary) European search report - dispatched on:EP22.12.2003
ClassificationIPC:A61K6/083
[1999/13]
CPC:
A61K6/887 (EP,US)
Designated contracting statesCH,   DE,   FR,   GB,   IT,   LI [2004/44]
Former [1999/13]AT,  BE,  CH,  CY,  DE,  DK,  ES,  FI,  FR,  GB,  GR,  IE,  IT,  LI,  LU,  MC,  NL,  PT,  SE 
TitleGerman:Dentalmassen auf der Basis von ROMP-Oligomeren oder -Polymeren[1999/13]
English:Dental materials based on oligomers or polymers obtained by ring-opening metathesis polymerization[1999/13]
French:Matériau dentaire à base d'oligomères ou polymères obtenus par polymérisation par méthathèse par ouverture de cycle[1999/13]
Examination procedure20.01.2004Examination requested  [2004/13]
31.03.2004Despatch of a communication from the examining division (Time limit: M04)
27.07.2004Reply to a communication from the examining division
23.05.2005Communication of intention to grant the patent
30.08.2005Fee for grant paid
30.08.2005Fee for publishing/printing paid
Opposition(s)15.09.2006No opposition filed within time limit [2006/47]
Fees paidRenewal fee
22.09.2000Renewal fee patent year 03
26.09.2001Renewal fee patent year 04
20.09.2002Renewal fee patent year 05
21.08.2003Renewal fee patent year 06
23.09.2004Renewal fee patent year 07
21.09.2005Renewal fee patent year 08
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Lapses during opposition  TooltipIT14.12.2005
[2008/12]
Documents cited:Search[XY]EP0792881  (IVOCLAR AG [LI]) [X] 1-6,8-11 * the whole document * [Y] 1-11;
 [Y]DE19608313  (IVOCLAR AG [LI]) [Y] 1-11 * page 6; examples 3-6 *;
 [X]EP0796607  (IVOCLAR AG [LI]) [X] 1-6,8-11 * the whole document *;
 [A]WO9507310  (CIBA GEIGY AG [CH], et al) [A] 1 * the whole document *
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.