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Extract from the Register of European Patents

EP About this file: EP1426384

EP1426384 - Process for the preparation of low molecular weight hydrogenated nitrile rubber [Right-click to bookmark this link]
StatusThe application has been withdrawn
Status updated on  10.02.2006
Database last updated on 20.09.2024
Most recent event   Tooltip23.09.2011Change - classificationpublished on 26.10.2011  [2011/43]
23.09.2011Change - classificationpublished on 26.10.2011  [2011/43]
Applicant(s)For all designated states
Lanxess Inc.
1265 Vidal Street South
Sarnia, Ontario N7T 7M2 / CA
[N/P]
Former [2005/30]For all designated states
Lanxess Inc.
1265 Vidal Street South
Sarnia, Ontario N7T 7M2 / CA
Former [2004/24]For all designated states
Bayer Inc.
1265 Vidal Street South
Sarnia, ON N7T 7M2 / CA
Inventor(s)01 / Ong, Christopher M.
1560 Proudfoot Lane No.1104
London Ontario N6H 5C9 / CA
02 / Guerin, Frédéric
520 Wellington Street
Petrolia Ontario N0N 1R0 / CA
03 / Guo, Sharon X.
71 Dixon Road
Stratford Ontario 5NA 6X9 / CA
 [2004/24]
Representative(s)Zobel, Manfred, et al
LANXESS Deutschland GmbH
LIP IPR
51369 Leverkusen / DE
[N/P]
Former [2008/35]Zobel, Manfred, et al
LANXESS Deutschland GmbH LIP IPR
51369 Leverkusen / DE
Former [2005/30]Zobel, Manfred, Dr., et al
LANXESS Deutschland GmbH, LIP-IPR Building Q 18
51369 Leverkusen / DE
Former [2004/24]Schneider, Jürgen, Dr.
Bayer AG Konzernbereich RP, Patente und Lizenzen
51368 Leverkusen / DE
Application number, filing date03027956.604.12.2003
[2004/24]
Priority number, dateCA2002241360705.12.2002         Original published format: CA 2413607
[2004/24]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP1426384
Date:09.06.2004
Language:EN
[2004/24]
Search report(s)(Supplementary) European search report - dispatched on:EP19.03.2004
ClassificationIPC:C08C19/08, C08F8/50, C08F236/12
[2004/24]
CPC:
C08C19/08 (EP,US); C08F236/12 (EP,US); C08F8/04 (EP,US);
C08K3/36 (EP,US); C08L15/005 (EP,US); C08L9/02 (EP,US);
C08L13/00 (EP,US) (-)
C-Set:
C08K3/36, C08L9/02 (EP,US);
C08L15/005, C08L2666/08 (US,EP);
C08L9/02, C08L2666/08 (US,EP)
Designated contracting statesDE,   FR,   GB,   IT [2005/09]
Former [2004/24]AT,  BE,  BG,  CH,  CY,  CZ,  DE,  DK,  EE,  ES,  FI,  FR,  GB,  GR,  HU,  IE,  IT,  LI,  LU,  MC,  NL,  PT,  RO,  SE,  SI,  SK,  TR 
TitleGerman:Verfahren zur Herstellung von hydriertem Nitrilkautschuk mit niedrigem Molekulargewicht[2004/24]
English:Process for the preparation of low molecular weight hydrogenated nitrile rubber[2004/24]
French:Procédé de préparation de caoutchouc nitrile hydrogéné à bas poids moléculaire[2004/24]
Examination procedure09.12.2004Examination requested  [2005/06]
08.04.2005Despatch of a communication from the examining division (Time limit: M06)
12.10.2005Reply to a communication from the examining division
22.12.2005Despatch of a communication from the examining division (Time limit: M02)
16.01.2006Application withdrawn by applicant  [2006/13]
16.01.2006Reply to a communication from the examining division
Fees paidRenewal fee
02.01.2006Renewal fee patent year 03
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Documents cited:Search[A]US5446102  (OZIOMEK JAMES [US], et al) [A] 1-10 * column 3, line 31 - column 4, line 27 * * column 4, lines 40-56 * * column 5, line 58 - column 6, line 47 *;
 [X]EP1152029  (NIPPON ZEON CO [JP]) [X] 11-17 * page 2, lines 35-39 * * page 3, lines 21-24 * * page 4, lines 30-34 * * page 4, line 44 - page 5, line 17 ** page 5, lines 36-39 *;
 [X]US2002111432  (OBRECHT WERNER [DE], et al) [X] 11-17 * column 3, paragraph 17 * * column 4, paragraphs 32-34 * * column 5, paragraphs 37-39 * * tables 1,2 *;
 [A]  - JOURNAL OF MOLECULAR CATALYSIS, (1988), vol. 46, pages 433 - 444, XP008028060 [A] 1-10 * the whole document *

DOI:   http://dx.doi.org/10.1016/0304-5102(88)85114-9
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.