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Aged Lanthanide-Based Catalyst Systems And Their Use In The Preparation Of Cis-1,4-Polydienes - EP3250616

The patent EP3250616 was granted to Bridgestone on Jan 23, 2019. The application was originally filed on Jan 28, 2016 under application number EP16708231A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3250616

BRIDGESTONE
Application Number
EP16708231A
Filing Date
Jan 28, 2016
Status
Granted And Under Opposition
Dec 21, 2018
Grant Date
Jan 23, 2019
External Links
Slate, Register, Google Patents

Patent Summary

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ARLANXEO DEUTSCHLANDOct 23, 2019WITHDRAWN

Patent Citations (26) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation PhasePublication NumberPublication Link
INTERNATIONAL-SEARCH-REPORTEP0236253
INTERNATIONAL-SEARCH-REPORTUS2003187162
INTERNATIONAL-SEARCH-REPORTUS2005113544
INTERNATIONAL-SEARCH-REPORTUS2010004414
INTERNATIONAL-SEARCH-REPORTUS2014011963
INTERNATIONAL-SEARCH-REPORTUS5017539
INTERNATIONAL-SEARCH-REPORTUS5686371
INTERNATIONAL-SEARCH-REPORTUS6482906
INTERNATIONAL-SEARCH-REPORTUS6992157
OPPOSITIONDE19746266
OPPOSITIONEP0207558
OPPOSITIONEP0236253
OPPOSITIONEP1176157
OPPOSITIONEP1270612
OPPOSITIONEP2311889
OPPOSITIONUS2003187162
OPPOSITIONUS2005113544
OPPOSITIONUS2010004414
OPPOSITIONUS2010041843
OPPOSITIONUS2014011963
OPPOSITIONUS5017539
OPPOSITIONUS5686371
OPPOSITIONUS6482906
OPPOSITIONUS6992157
OPPOSITIONWO2011101399
OPPOSITIONWO2016123319

Non-Patent Literature (NPL) Citations (8) New

NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.

Citation PhaseReference TextLink
OPPOSITION- Anonymous, "Comar Chemicals (Pty) Ltd.,Catalysts", Internet Archive Wayback Machine, (20150215), page 1, URL: https://www.comarchemicals.com/index.php/en/about-comar-en/product-categories-en/catalysts-en, (20190917), XP055652167-
OPPOSITION- Anonymous, "COMCAT Nd-FC20/G2 Safety Data Sheet", Comar Chemicals, (20160729), pages 1 - 10, XP055652190-
OPPOSITION- Anonymous, "IISRP 56th AGM, Cape Town, south Africa 20-23 April 2015", (20150420), pages 1-13, 103 - 122, URL: http://agmdownload.weebly.com/uploads/1/4/6/3/14639552/56agmproceedings.pdf, (20190917), XP055652188-
OPPOSITION- Anonymous, "Polymerization of Butadiene with Neodymium Finished catalyst", COMAR CHEMICALS (PTY) LTD Quality Operational Procedure, (20140925), pages 1 - 26, XP055652201-
OPPOSITION- A. OEHME et al., "The influence of ageing and polymerization conditions on the polymerization of butadiene using a neodymium catalyst system", Die Angewandte Makromolekulare Chemie, (19960000), vol. 235, pages 121 - 130, XP002581838-
OPPOSITION- OEHME et al., "Polymerisationszeit und Gesamtkatalysatorkonzentration verandern cis-1,4-Polybutadien", KGK Kautschuk Gummi Kunststoffe 50, (1997), vol. 50, no. 2, pages 82 - 87, XP000656954-
OPPOSITION- L. FRIEBE et al., "Neodymium-Based Ziegler/Natta Catalysts and their Application in Diene Polymerization", Adv Polym Sci, (20060000), vol. 204, pages 1 - 154, XP002491130
OPPOSITION- L. FRIEBE et al., "Polymerization of 1,3-Butadiene Initiated by Neodymium Versatate/Triisobutylaluminum/Ethylaluminum Sesquichloride: Impact of the Alkylaluminum Cocatalyst Component", JOURNAL OF MACROMOLECULAR SCIENCE , Part A - PURE AND APPLIED CHEMISTRY., (20040000), vol. 41, no. 3, pages 245 - 256, XP055652197

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