IP Verse

Solvent-Spun Cellulosic Fibre - EP3762525

The patent EP3762525 was granted to Lenzing on Aug 7, 2024. The application was originally filed on Mar 5, 2019 under application number EP19707824A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3762525

LENZING
Application Number
EP19707824A
Filing Date
Mar 5, 2019
Status
Granted And Under Opposition
Jul 5, 2024
Grant Date
Aug 7, 2024
External Links
Slate, Register, Google Patents

Patent Summary

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Patent Family

Patent Oppositions (2)

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METSA SPRINGMay 7, 2025LAINEADMISSIBLE
TABUJEWMay 6, 2025TABUJEWADMISSIBLE

Patent Citations (27) New

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

Citation PhasePublication NumberPublication Link
DESCRIPTIONEP1311717
DESCRIPTIONEP1362935
DESCRIPTIONUS4246221
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DESCRIPTIONWO2007128026
DESCRIPTIONWO2015101543
DESCRIPTIONWO9319230
DESCRIPTIONWO9428214
DESCRIPTIONWO9428217
DESCRIPTIONWO9502082
DESCRIPTIONWO9633221
DESCRIPTIONWO9633934
DESCRIPTIONWO9738153
DESCRIPTIONWO9805702
INTERNATIONAL-SEARCH-REPORTUS2009004473
INTERNATIONAL-SEARCH-REPORTUS6706237
INTERNATIONAL-SEARCH-REPORTWO2015101543
OPPOSITIONEP1327013
OPPOSITIONEP1980653
OPPOSITIONUS2010162541
OPPOSITIONUS2016326671
OPPOSITIONUS6210801
OPPOSITIONUS6527987
OPPOSITIONWO2007128026
OPPOSITIONWO2014161018
OPPOSITIONWO9319230

Non-Patent Literature (NPL) Citations (17) 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
DESCRIPTION- Carbohydrate Polymers, (20180000), vol. 181, pages 893 - 901-
DESCRIPTION- HOELLER; PUCHEGGER, Melliand Textilberichte 1984, (19840000), vol. 65, pages 573 - 574-
DESCRIPTION- Journal of Applied Science, (20090000), vol. 113, pages 150 - 156-
DESCRIPTION- Lenzinger Berichte, (20130000), vol. 91, pages 07 - 12-
DESCRIPTION- SCHILD et al., Cellulose, (20140000), vol. 21, pages 3031 - 3039-
DESCRIPTION- SINGH et al., Cellulose, (20170000), vol. 24, pages 3119 - 3130-
DESCRIPTION- WENDLER et al., Fibres and textiles in Eastern Europe, (20100000), vol. 2, no. 79, pages 21 - 30-
DESCRIPTION- ZHANG et al., China Synthetic Fibre Industry, (20080000), vol. 31, no. 2, pages 24 - 27-
DESCRIPTION- ZHANG et al., Journal of Applied Polymer Science, (20080000), vol. 107, pages 636 - 641-
DESCRIPTION- ZHANG et al., Polymer Engineering and Science, (20070000), vol. 47, pages 702 - 706-
DESCRIPTION- ZHANG et al., Polymer Materials Science and Engineering, (20080000), vol. 24, no. 11, pages 99 - 102-
INTERNATIONAL-SEARCH-REPORT- Thomas R?der ET AL, "Man-Made Cellulose Fibres - a Comparison Based on Morphology and Mechanical Properties", LENzINGER BERICHTE, (20130101), pages 7 - 12, URL: https://www.lenzing.com/fileadmin/template/pdf/konzern/lenzinger_berichte/ausgabe_91_2013/Paper_02_Roeder_et_al.pdf, XP055402410 [AD] 1-10 * the whole document *-
OPPOSITION- R B Chavan and A K Patra, "Development and processing of lyocell", Indian Journal of Fibre & Textile Research, (20041200), vol. 29, no. 4, pages 483 - 492, XP055338308-
OPPOSITION- Thomas Röder, Johann Moosbauer, Kateryna Wöss, Sandra Schlader, Gregor Kraft, Lenzing Ag, Werkstraße, 4860 Lenzing, Austria, "Man-Made Cellulose Fibres – a Comparison Based on Morphology and Mechanical Properties", LENzINGER BERICHTE, (20130101), pages 7 - 12, LENzINGER BERICHTE, URL: https://www.lenzing.com/fileadmin/template/pdf/konzern/lenzinger_berichte/ausgabe_91_2013/Paper_02_Roeder_et_al.pdf, XP055402410-
OPPOSITION- Pitkänen Leena; Sixta Herbert, "Size-exclusion chromatography of cellulose: observations on the low-molar-mass fraction", Cellulose, Springer Netherlands, Netherlands, Netherlands , (19000101), vol. 27, no. 16, doi:10.1007/s10570-020-03419-9, ISSN 0969-0239, pages 9217 - 9225, XP037304676
OPPOSITION- Michud Anne; Hummel Michael; Sixta Herbert, "Influence of molar mass distribution on the final properties of fibers regenerated from cellulose dissolved in ionic liquid by dry-jet wet spinning", Polymer, ELSEVIER, AMSTERDAM, NL, AMSTERDAM, NL, (19000101), vol. 75, doi:10.1016/j.polymer.2015.08.017, ISSN 0032-3861, pages 1 - 9, XP029907658
OPPOSITION- Ma Yibo, You Xiang, Nieminen Kaarlo, Sawada Daisuke, Sixta Herbert, "Influence of DP and MMD of the pulps used in the Ioncell® process on processability and fiber properties", RSC Sustainability, (20230907), vol. 1, no. 6, doi:10.1039/D3SU00013C, ISSN 2753-8125, pages 1497 - 1510, XP093317695

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