IP Verse

Lyocell Fiber With Increased Tendency To Fibrillate - EP3762536

The patent EP3762536 was granted to Lenzing on May 1, 2024. The application was originally filed on Mar 6, 2019 under application number EP19707837A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3762536

LENZING
Application Number
EP19707837A
Filing Date
Mar 6, 2019
Status
Granted And Under Opposition
Mar 29, 2024
Grant Date
May 1, 2024
External Links
Slate, Register, Google Patents

Patent Summary

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Patent Family

Patent Oppositions (2)

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METSA SPRINGJan 31, 2025ESPATENTADMISSIBLE
TABUJEWJan 31, 2025-ADMISSIBLE

Patent Citations (35) New

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

Citation PhasePublication NumberPublication Link
DESCRIPTIONAT515693B
DESCRIPTIONUS2015184338
DESCRIPTIONUS4246221
DESCRIPTIONUS6042769
DESCRIPTIONUS6706237
DESCRIPTIONUS8187422
DESCRIPTIONUS8420004
DESCRIPTIONUS9222222
DESCRIPTIONWO0181664
DESCRIPTIONWO2011079331
DESCRIPTIONWO2014161018
DESCRIPTIONWO2016065377
DESCRIPTIONWO2016197156
DESCRIPTIONWO9319230
DESCRIPTIONWO9428214
DESCRIPTIONWO9428217
DESCRIPTIONWO9502082
DESCRIPTIONWO9633221
DESCRIPTIONWO9633934
DESCRIPTIONWO9738153
DESCRIPTIONWO9805702
DESCRIPTIONWO9947733
INTERNATIONAL-SEARCH-REPORTUS2015184338
INTERNATIONAL-SEARCH-REPORTWO0181664
INTERNATIONAL-SEARCH-REPORTWO2011079331
INTERNATIONAL-SEARCH-REPORTWO2014161018
INTERNATIONAL-SEARCH-REPORTWO2016197156
INTERNATIONAL-SEARCH-REPORTWO9947733
OPPOSITIONEP0766755
OPPOSITIONEP1441050
OPPOSITIONEP1980653
OPPOSITIONUS2009165969
OPPOSITIONUS2010162541
OPPOSITIONWO2014161018
OPPOSITIONWO9947733

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, "Hemicellulose", Wikipedia, (20241215), pages 1 - 5, Wikipedia, URL: https://de.wikipedia.org/w/index.php?title=Hemicellulose&oldid=251266487, XP093261251-
OPPOSITION- Anonymous, "TERMINOLOGY OF MAN-MADE FIBRES 2017 Edition", Terminology BISFA, (20170101), pages 1 - 117, XP093261228-
OPPOSITION- Lyytikäinen Katja, "REMOVAL OF XYLAN FROM BIRCH KRAFT PULPS AND THE EFFECT OF ITS REMOVAL ON FIBER PROPERTIES, COLLOIDAL INTERACTIONS AND RETENTION IN PAPERMAKING", Thesis, LUT Lappeenranta University of Technology, (20171130), pages 1 - 177, XP093261229-
OPPOSITION- Zhang Huiru, Tong Mingwei, "Influence of Hemicelluloses on the Structure and Properties of Lyocell Fibers", Polymer Engineering and Science, BROOKFIELD CENTER., US, US , (20070326), doi:10.1002/pen.20743, ISSN 0032-3888, pages 702 - 706, XP093197065
OPPOSITION- Chaker Ashraf, Alila Sabrine, Mutjé Pere, Vilar Manuel Rei, Boufi Sami, "Key role of the hemicellulose content and the cell morphology on the nanofibrillation effectiveness of cellulose pulps", Cellulose, Springer Netherlands, Netherlands, Netherlands , (20131201), vol. 20, no. 6, doi:10.1007/s10570-013-0036-y, ISSN 0969-0239, pages 2863 - 2875, XP093261244
OPPOSITION- Ma Yibo et al, "Filament spinning of unbleached birch kraft pulps: Effect of pulping intensity on the processability and the fiber properties", Carbohydrate Polymers, (20180101), vol. 179, doi:10.1016/j.carbpol.2017.09.079, pages 145 - 151, XP093197050
OPPOSITION- Shinichiro Iwamoto, Kentaro Abe, Hiroyuki Yano, "The Effect of Hemicelluloses on Wood Pulp Nanofibrillation and Nanofiber Network Characteristics", Biomacromolecules, American Chemical Society, US, US , (20080301), vol. 9, no. 3, doi:10.1021/bm701157n, ISSN 1525-7797, pages 1022 - 1026, XP055735588
OPPOSITION- Y. Ma, Et Al., "Upcycling of waste paper and cardboard to textiles", Green Chemistry, Royal Society of Chemistry, GB, GB , (20160101), vol. 18, no. 3, doi:10.1039/C5GC01679G, ISSN 1463-9262, pages 858 - 866, XP055653365

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