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Cellulose Acetate And Cellulose Acetate Composition - EP3862388

The patent EP3862388 was granted to Daicel on Jul 26, 2023. The application was originally filed on Dec 9, 2019 under application number EP19888249A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3862388

DAICEL
Application Number
EP19888249A
Filing Date
Dec 9, 2019
Status
Granted And Under Opposition
Jun 23, 2023
Grant Date
Jul 26, 2023
External Links
Slate, Register, Google Patents

Patent Summary

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Patent Family

Patent Oppositions (3)

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ACETATEApr 26, 2024SIMMONS & SIMMONS MUNICHADMISSIBLE
CERDIAApr 26, 2024MEISSNER BOLTEADMISSIBLE
CERDIAApr 26, 2024MEISSNER BOLTE PARTNERSCHAFT MBBADMISSIBLE

Patent Citations (22) New

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

Citation PhasePublication NumberPublication Link
DESCRIPTIONJPH10215892
DESCRIPTIONWO2011093216
DESCRIPTIONWO2016092024
INTERNATIONAL-SEARCH-REPORTJP2009019123
INTERNATIONAL-SEARCH-REPORTJP2009155555
INTERNATIONAL-SEARCH-REPORTJP2018500416
INTERNATIONAL-SEARCH-REPORTWO02072638
OPPOSITIONEP0597478
OPPOSITIONEP0716117
OPPOSITIONEP0783841
OPPOSITIONEP0987276
OPPOSITIONEP2075261
OPPOSITIONEP2883906
OPPOSITIONJP2009091543
OPPOSITIONJPH0479361B
OPPOSITIONUS5288318
OPPOSITIONWO2010043293
OPPOSITIONWO2016092024
OPPOSITIONWO9307771
OPPOSITIONWO9410238
SEARCHEP2075261
SEARCHEP2883906

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- EIJI ISHII et al., Life Science, (19830000), vol. 27, no. 3, pages 111 - 118-
OPPOSITION- Anonymous, "Citric Acid | C6H8O7 | CID 311", PubChem, (20250922), Database accession no. CID 311, XP093317230-
OPPOSITION- Anonymous, "Sicherheitsdatenblatt Triacetin", Sicherheitsdatenblatt Triacetin, Syskem, pages 1 - 12, Sicherheitsdatenblatt Triacetin, URL: https://www.syskem.de/syskem_datenblaetter/Triacetin_Sicherheitsdatenblatt_vs11.pdf, XP093317245-
OPPOSITION- Coresta, "2017 CORESTA JOINT STUDY GROUPS MEETING - ORAL PRESENTATIONS", SMOKE SCIENCE and PRODUCT TECHNOLOGY. 8-12 October, Kitzbühel, Austria, Kitzbühel, Austria, (20171101), pages 1 - 15, SMOKE SCIENCE and PRODUCT TECHNOLOGY. 8-12 October, XP093188449-
OPPOSITION- Coresta, "Joint Study Groups Meeting", SMOKE SCIENCE and PRODUCT TECHNOLOGY. 8-12 October, Kitzbühel, Austra, Kitzbühel, Austra, (20171115), SMOKE SCIENCE and PRODUCT TECHNOLOGY. 8-12 October, XP093188447-
OPPOSITION- D19 - Declaration of Mr. Akihiro Higuchi regarding document D1-
OPPOSITION- D20 - Declaration of Mr. Akihiro Higuchi regarding document D5-
OPPOSITION- D21 - Declaration of Mr. Shu Shimamoto regarding document D8-
OPPOSITION- D22 - Declaration of Mr. Masaaki Kusumoto regarding the opposed patent-
OPPOSITION- D23 - US-Declaration of Mr. Akihiro Higuchi regarding document D5-
OPPOSITION- D28 - affidavit from Dr. Dirk Hölter-
OPPOSITION- D4b - SSPT 2017 Kitzbühel List of Presentations-
OPPOSITION- D7 - Communication pursuant to Article 94(3) EPC dated 18 February 2022-
OPPOSITION- Hölter Dirk, Lapersonne Philippe, "New Aspects of Cellulose Acetate Biodegradation", Rhodia Acetow - Coresta SSPT, Austria, Austria, (20170101), Rhodia Acetow - Coresta SSPT , URL: https://www.coresta.org/sites/default/files/abstracts/2017_ST13_Holter.pdf, XP093188445-
OPPOSITION- Heinze Thomas, Liebert Tim, "4.2 Chemical characteristics of cellulose acetate", Macromolecular Symposia, Wiley VCH verlag Weinheim, DE, DE , (20040301), vol. 208, no. 1, doi:10.1002/masy.200450408, ISSN 1022-1360, pages 167 - 238, XP093099569
OPPOSITION- Sei Tsuyoshi, Ishitani Kazuki, Suzuki Ryoshu, Ikematsu Kiyoshi, "Distribution of Acetyl Group in Cellulose Acetate as Determined by Nuclear Magnetic Resonance Analysis", Polymer Journal, Nature Publishing Group UK, London, London , (19850901), vol. 17, no. 9, doi:10.1295/polymj.17.1065, ISSN 0032-3896, pages 1065 - 1069, XP093188446
OPPOSITION- Anonymous, "ASTM D6691-09 Standard Test Method for Determining Aerobic Biodegradation of Plastic Materials in the Marine Environment by a Defined Microbial Consortium or Natural Sea Water Inoculum", ASTM Norm, ASTM International, doi:10.1520/D6691-09, pages 1 - 5, ASTM Norm, URL: https://www.astm.org/d6691-09.html, XP093317252

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