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Radiation Curable Compositions For Additive Fabrication - EP3781987

The patent EP3781987 was granted to Covestro Netherlands on Oct 5, 2022. The application was originally filed on Apr 22, 2019 under application number EP19726228A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3781987

COVESTRO NETHERLANDS
Application Number
EP19726228A
Filing Date
Apr 22, 2019
Status
Granted And Under Opposition
Sep 2, 2022
Grant Date
Oct 5, 2022
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions (2)

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ARKEMA FRANCEJul 5, 2023ADMISSIBLE
SCOTT BADERJul 5, 2023ADMISSIBLE

Patent Citations (29) New

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

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INTERNATIONAL-SEARCH-REPORTUS2008287564
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OPPOSITIONEP2053065
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OPPOSITIONUS2016326387
OPPOSITIONUS2017203408
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Non-Patent Literature (NPL) Citations (11) 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, "BR-741 Difunctional Aliphatic Urethane Acrylate", BOMAR, (20220125), pages 1 - 2, XP093162729-
OPPOSITION- Anonymous, "Esters, Acrylates", Encyclopaedia of Occupational Health and Safety, (19980101), pages 1 - 2, XP093162747-
OPPOSITION- Anonymous, "UV-Light-Sensitive Urethane Acrylate Oligomers", Paint & Coatings Industry, (20050301), pages 1 - 6, XP093162935-
OPPOSITION- Chi-san Wu, "Table of content", Chi-san Wu, Chi-san Wu, Handbook of Size Exclusion Chromatography, Chromatographic science series v69 , 1st edition. , US, MARCEL DEKKER, INC, (19950101), page 1, ISBN 0-8247-9288-2, XP009551740-
OPPOSITION- David Randall, " Urethane oils and alkyds", The polyurethanes book, (20020101), pages 377 - 379, XP093162927-
OPPOSITION- Kenneth W Swiderski, "Urethane Acrylate Oligomers and UV/EB Curing: A Disruptive Technology for Traditional Urethane Prepolymers", BOMAR, (20211012), pages 1 - 8, BOMAR, URL: https://bomar-chem.com/content/download/312/file/BWP013DA%20Urethane%20Acrylate%20Oligomers%20and%20UV%20EB%20Curing%20White%20Paper.pdf, XP093162740-
OPPOSITION- Vasudeva Gaurav, "Monomer Systems for Dental Composites and Their future: a Review ", CDA Journal, (20090601), vol. 37, no. 6, pages 389 - 398, XP093126319-
OPPOSITION- Waldman H. Barry, "Dental Services for Individuals With Special Health Care Needs Are an Increased Reality for Practitioners in California", Journal of the California Dental Association, (20090601), vol. 37, no. 6, pages 379 - 383, XP093126322-
OPPOSITION- Alishiri M.; Shojaei A.; Abdekhodaie M.J.; Yeganeh H., "Synthesis and characterization of biodegradable acrylated polyurethane based on poly(ε-caprolactone) and 1,6-hexamethylene diisocya", Materials Science and Engineering C, ELSEVIER SCIENCE S.A., CH, CH , (20140604), vol. 42, doi:10.1016/j.msec.2014.05.056, ISSN 0928-4931, pages 763 - 773, XP029008047
OPPOSITION- Swiderski Kenneth W., Khudyakov Igor V., "Synthesis and Properties of Urethane Acrylate Oligomers:  Direct versus Reverse Addition", Industrial & Engineering Chemistry Research, American Chemical Society, (20040901), vol. 43, no. 20, doi:10.1021/ie040017g, ISSN 0888-5885, pages 6281 - 6284, XP055962849
OPPOSITION- Ni Rongping, Qian Bin, Liu Chang, Liu Xiaofeng, Qiu Jianrong, "A cross-linking strategy with moderated pre-polymerization of resin for stereolithography", RSC Advances, Royal Society of Chemistry, GB, GB , (20180101), vol. 8, no. 52, doi:10.1039/C8RA05432K, ISSN 2046-2069, pages 29583 - 29588, XP093126320

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