IP Verse

Resin Powder For Solid Freeform Fabrication - EP3272787

The patent EP3272787 was granted to Ricoh on Jan 27, 2021. The application was originally filed on Jul 20, 2017 under application number EP17182431A. The patent is currently recorded with a legal status of "Revoked".

EP3272787

RICOH
Application Number
EP17182431A
Filing Date
Jul 20, 2017
Status
Revoked
Mar 1, 2024
Publication Date
Jan 27, 2021
External Links
Slate, Register, Google Patents

Patent Summary

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Patent Family

Patent Oppositions (3)

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ARKEMA FRANCEOct 27, 2021ARKEMA PATENTADMISSIBLE
EOS ELECTRO OPTICAL SYSTEMSOct 27, 2021MEISSNER BOLTE PARTNERSCHAFT MBBADMISSIBLE
EVONIK OPERATIONSOct 27, 2021F & E PATENTADMISSIBLE

Patent Citations (31) New

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

Citation PhasePublication Number
DESCRIPTIONUS6531086
DESCRIPTIONWO2008057844
OPPOSITIONEP2985269
OPPOSITIONEP3239214
OPPOSITIONEP3272787
OPPOSITIONEP3272788
OPPOSITIONEP3750943
OPPOSITIONJP2015500375
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OPPOSITIONUS2011143108
OPPOSITIONUS2015336292
OPPOSITIONUS2016038633
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OPPOSITIONUS7794647
OPPOSITIONWO2008036071
OPPOSITIONWO2008122426
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OPPOSITIONWO2013138204
OPPOSITIONWO2016101942
OPPOSITIONWO2016104140
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SEARCHEP2177557
SEARCHJP2003246864
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SEARCHUS2013307196
SEARCHUS5527877
SEARCHWO2008036071
SEARCHWO2008057844

Non-Patent Literature (NPL) Citations (23) New

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

Citation PhaseReference Text
OPPOSITION- Anonyme, "Plastiques - Détermination du comportement à la fusion (température de fusion ou plage de températures de fusion) des polymeres semi-cristallins par méthodes du tube capillaire et du microscope polarisant ", Norme Internationale ISO 3146, (20000601), pages 1 - 14, XP055859095
OPPOSITION- Anonymous, "A basic guide to particle characterization ", MALVERN INSTRUMENTS WORLDWIDE, (20150000), pages 1 - 24, XP055701324
OPPOSITION- Anonymous, "AVERAGE DENSITY OF AMORPHOUS POLYMERS", Polymer Properties Database, (20150000), pages 1 - 3, XP055519692
OPPOSITION- Certificates of Experimental Results
OPPOSITION- Emmanuel Dumoulin, "Fabrication additive de pieces en polymeres thermoplastiques hautes performances et en polyamide 12 par le procede de frittage selectif par laser", thesis, (20130123), XP055796964
OPPOSITION- FULCHER, B. ET AL, "EFFECT OF SEGREGATED FIRST AND SECOND MELT POINT ON LASER SINTERED PART QUALITY AND PROCESSING", HARVEST TECHNOLOGIES, (20120000), pages 556 - 564, XP055797001
OPPOSITION- M. SCHMID et al., "Präsentation: iCoPP - A New Polyolefin for additive manufacturing (SLS", International Conference on Additive Manufacturing AM, Loughborough, UK, (20110711), XP055862455
OPPOSITION- M. SCHMID, "iCoPP - Polypropylen für Additive Manufacturing", Plastics.Now, (20121000), pages 2 - 3
OPPOSITION- "Plastiques - Détermination du comportement à la fusion (température de fusion ou plage de températures de fusion) des polymeres semi-cristallins par méthodes du tube capillaire et du microscope polarisant", NORME INTERNATIONALE ISO 3146, (200006), XP055859095
OPPOSITION- SCHMID, M., "Influence of the Origin of Polyamide 12 Powder on the Laser Sintering Process and Laser Sintered Parts", Appl. Sci., (20170000), vol. 7, no. 462, pages 1 - 15, XP055797006
OPPOSITION- SOMMEREYNS, A., "Evaluation of essential powder properties through complementary particle size analysis methods for laser powder bed fusion of polymers", Procedia CIRP, (20200000), vol. 94, XP055797027
OPPOSITION- Stéphane Dupin, "Étude fondamentale de la transformation du polyamide 12 par frittage laser : mécanismes physico-chimiques et relations microstructures/propriétés", (20120705), URL: http://theses.insa-lyon.fr/publication/2012ISAL0062/these.pdf, (20140423), XP055114943
OPPOSITION- WULFHORST J., ET AL, "Substitution of Powders by ultra short cut fibers for selective laser sintering (SLS) ", AUTEX 2011 CONFERENCE 8-10TH JUNE 2011, (20110610), pages 13 - 18, XP055862075
OPPOSITION- WULFHORST, J, "Forschungsbericht RWTH", FORSCHUNGSBERICHT RWTH, Aachen, (20110000), pages 1 - 121, XP055861940
OPPOSITION- Verbelen Leander; Dadbakhsh Sasan; Van den Eynde Michael; Kruth Jean-Pierre; Goderis Bart; Van Puyvelde Peter, "Characterization of polyamide powders for determination of laser sintering processability", European Polymer Journal, (20160000), vol. 75, pages 163 - 174, XP029398871
OPPOSITION- BOURELL et al., "Performance limitations in polymer laser sintering", Physics Procedia, (20140000), vol. 56, doi:10.1016/j.phpro.2014.08.157, pages 147 - 156, XP029053232
OPPOSITION- M. SCHMID et al., "iCoPP - A New Polyolefin for additive manufacturing (SLS", International Conference on Additive Manufacturing AM, Loughborough, UK, (20110711), XP029638044
OPPOSITION- SCHMID, M. et al., "Additive Manufacturing: Polymers applicable for Laser Sintering (LS", Procedia Engineering, (20160000), vol. 149, doi:10.1016/j.proeng.2016.06.692, pages 457 - 464, XP029638044
OPPOSITION- MANFRED SCHMID et al., "Polymer powders for selective laser sintering (SLS", AIP Conference Proceedings, vol. 1664, doi:10.1063/1.4918516, (20150522), page 160009, URL: https://doi.org/10.1063/1.4918516, XP055771367
OPPOSITION- MANFRED SCHMID et al., Materials perspective of polymers for additive manufacturing with selective laser sintering, (20140708), XP055796748
OPPOSITION- SCHMID et al., "Materials perspective of polymers for additive manufacturing with selective laser sintering", J. Mater. Res., (20140000), vol. 29, doi:10.1557/jmr.2014.138, pages 1824 - 1832, XP055796748
OPPOSITION- SCHMID, M. et al., "Materials perspective of polymers for additive manufacturing with selective laser sintering", Journal of Materials Research, (20140000), vol. 29, no. 17, pages 1824 - 1832, XP055796748
SEARCH- DATABASE WPI, 0, Derwent World Patents Index, vol. 2004, no. 18, Database accession no. 2004-183339, XP002776487 & JP2003246864 A 20030905 (JSP CORP) [A] 1-9,13-15 * abstract *

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