(19)
(11) EP 3 618 881 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 2 (W2 B1)

(48) Corrigendum issued on:
24.05.2023 Bulletin 2023/21

(45) Mention of the grant of the patent:
15.02.2023 Bulletin 2023/07

(21) Application number: 18730175.9

(22) Date of filing: 03.05.2018
(51) International Patent Classification (IPC): 
A61L 27/18(2006.01)
A61L 27/54(2006.01)
A61L 27/58(2006.01)
 A61L 27/38(2006.01)
A61L 27/56(2006.01)
(52) Cooperative Patent Classification (CPC):
A61L 27/18; A61L 27/3808; A61L 27/3821; A61L 27/3834; A61L 27/54; A61L 27/56; A61L 27/58; A61L 2300/25; A61L 2300/252; A61L 2300/404; A61L 2300/412; A61L 2300/414; A61L 2430/02
 
C-Sets:
A61L 27/18, C08L 67/06;
(86) International application number:
PCT/US2018/030845
(87) International publication number:
WO 2018/204611 (08.11.2018 Gazette 2018/45)

(54)

POST-3D PRINTING FUNCTIONALIZATION OF POLYMER SCAFFOLDS FOR ENHANCED BIOACTIVITY

FUNKTIONALISIERUNG VON POLYMERGERÜSTEN NACH EINEM 3D-DRUCK FÜR VERBESSERTE BIOAKTIVITÄT

FONCTIONNALISATION D'IMPRESSION POST-3D D'ÉCHAFAUDAGES POLYMÈRES DESTINÉS À UNE BIOACTIVITÉ AMÉLIORÉE

(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

(30) Priority: 03.05.2017 US 201762500777 P

(43) Date of publication of application:
11.03.2020 Bulletin 2020/11

(73) Proprietor: The University of Akron
Akron, OH 44325 (US)

(72) Inventors:
  • BECKER, Matthew
    Chapel Hill North Carolina 27517 (US)
  • XU, Yanyi
    Cuyahoga Falls, OH 44221 (US)

(74) Representative: Tetzner, Michael et al
Tetzner & Partner mbB Patent- und Rechtsanwälte
Van-Gogh-Strasse 3 81479 München
Van-Gogh-Strasse 3 81479 München (DE)


(56) References cited: : 
WO-A1-2016/081587
WO-A2-02/085246
 WO-A1-2018/144849
WO-A2-2012/024675
   
  • JOSHUA ALAN PARRY ET AL: "Three-Dimension-Printed Porous Poly(Propylene Fumarate) Scaffolds with Delayed rhBMP-2 Release for Anterior Cruciate Ligament Graft Fixation", TISSUE ENGINEERING PART A, vol. 23, no. 7-8, 1 April 2017 (2017-04-01), pages 359-365, XP055499699, ISSN: 1937-3341, DOI: 10.1089/ten.tea.2016.0343
  • A. MELCHIORRI ET AL.: "Chemical Surface Modification of 3D Printed Poly(Propylene Fumarate) Vascular Grafts", TISSUE ENGINEERING: PART A, vol. 20, no. Supplement 1, O-262, 2014, pages S-20-S-21, XP002783844,
  • HAITAO CUI ET AL: "Hierarchical Fabrication of Engineered Vascularized Bone Biphasic Constructs via Dual 3D Bioprinting: Integrating Regional Bioactive Factors into Architectural Design", ADVANCED HEALTHCARE MATERIALS, vol. 5, no. 17, 1 September 2016 (2016-09-01), pages 2174-2181, XP055499745, DE ISSN: 2192-2640, DOI: 10.1002/adhm.201600505
  • KHAN MUSAMMIR ET AL: "Surface tailoring for selective endothelialization and platelet inhibition via a combination of SI-ATRP and click chemistry using Cys-Ala-Gly-peptide", ACTA BIOMATERIALIA, ELSEVIER, AMSTERDAM , NL, vol. 20, 1 April 2015 (2015-04-01), pages 69-81, XP029590351, ISSN: 1742-7061, DOI: 10.1016/J.ACTBIO.2015.03.032
  • Lin Fei ET AL: "Peptide-Functionalized Oxime Hydrogels with Tunable Mechanical Properties and Gelation Behavior", Biomacromolecules, vol. 14, no. 10, 3 October 2013 (2013-10-03), pages 3749-3758, XP055815185, US ISSN: 1525-7797, DOI: 10.1021/bm401133r
  • Cui Haitao ET AL: "Supporting Information "Hierarchical Fabrication of Engineered Vascularized Bone Biphasic Constructs via Dual 3D Bioprinting: Integrating Regional Bioactive Factors into Architectural Design"", Advanced Healthcare Materials, 7 July 2016 (2016-07-07), pages 0-10, XP055952105, DOI: 10.1002/adhm.201600505 Retrieved from the Internet: URL:https://onlinelibrary.wiley.com/action /downloadSupplement?doi=10.1002%2Fadhm.201 600505&file=adhm201600505-sup-0001-S1.pdf [retrieved on 2022-08-16]
   
Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).