(19)
(11) EP 3 237 632 B8

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

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
13.03.2019 Bulletin 2019/11

(45) Mention of the grant of the patent:
24.10.2018 Bulletin 2018/43

(21) Application number: 15820010.5

(22) Date of filing: 15.12.2015
(51) International Patent Classification (IPC): 
C12P 19/04(2006.01)
(86) International application number:
PCT/US2015/065707
(87) International publication number:
WO 2016/106013 (30.06.2016 Gazette 2016/26)

(54)

ENZYMATICALLY PRODUCED WATER-INSOLUBLE CELLULOSE

ENZYMATISCH HERGESTELLTE WASSERUNLĂ–SLICHE CELLULOSE

CELLULOSE INSOLUBLE DANS L'EAU PRODUITE PAR VOIE ENZYMATIQUE


(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: 23.12.2014 WO PCT/CN2014/094593
23.12.2014 WO PCT/CN2014/094594

(43) Date of publication of application:
01.11.2017 Bulletin 2017/44

(73) Proprietor: E.I. DU PONT DE NEMOURS AND COMPANY
Wilmington, DE 19805 (US)

(72) Inventors:
  • BEHABTU, Natnael
    Wilmington, Delaware 19801 (US)
  • POULOSE, Ayrookaran J.
    Belmont, California 94002 (US)
  • YU, Zheyong
    Shanghai 200434 (CN)
  • ZHANG, Zhenghong
    Shanghai 200444 (CN)

(74) Representative: Dehns 
St. Brides House 10 Salisbury Square
London EC4Y 8JD
London EC4Y 8JD (GB)


(56) References cited: : 
   
  • HIRAISHI ET AL: "Synthesis of highly ordered cellulose II in vitro using cellodextrin phosphorylase", CARBOHYDRATE RESEARCH, vol. 344, 2009, pages 2468-2473, XP055005255,
  • SAWANO ET AL: "Characterization of Ruminococcus albus cellodextrin phosphorylase and identification of a key phenylalanine residue for acceptor specificity and affinity to the phosphate group", THE FEBS JOURNAL, vol. 280, 2013, pages 4463-4473, XP002753751,
  • CHASSARD ET AL: "Ruminococcus champanellensis sp. nov., a cellulose-degrading bacterium from human gut microbiota", INTERNATIONAL JOURNAL OF SYSTEMATIC AND EVOLUTIONARY MICROBIOLOGY, vol. 62, 2012, pages 138-143, XP002753752,
  • KADOKAWA ET AL: "Synthesis of new polysaccharide materials by phosphorylase-catalyzed chain elongation", POLYMER PREPRINTS, vol. 52, 2011, pages 59-60, XP055103508,
  • PETROVIC ET AL: "Characterization of oligocellulose synthesized by reverse phosphorolysis using different cellodextrin phosphorylases", ANALYTICAL CHEMISTRY, vol. 87, 20 August 2015 (2015-08-20), pages 9639-9646, XP002753753,
   
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