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Extract from the Register of European Patents

EP About this file: EP3594247

EP3594247 - METHOD FOR PRODUCING MODIFIED CELLULOSE FIBERS [Right-click to bookmark this link]
StatusThe application has been withdrawn
Status updated on  08.07.2022
Database last updated on 02.11.2024
FormerRequest for examination was made
Status updated on  13.12.2019
FormerThe international publication has been made
Status updated on  17.09.2018
Most recent event   Tooltip08.07.2022Withdrawal of applicationpublished on 10.08.2022  [2022/32]
Applicant(s)For all designated states
Kao Corporation
14-10, Nihonbashi Kayabacho 1-chome Chuo-Ku
Tokyo 103-8210 / JP
[2020/03]
Inventor(s)01 / SHIBATA, Shotaro
c/o Kao Corporation
Research Laboratories
1334, Minato
Wakayama-shi Wakayama 640-8580 / JP
02 / YOSHIDA, Yutaka
c/o Kao Corporation
Research Laboratories
1334, Minato
Wakayama-shi Wakayama 640-8580 / JP
03 / KAWAHARA, Hisaho
c/o Kao Corporation
Research Laboratories
1334, Minato
Wakayama-shi Wakayama 640-8580 / JP
04 / KUMAMOTO, Yoshiaki
c/o Kao Corporation
Research Laboratories
1334, Minato
Wakayama-shi Wakayama 640-8580 / JP
 [2020/03]
Representative(s)Hoffmann Eitle
Patent- und Rechtsanwälte PartmbB
Arabellastraße 30
81925 München / DE
[2020/03]
Application number, filing date18764546.006.03.2018
[2020/03]
WO2018JP08607
Priority number, dateJP2017004330607.03.2017         Original published format: JP 2017043306
[2020/03]
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2018164131
Date:13.09.2018
Language:JA
[2018/37]
Type: A1 Application with search report 
No.:EP3594247
Date:15.01.2020
Language:EN
[2020/03]
Search report(s)International search report - published on:JP13.09.2018
(Supplementary) European search report - dispatched on:EP02.11.2020
ClassificationIPC:C08B11/08, C08L1/26, C08L21/00, C08B11/193
[2020/49]
CPC:
C08L1/284 (EP); C08B11/08 (EP,US); C08B11/187 (EP,US);
C08B11/193 (EP,US); C08B11/20 (EP,US); C08L21/00 (US);
C08L7/00 (US); D06M13/11 (US); D21C5/02 (EP);
C08L2205/16 (US); D06M2101/06 (US); Y02W30/64 (EP) (-)
C-Set:
C08L1/284, C08L9/06 (EP);
C08L7/00, C08L1/284, C08K3/04, C08K5/09, C08K5/3437, C08K3/06, C08K3/22, C08K5/47, C08K5/18 (EP)
Former IPC [2020/03]C08B11/08, C08L1/26, C08L21/00
Designated contracting statesAL,   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 [2020/03]
TitleGerman:VERFAHREN ZUR HERSTELLUNG VON MODIFIZIERTEN CELLULOSEFASERN[2020/03]
English:METHOD FOR PRODUCING MODIFIED CELLULOSE FIBERS[2020/03]
French:PROCÉDÉ DE PRODUCTION DE FIBRES DE CELLULOSE MODIFIÉES[2020/03]
Entry into regional phase09.09.2019Translation filed 
09.09.2019National basic fee paid 
09.09.2019Search fee paid 
09.09.2019Designation fee(s) paid 
09.09.2019Examination fee paid 
Examination procedure09.09.2019Examination requested  [2020/03]
20.04.2021Amendment by applicant (claims and/or description)
06.07.2022Application withdrawn by applicant  [2022/32]
Fees paidRenewal fee
06.03.2020Renewal fee patent year 03
11.03.2021Renewal fee patent year 04
01.03.2022Renewal fee patent year 05
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Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Documents cited:Search[X]WO0008058  (AKZO NOBEL NV [NL], et al) [X] 1-7 * examples E,F *;
 [X]US2005182190  (KRAEMER ECKART [DE], et al) [X] 1-7* examples 10-13 *;
 [X]WO2012127119  (TEKNOLOGIAN TUTKIMUSKESKUS VTT OY [FI], et al) [X] 1-7 * examples A-C *;
 [X]WO2015033026  (TEKNOLOGIAN TUTKIMUSKESKUS VTT OY [FI]) [X] 1-7 * example 1 *;
 [X]CN106283641  (UNIV BEIJING CHEMICAL TECH) [X] 1-7 * example 3 *;
 [X]  - SUVI AROLA ET AL, "Immobilization-Stabilization of Proteins on Nanofibrillated Cellulose Derivatives and Their Bioactive Film Formation", BIOMACROMOLECULES, (20120312), vol. 13, no. 3, doi:10.1021/bm201676q, ISSN 1525-7797, pages 594 - 603, XP055311343 [X] 1-7 * page 595, column r *

DOI:   http://dx.doi.org/10.1021/bm201676q
 [X]  - KLIMOV V A ET AL, "GIDROKSIBUTENILOVYYe EFIRY TSELLYULOZY [HYDROXIBUTENYL ETHERS OF CELLULOSE]", KHIMIYA DREVESINY / HIMIA DREVESINY - WOOD CHEMISTRY, IZDEVEJS ZINATNE, LV, (1991), no. 2, ISSN 0201-7474, pages 64 - 67, XP009515897 [X] 1-7 * Formula on page 64 *
International search[A]JPH07292001  (DAICEL CHEM) [A] 1-4 * , entire text (Family: none) *;
 [A]JPH10265502  (CLARIANT GMBH) [A] 1-4 * , entire text & US 5994531 A, entire text & EP 863158 A3 *;
 [A]JP2001524554  (CLARIANT GMBH) [A] 1-4* , entire text & US 6111011 A, entire text & WO 1999/026982 A1 & EP 1049719 A1 *;
 [A]WO2006001076  (AGRI FUTURE JOETSU CO LTD [JP], et al) [A] 1-4 * , entire text & US 2008/0306235 A1, entire text & EP 1762583 A1 *;
 [A]JP2009209361  (SE TYLOSE GMBH & CO KG) [A] 1-4 * , entire text & US 2009/0221813 A1, entire text & EP 2098539 A1 *;
 [A]JP2010031093  (PANASONIC ELEC WORKS CO LTD) [A] 1-4 * , entire text (Family: none) *;
 [A]WO2013081138  (UNIV KYOTO [JP]) [A] 1-4 * , entire text (Family: none) *;
 [A]JP2013529725  (EASTMAN CHEMICAL COMPANY) [A] 1-4 * , entire text & US 2011/0319529 A1, entire text & WO 2012/006133 A1 & EP 2588518 A1 *;
 [A]JP2015189820  (MITSUBISHI MOTORS CORP, et al) [A] 1-4 * , entire text (Family: none) *;
 [A]JP2016182817  (TOKUSHU TOKAI SEISHI CO LTD) [A] 1-4 * , entire text (Family: none) *;
 [A]JP2016194069  (NIHON YAMAMURA GLASS CO LTD, et al) [A] 1-4 * , entire text (Family: none) *
by applicantJP2002524618
    - "Fifteenth Revised Japan Pharmacopeia (Section of Method of Analyzing Hydroxypropyl Cellulose", Analytical Chemistry, (19790000), vol. 51, no. 13, page 2172
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.