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EP2397501
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EP About this file: EP2397501
| EP2397501 - Method for producing cellulose diacetate from bamboo fibers [Right-click to bookmark this link] | Status | The application is deemed to be withdrawn Status updated on 13.04.2018 Database last updated on 02.09.2024 | |
| Former | Request for examination was made Status updated on 02.01.2018 | Most recent event Tooltip | 13.04.2018 | Application deemed to be withdrawn | published on 16.05.2018 [2018/20] | Applicant(s) | For all designated states Yang, Zhanping No. 27 Zhongxiu East Road Nantong Jiangsu 226008 / CN | For all designated states Ma, Xialong No. 27 Zhongxiu East Road Nantong Jiangsu 226008 / CN | For all designated states Li, Xiaodong No. 27 Zhongxiu East Road Nantong Jiangsu 226008 / CN | [2011/51] | Inventor(s) | 01 /
Yang, Zhanping No. 27, Zhongxiu East Road 226008 Nantong Jiangsu / CN | 02 /
Ma, Xiaolong No. 27, Zhongxiu East Road 226008 Nantong Jiangsu / CN | 03 /
Li, Xiaodong No. 27, Zhongxiu East Road 226008 Nantong Jiangsu / CN | 04 /
Cao, Jianhua No. 27, Zhongxiu East Road 226008 Nantong Jiangsu / CN | 05 /
Gao, Chunhong No. 27, Zhongxiu East Road 226008 Nantong Jiangsu / CN | [2011/51] | Representative(s) | Hryszkiewicz, Danuta, et al Matthias Scholl, Inc. Friedrichstrasse 123 10117 Berlin / DE | [N/P] |
| Former [2011/51] | Hryszkiewicz, Danuta Kancelaria Patentowa Matthias Scholl, Inc. Ul. Jana z Kolna 38 75-204 Koszalin / PL | Application number, filing date | 11166990.9 | 20.05.2011 | [2011/51] | Priority number, date | CN20101203966 | 17.06.2010 Original published format: CN201010203966 | [2011/51] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP2397501 | Date: | 21.12.2011 | Language: | EN | [2011/51] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 20.07.2011 | Classification | IPC: | C08B1/00, C08B1/02, C08B3/06, D21C3/04, D21H11/00 | [2011/51] | CPC: |
C08B1/00 (EP,US);
C08B1/02 (EP,US);
C08B3/06 (EP,US);
D21C3/04 (EP,US);
D21H11/20 (EP,US)
| 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 [2011/51] | Extension states | BA | Not yet paid | ME | Not yet paid | Title | German: | Verfahren zur Herstellung von Zellulosediacetat aus Bambusfasern | [2011/51] | English: | Method for producing cellulose diacetate from bamboo fibers | [2011/51] | French: | Procédé de production de diacétate de cellulose à partir de fibres de bambou | [2011/51] | Examination procedure | 20.06.2012 | Amendment by applicant (claims and/or description) | 20.06.2012 | Examination requested [2012/31] | 01.12.2017 | Application deemed to be withdrawn, date of legal effect [2018/20] | 03.01.2018 | Despatch of communication that the application is deemed to be withdrawn, reason: renewal fee not paid in time [2018/20] | Fees paid | Renewal fee | 16.05.2013 | Renewal fee patent year 03 | 17.03.2014 | Renewal fee patent year 04 | 19.05.2015 | Renewal fee patent year 05 | 27.05.2016 | Renewal fee patent year 06 | Penalty fee | Additional fee for renewal fee | 31.05.2017 | 07 M06 Not yet paid |
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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 | [Y]US3834982 (BELONOGOV A, et al) [Y] 1-10 * column 15, line 64 - page 16, line 2; examples 6, 8 * * column 3, line 1 - column 4, line 29 ** column 7, lines 41-48 *; | [XP]CN101845100 (XIAODONG LI, et al) [XP] 1-10 * abstract *; | [Y] - ZHANPING YANG ET AL, "Characterization and acetylation behavior of bamboo pulp", WOOD SCIENCE AND TECHNOLOGY ; JOURNAL OF THE INTERNATIONAL ACADEMY OF WOOD SCIENCE, SPRINGER, BERLIN, DE, (20080422), vol. 42, no. 8, doi:10.1007/S00226-008-0194-5, ISSN 1432-5225, pages 621 - 632, XP019653367 [Y] 1-10 * abstract * *Experimental - Pulping process* *Experimental - Acetylation* *Conclusion* DOI: http://dx.doi.org/10.1007/s00226-008-0194-5 |