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EP1101774
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EP About this file: EP1101774
| EP1101774 - Multi-metallic metallocene catalysts for polymerization of styrene and method of polymerization using the same [Right-click to bookmark this link] | Status | The application is deemed to be withdrawn Status updated on 24.10.2003 Database last updated on 13.11.2024 | Most recent event Tooltip | 24.10.2003 | Application deemed to be withdrawn | published on 10.12.2003 [2003/50] | Applicant(s) | For all designated states Samsung Electronics Co., Ltd. 416 Maetan-3 Dong Paldal-gu Suwon City, Kyungki-do 441-373 / KR | [N/P] |
| Former [2001/21] | For all designated states SAMSUNG ELECTRONICS CO., LTD. 416 Maetan-3 Dong, Paldal-ku Suwon-city, Kyungki-do 441-373 / KR | Inventor(s) | 01 /
Lyu, Yi-Yeol 201-102, Expo Apt. 464-1, Junmin-dong Yuseong-gu, Taejeon, 305-390 / KR | [2001/21] | Representative(s) | Kyle, Diana Elkington and Fife LLP Prospect House 8 Pembroke Road Sevenoaks, Kent TN13 1XR / GB | [N/P] |
| Former [2001/21] | Kyle, Diana Elkington and Fife Prospect House 8 Pembroke Road Sevenoaks, Kent TN13 1XR / GB | Application number, filing date | 00310221.7 | 17.11.2000 | [2001/21] | Priority number, date | KR19510030899 | 18.11.1999 Original published format: KR 5130899 | [2001/21] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP1101774 | Date: | 23.05.2001 | Language: | EN | [2001/21] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 13.03.2001 | Classification | IPC: | C08F12/08, C08F4/64, C07F17/00 | [2001/21] | CPC: |
C07F17/00 (EP);
C08F4/64 (KR);
C08F12/08 (EP);
C08F2410/03 (EP);
C08F2420/04 (EP);
C08F4/65912 (EP)
| C-Set: |
C08F12/08, C08F4/65912 (EP)
| Designated contracting states | CH, DE, FR, GB, IT, LI, SE [2002/08] |
| Former [2001/21] | AT, BE, CH, CY, DE, DK, ES, FI, FR, GB, GR, IE, IT, LI, LU, MC, NL, PT, SE, TR | Title | German: | Multimetallische Metallocenkatalysatoren zur Styrol-polymerisation und Polymerisationsverfahren unter Verwendung derselben | [2001/21] | English: | Multi-metallic metallocene catalysts for polymerization of styrene and method of polymerization using the same | [2001/21] | French: | Catalyseurs métallocènes multimétalliques pour la polymérisation du styrène et méthode de polymérisation les utilisant | [2001/21] | Examination procedure | 13.12.2000 | Examination requested [2001/21] | 01.06.2003 | Application deemed to be withdrawn, date of legal effect [2003/50] | 07.07.2003 | Despatch of communication that the application is deemed to be withdrawn, reason: renewal fee not paid in time [2003/50] | Fees paid | Penalty fee | Additional fee for renewal fee | 30.11.2002 | 03 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]JPH02235911 ; | [Y]EP0275943 (IDEMITSU KOSAN CO [JP]) [Y] 1-9,13 * page 2, line 34 * * page 3, lines 29-40,44 *; | [PY]EP0964004 (SAMSUNG GENERAL CHEMICALS CO [KR]) [PY] 1,5-9,13 * examples 7,8,15 * * claims 1,14-18,22 * * page 26, line 41 *; | [DA]JPS63191811 ; | [Y] - PATENT ABSTRACTS OF JAPAN, (19901205), vol. 014, no. 548, Database accession no. (C - 0785), & JP02235911 A 19900918 (MITSUBISHI PETROCHEM CO LTD) [Y] 1-9,13 * abstract * | [Y] - NOH, SEOK KYUN ET AL, Synthesis, characterization, and reactivities of the polysiloxane-bridged binuclear metallocenes tetramethyldisiloxanediylbis(cyclopentadienyltitanium trichloride) and hexamethyltrisiloxanediylbis(cyclopentadienyltitanium trichloride), J. ORGANOMET. CHEM. (1996), 518(1-2), 1-6, XP000986828 [Y] 2,4,6-9,13 * figures 9,10 * DOI: http://dx.doi.org/10.1016/0022-328X(96)06128-1 | [A] - LEE D ET AL, Preparation of syndiotactic polystyrene having bimodal molecular weight distribution with dinuclear titanocenes, POLYMER,GB,ELSEVIER SCIENCE PUBLISHERS B.V, VOL. 38, NR. 6, PAGE(S) 1481-1483, ISSN 0032-3861, XP004055794 [A] 1-13 * Entire doct. * DOI: http://dx.doi.org/10.1016/S0032-3861(96)00884-1 | [DA] - PATENT ABSTRACTS OF JAPAN, (19881209), vol. 012, no. 472, Database accession no. (C - 551), & JP63191811 A 19880809 (SUMITOMO CHEM CO LTD) [DA] 1-13 * abstract * | [A] - DALL'OCCO, TIZIANO ET AL, "Syndiospecific polymerization of styrene with the catalytic system [Ti2(OC2H5)8Cl]2Mg2(.mu.-Cl)2/methylaluminoxane compared with magnesium chloride-supported and unsupported tetraethoxytitanium", CHEMABS, CHEMICAL ABSTRACTS SERVICE, COLUMBUS, OHIO, US, Database accession no. 118:81516, URL: STN, XP002161657 [A] 2,4-13 * abstract * | [ ] - MAKROMOL. CHEM. (1993), 194(1), 151-61 | [A] - THEWALT, U. ET AL, A ring - forming zirconium trinuclear complex with a pentacoordinated central atom: preparation and structure of tris[(di-.pi.- cyclopentadienyl)(.mu.-terephthalato)zirconium(IV)]- dichloromethane(1/1), J. ORGANOMET. CHEM. (1988), 342(3), 303-13, XP000981926 [A] 1-5 * figures 3,5 * DOI: http://dx.doi.org/10.1016/0022-328X(88)83004-3 |