EP0516743 - TRANSITION METAL CATALYST COMPOSITION FOR OLEFIN POLYMERIZATION [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 15.07.1995 Database last updated on 03.09.2024 | Most recent event Tooltip | 15.07.1995 | No opposition filed within time limit | published on 06.09.1995 [1995/36] | Applicant(s) | For all designated states EXXON CHEMICAL PATENTS INC. 1900 East Linden Avenue Linden New Jersey 07036-0710 / US | [N/P] |
Former [1992/50] | For all designated states EXXON CHEMICAL PATENTS INC. 1900 East Linden Avenue Linden, New Jersey 07036-0710 / US | Inventor(s) | 01 /
DATTA, Sudhin 30 Briarwood Drive Matawan, NJ 07747 / US | [1992/50] | Representative(s) | Veldhuizen, Albert Dirk Willem, et al Exxon Chemical Limited European Patents and Licences Exxon Chemical Technology Centre P.O. Box 1, Abingdon Oxfordshire OX13 6BB / GB | [N/P] |
Former [1992/50] | Veldhuizen, Albert Dirk Willem, et al Exxon Chemical Limited European Patents and Licences Exxon Chemical Technology Centre P.O. Box 1 Abingdon Oxfordshire OX13 6BB / GB | Application number, filing date | 91905676.2 | 27.02.1991 | [1992/50] | WO1991US01377 | Priority number, date | US19900487695 | 02.03.1990 Original published format: US 487695 | [1992/50] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | WO9113074 | Date: | 05.09.1991 | [1991/21] | Type: | A1 Application with search report | No.: | EP0516743 | Date: | 09.12.1992 | Language: | EN | The application published by WIPO in one of the EPO official languages on 05.09.1991 takes the place of the publication of the European patent application. | [1992/50] | Type: | B1 Patent specification | No.: | EP0516743 | Date: | 14.09.1994 | Language: | EN | [1994/37] | Search report(s) | International search report - published on: | EP | 17.10.1991 | Classification | IPC: | C07F19/00, C07F9/00, C08F4/00, C08F10/00, C07F7/00 | [1992/50] | CPC: |
B01J31/223 (EP,US);
B01J31/181 (EP,US);
B01J31/1825 (EP,US);
C07F11/005 (EP,US);
C07F7/003 (EP,US);
C07F9/005 (EP,US);
C08F10/00 (EP,US);
B01J2531/46 (EP,US);
B01J2531/56 (EP,US);
B01J2531/62 (EP,US)
(-)
| C-Set: |
C08F10/00, C08F4/602 (US,EP);
C08F10/00, C08F4/62 (EP,US);
C08F10/00, C08F4/64058 (US,EP);
C08F10/00, C08F4/68198 (US,EP) | Designated contracting states | BE, DE, FR, GB, IT, NL [1992/50] | Title | German: | ÜBERGANGSMETALL ENTHALTENDE KATALYSATORZUSAMMENSETZUNG ZUR POLYMERISATION VON OLEFINEN | [1992/50] | English: | TRANSITION METAL CATALYST COMPOSITION FOR OLEFIN POLYMERIZATION | [1992/50] | French: | COMPOSITION CATALYTIQUE A BASE DE METAUX DE TRANSITION POUR LA POLYMERISATION D'OLEFINES | [1992/50] | Entry into regional phase | 14.08.1992 | National basic fee paid | 14.08.1992 | Designation fee(s) paid | 14.08.1992 | Examination fee paid | Examination procedure | 20.09.1991 | Request for preliminary examination filed International Preliminary Examining Authority: DE | 14.08.1992 | Examination requested [1992/50] | 11.06.1993 | Despatch of a communication from the examining division (Time limit: M02) | 15.07.1993 | Reply to a communication from the examining division | 24.09.1993 | Despatch of communication of intention to grant (Approval: No) | 12.03.1994 | Despatch of communication of intention to grant (Approval: later approval) | 21.03.1994 | Communication of intention to grant the patent | 09.06.1994 | Fee for grant paid | 09.06.1994 | Fee for publishing/printing paid | Opposition(s) | 15.06.1995 | No opposition filed within time limit [1995/36] | Fees paid | Renewal fee | 14.08.1992 | Renewal fee patent year 03 | 07.01.1994 | Renewal fee patent year 04 |
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