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EP0248146
European procedure
Extract from the Register of European Patents
EP About this file: EP0248146
| EP0248146 - Reaction products and their use as catalysts for the production of plastics on the basis of isocyanat [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 18.04.1990 Database last updated on 28.05.2024 | Most recent event Tooltip | 18.04.1990 | No opposition filed within time limit | published on 06.06.1990 [1990/23] | Applicant(s) | For all designated states BAYER AG 51368 Leverkusen / DE | [N/P] |
| Former [1987/50] | For all designated states BAYER AG D-51368 Leverkusen / DE | Inventor(s) | 01 /
Schmidt, Manfred, Dr. Zeisigstrasse 5 D-4047 Dormagen / DE | 02 /
Sommerfeld, Claus-Dieter, Dr. Oberdreisbach Höhe 42 D-5203 Much / DE | 03 /
Prolingheuer, Christoph Dr. 504 Milbeth Drive Pittsburgh, PA 15 228 / US | 04 /
Klän, Walter August-Kekulé- Strasse 12 D-5090 Leverkusen 1 / DE | [1987/50] | Application number, filing date | 87102575.5 | 24.02.1987 | [1987/50] | Priority number, date | DE19863607667 | 08.03.1986 Original published format: DE 3607667 | DE19863610434 | 27.03.1986 Original published format: DE 3610434 | [1987/50] | Filing language | DE | Procedural language | DE | Publication | Type: | A2 Application without search report | No.: | EP0248146 | Date: | 09.12.1987 | Language: | DE | [1987/50] | Type: | A3 Search report | No.: | EP0248146 | Date: | 03.02.1988 | Language: | DE | [1988/05] | Type: | B1 Patent specification | No.: | EP0248146 | Date: | 21.06.1989 | Language: | DE | [1989/25] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 14.12.1987 | Classification | IPC: | C07C87/00, C07C91/26, C08G18/18, C07C5/02 | [1987/50] | CPC: |
C08G18/1875 (EP,US)
| Designated contracting states | AT, BE, CH, DE, ES, FR, GB, IT, LI, NL, SE [1987/50] | Title | German: | Umsetzungsprodukte und ihre Verwendung als Katalysatoren bei Herstellung von Kunststoffen auf Isocyanatbasis | [1987/50] | English: | Reaction products and their use as catalysts for the production of plastics on the basis of isocyanat | [1987/50] | French: | Produits de réaction et leur utilisation comme catalyseurs lors de la fabrication de matières plastiques à base d'isocyanate | [1987/50] | Examination procedure | 24.02.1987 | Examination requested [1987/50] | 21.04.1988 | Despatch of a communication from the examining division (Time limit: M04) | 16.05.1988 | Reply to a communication from the examining division | 26.07.1988 | Despatch of a communication from the examining division (Time limit: M03) | 01.10.1988 | Reply to a communication from the examining division | 30.11.1988 | Despatch of communication of intention to grant (Approval: Yes) | 22.12.1988 | Communication of intention to grant the patent | 28.01.1989 | Fee for grant paid | 28.01.1989 | Fee for publishing/printing paid | Opposition(s) | 22.03.1990 | No opposition filed within time limit [1990/23] | Fees paid | Renewal fee | 23.01.1989 | Renewal fee patent year 03 |
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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]DE886306 (MUELLER JOSEF DR); | [A]DE2812256 (BAYER AG); | [A]EP0122649 (AKZO NV [NL]); | [A]EP0063930 (BP CHEM INT LTD [GB]); | [A]WO8303415 (AKZONA INC [US]) |