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EP0293977
European procedure
Extract from the Register of European Patents
EP About this file: EP0293977
| EP0293977 - Process for preparing phenolic curing agents for epoxy resins [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 22.09.1994 Database last updated on 02.11.2024 | Most recent event Tooltip | 22.09.1994 | No opposition filed within time limit | published on 09.11.1994 [1994/45] | Applicant(s) | For all designated states Shell Internationale Research Maatschappij B.V. Carel van Bylandtlaan 30 2596 HR Den Haag / NL | [N/P] |
| Former [1988/49] | For all designated states SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V. Carel van Bylandtlaan 30 NL-2596 HR Den Haag / NL | Inventor(s) | 01 /
Marx, Edward John 11902 Oakcroft Drive Houston Texas 77070 / US | [1988/49] | Representative(s) | (deleted) | [1992/07] |
| Former [1991/34] | Tuijn, Jan Warnaar, et al Shell Internationale Research Maatschappij B.V. Intellectual Property Division P.O. Box 162 NL-2501 AN Den Haag / NL | ||
| Former [1988/49] | Aalbers, Onno P.O. Box 162 NL-2501 AN The Hague / NL | Application number, filing date | 88201055.6 | 25.05.1988 | [1988/49] | Priority number, date | US19870055653 | 29.05.1987 Original published format: US 55653 | [1988/49] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0293977 | Date: | 07.12.1988 | Language: | EN | [1988/49] | Type: | A3 Search report | No.: | EP0293977 | Date: | 13.06.1990 | Language: | EN | [1990/24] | Type: | B1 Patent specification | No.: | EP0293977 | Date: | 18.11.1993 | Language: | EN | [1993/46] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 24.04.1990 | Classification | IPC: | C08G59/56, C08G59/62 | [1988/49] | CPC: |
C08G59/621 (EP,US);
C08G59/182 (EP,US)
| Designated contracting states | BE, DE, FR, GB, IT, NL [1988/49] | Title | German: | Herstellungsverfahren von phenolischen Härtern für Epoxy-Harze | [1988/49] | English: | Process for preparing phenolic curing agents for epoxy resins | [1988/49] | French: | Procédé de préparation de durcisseurs phénoliques pour résines époxydes | [1988/49] | Examination procedure | 16.10.1990 | Examination requested [1990/50] | 20.01.1993 | Despatch of communication of intention to grant (Approval: No) | 15.03.1993 | Despatch of communication of intention to grant (Approval: later approval) | 21.04.1993 | Communication of intention to grant the patent | 28.04.1993 | Fee for grant paid | 28.04.1993 | Fee for publishing/printing paid | Opposition(s) | 19.08.1994 | No opposition filed within time limit [1994/45] | Fees paid | Renewal fee | 03.04.1990 | Renewal fee patent year 03 | 13.04.1991 | Renewal fee patent year 04 | 25.05.1992 | Renewal fee patent year 05 | 26.05.1993 | Renewal fee patent year 06 |
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