EP0186650 - Preparation of alkyl succinic anhydride precursors [Right-click to bookmark this link] | Status | The application is deemed to be withdrawn Status updated on 13.08.1990 Database last updated on 16.11.2024 | Most recent event Tooltip | 07.07.2007 | Change - inventor | published on 08.08.2007 [2007/32] | Applicant(s) | For all designated states Monsanto Company 800 North Lindbergh Boulevard St. Louis Missouri 63167-7020 / US | [N/P] |
Former [1986/27] | For all designated states Monsanto Company 800 North Lindbergh Boulevard St. Louis Missouri 63167-7020 / US | Inventor(s) | 01 /
Ross, Victor Leo 10960 Warwickhall Drive Bridgeton Missouri 63044 / US | 02 /
Schultz, Robert George 755 Gascogne Drive St. Louis Missouri 63141 / US | [1986/27] | Representative(s) | McLean, Peter, et al Monsanto Europe S.A. Patent Department Avenue de Tervuren 270-272 Letter Box No 1 B-1150 Brussels / BE | [1987/52] |
Former [1986/27] | Lunt, John Cooper Monsanto Europe S.A. Patent Department Avenue de Tervuren 270-272 Letter Box No 1 B-1150 Brussels / BE | Application number, filing date | 85870198.0 | 23.12.1985 | [1986/27] | Priority number, date | US19840685423 | 24.12.1984 Original published format: US 685423 | [1986/27] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0186650 | Date: | 02.07.1986 | Language: | EN | [1986/27] | Type: | A3 Search report | No.: | EP0186650 | Date: | 26.08.1987 | Language: | EN | [1987/35] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 07.07.1987 | Classification | IPC: | C07C57/13, C07C51/567 | [1986/27] | CPC: |
C07C51/567 (EP,US)
| C-Set: |
C07C51/567, C07C57/13 (EP,US)
| Designated contracting states | BE, DE, FR, GB, SE [1986/27] | Title | German: | Herstellung von Vorläufern des Alkylbernsteinsäureanhydrids | [1986/27] | English: | Preparation of alkyl succinic anhydride precursors | [1986/27] | French: | Préparation de précurseurs d'anhydride alkyl succinique | [1986/27] | File destroyed: | 17.06.1996 | Examination procedure | 14.12.1987 | Examination requested [1988/06] | 21.11.1989 | Despatch of a communication from the examining division (Time limit: M04) | 03.04.1990 | Application deemed to be withdrawn, date of legal effect [1990/40] | 04.05.1990 | Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time [1990/40] | Fees paid | Renewal fee | 28.10.1987 | Renewal fee patent year 03 | 14.11.1988 | Renewal fee patent year 04 | Penalty fee | Additional fee for renewal fee | 02.01.1990 | 05   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 | [A]US2411215 (KISE MEARL A, et al); | [A]GB1483729 (SHELL INT RESEARCH); | [A]US4414397 (POWELL JUSTIN C [US]) |