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EP0028490
European procedure
Extract from the Register of European Patents
EP Event history: EP0028490
| Date | Description | European Patent Bulletin date, issue number |
|---|---|---|
| 19.10.1984 | No opposition filed within time limit | published on 19.12.1984 [1984/51] |
| 21.10.1983 | (Expected) grant | published on 21.12.1983 [1983/51] |
| 23.03.1981 | Request for examination filed | published on 27.05.1981 [1981/21] |
| 14.03.1981 | Publication in section I.1 EP Bulletin | published on 13.05.1981 [1981/19] |