AT70034T
Method for producing silica microspheres
Abstract
This record has no abstract on file.
Term
No projected expiry on record.
- Priority
- Filed
- Granted
- Today
9 members in 7 offices
Priority claims1
| Document | Office | Kind | Date |
|---|---|---|---|
| 8711126 | France | A |
Members9
| Document | Office | Kind | |
|---|---|---|---|
| EP0302785A1 | European Patent Office (EPO) | A1 | |
| FR2619101A1 | France | A1 | |
| JPH01138157A | Japan | A | |
| US4904293A | United States of America | A | |
| EP0302785B1 | European Patent Office (EPO) | B1 | |
| AT70034TThis record | Austria | T | |
| DE3866624D1 | Germany | D1 | |
| ES2029055T3 | Spain | T3 | |
| JP2656808B2 | Japan | B2 |
2 legal events, as the office reported them to INPADOC
Over the term
Point at a mark for the eventEvents
| Event | Code | |
|---|---|---|
| Ceased due to non-payment of the annual feeCeasedREN | REN | |
| Publication of translation of european patent specificationUEP | UEP |
Numbers
- Application
- 88402008
Titles2
- German
- VERFAHREN ZUM HERSTELLEN VON SILIKAMIKROKUGELN.
- English
- METHOD FOR PRODUCING SILICAMIC BALLS.
Classification
- IPC, 4
- C03B19 10
- C03C11 00
- C03C12 00
- C03C21 00