AT85350T
Optical elements
Abstract
This record has no abstract on file.
Term
No projected expiry on record.
- Priority
- Filed
- Granted
- Today
8 members in 5 offices
Priority claims1
| Document | Office | Kind | Date |
|---|---|---|---|
| 3729457 | Germany | A |
Members8
| Document | Office | Kind | |
|---|---|---|---|
| EP0306756A2 | European Patent Office (EPO) | A2 | |
| DE3729457A1 | Germany | A1 | |
| JPH01133022A | Japan | A | |
| EP0306756A3 | European Patent Office (EPO) | A3 | |
| EP0306756B1 | European Patent Office (EPO) | B1 | |
| AT85350TThis record | Austria | T | |
| DE3878099D1 | Germany | D1 | |
| ES2040299T3 | Spain | T3 |
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 | |
| Change in the person of patent ownerEEIH | EEIH |
Numbers
- Application
- 88113589
Titles2
- German
- KONTAKTOPTISCHE GEGENSTAENDE.
- English
- CONTACT OPTICAL OBJECTS.
Classification
- CPC, 3
- G02B1/043
- C08F220/38
- C08F230/08
- IPC, 7
- C07C311 09
- C08F20 38
- C08F220 38
- C08F230 08
- C08F30 08
- G02B1 04
- G02C7 04