AT89671T
Combined light and dark field direct illumination apparatus
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 |
|---|---|---|---|
| 3714830 | Germany | A |
Members8
| Document | Office | Kind | |
|---|---|---|---|
| DE3714830A1 | Germany | A1 | |
| EP0290733A1 | European Patent Office (EPO) | A1 | |
| JPS63286813A | Japan | A | |
| US4881802A | United States of America | A | |
| EP0290733B1 | European Patent Office (EPO) | B1 | |
| AT89671TThis record | Austria | T | |
| DE3881100D1 | Germany | D1 | |
| JP2664407B2 | Japan | B2 |
1 legal event, as the office reported them to INPADOC
Events
| Event | Code | |
|---|---|---|
| Ceased due to non-payment of the annual feeCeasedREN | REN |
Numbers
- Application
- 88103442
Titles2
- German
- KOMBINIERTE HELLFELD-DUNKELFELDAUFLICHTBELEUCHTUNGSEINRICHTUNG.
- English
- COMBINED HELLFIELD DARK FRAME ILLUMINATING DEVICE.
Classification
- CPC, 1
- G02B21/084
- IPC, 4
- G02B21 06
- G02B21 08
- G02B21 10
- G02B21 12