AT1941T
Inorganic gels and ceramic papers, films, fibres and boards; processes for production thereof.
Abstract
This record has no abstract on file.
Term
No projected expiry on record.
- Priority
- Filed
- Granted
- Today
12 members in 7 offices
Priority claims1
| Document | Office | Kind | Date |
|---|---|---|---|
| 2390779 | United States of America | A |
Members12
| Document | Office | Kind | |
|---|---|---|---|
| EP0016659A1 | European Patent Office (EPO) | A1 | |
| JPS55142539A | Japan | A | |
| US4239519A | United States of America | A | |
| US4297139A | United States of America | A | |
| US4339540A | United States of America | A | |
| EP0016659B1 | European Patent Office (EPO) | B1 | |
| AT1941TThis record | Austria | T | |
| DE3061247D1 | Germany | D1 | |
| KR830001829A | Republic of Korea | A | |
| CA1149700A | Canada | A | |
| KR840002019B1 | Republic of Korea | B1 | |
| JPS6097044A | Japan | A |
1 legal event, as the office reported them to INPADOC
Events
| Event | Code | |
|---|---|---|
| Ceased as to paragraph 5 lit. 3 law introducing patent treatiesCeasedRER | RER |
Numbers
- Application
- 80300934
Titles2
- German
- ANORGANISCHE GELE UND KERAMISCHE PAPIERE, FILME, FASERN UND PLATTEN; VERFAHREN ZU DEREN HERSTELLUNG.
- English
- INORGANIC GELS AND CERAMIC PAPERS, FILMS, FIBERS AND PLATES; METHOD FOR THE PRODUCTION THEREOF.
Classification
- CPC, 8
- D21H13/44
- C01B33/26
- C01B33/425
- C01B35/06
- C01B35/10
- C03C10/0027
- C03C10/0045
- C04B14/208
- IPC, 19
- B01J13 00
- C01B33 20
- C01B33 22
- C01B33 24
- C01B33 26
- C01B33 32
- C01B33 40
- C01B33 42
- C01B33 44
- C01B35 06
- C01B35 10
- C01B39 06
- C03C10 00
- C04B14 20
- D01F9 08
- D21H13 00
- D21H13 36
- D21H13 44
- D21H17 67