ZA765970B
Embossed membrane support
Abstract
This record has no abstract on file.
Term
Term ended
Expired 5 October 1992, 34 years ago.
- Priority
- Filed
- Granted
- Expired
- Today
11 members in 11 offices
Priority claims1
| Document | Office | Kind | Date |
|---|---|---|---|
| 62061275 | United States of America | A |
Members11
| Document | Office | Kind | |
|---|---|---|---|
| BE847113A | Belgium | A | |
| NL7611069A | Netherlands (Kingdom of the) | A | |
| DE2645517A1 | Germany | A1 | |
| FR2326959A1 | France | A1 | |
| JPS5279598A | Japan | A | |
| ZA765970BThis record | South Africa | B | |
| US4053418A | United States of America | A | |
| ES452242A1 | Spain | A1 | |
| AU1845876A | Australia | A | |
| GB1538877A | United Kingdom | A | |
| IT1068886B | Italy | B |
Numbers
- Application
- 765970
Titles
- English
- EMBOSSED MEMBRANE SUPPORT
Classification
- CPC, 3
- B01D61/28
- B01D2313/146
- B01D63/101
- IPC, 5
- A61B
- A61M
- A61M1 24
- B01D
- B01D63 10