FR2534026B1
Acoustic velocity measurements in materials using a regenerative method
Abstract
This record has no abstract on file.
Term
Term ended
Expired 29 September 2003, 23 years ago.
- Priority
- Filed
- Granted
- Expired
- Today
6 members in 3 offices
Priority claims4
| Document | Office | Kind | Date |
|---|---|---|---|
| 42992082 | United States of America | A | |
| 42992082 | United States of America | A | |
| 00429920 | – | – | – |
| US19820429920 | – | – | – |
Members6
| Document | Office | Kind | |
|---|---|---|---|
| GB8324498D0 | United Kingdom | D0 | |
| FR2534026A1 | France | A1 | |
| GB2128327A | United Kingdom | A | |
| US4566084A | United States of America | A | |
| FR2534026B1This record | France | B1 | |
| GB2128327B | United Kingdom | B |
1 legal event, as the office reported them to INPADOC
Events
| Event | Code | |
|---|---|---|
| Notification of lapseLapsedST | ST |
Numbers
- Publication, DOCDB
- 2534026
- Publication, EPODOC
- FR2534026
- Application
- 8315563
- Application, DOCDB
- 8315563
- Application, EPODOC
- FR19830015563
Titles2
- French
- APPAREIL POUR MESURER LA VITESSE DE PROPAGATION D'ENERGIE ACOUSTIQUE DANS DES MATIERES EN UTILISANT UN PROCEDE A REACTION
- English
- APPARATUS FOR MEASURING THE SPEED OF ACOUSTIC ENERGY PROPAGATION IN MATERIALS USING A REACTION METHOD
Classification
- CPC, 6
- G01N29/07
- G01H5/00
- G01L1/255
- G01N2291/02827
- G01N2291/02854
- G01V1/42
- IPC, 4
- G01H5 00
- G01L1 25
- G01N29 07
- G01V1 42