(84) |
Designated Contracting States: |
|
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE
SI SK TR |
(30) |
Priority: |
23.11.2004 GB 0425679
|
(71) |
Applicant: M-I L.L.C. |
|
Texas 77072 (US) |
|
(72) |
Inventors: |
|
- SAWDON, Christopher Alan
Biscovey Par Cornwall PL24 2HJ (GB)
- BAILEY, Louise
St Neots Cambridgeshire PE19 6SD (GB)
- KEFI, Slaheddine
Cottenham Cambridgeshire CB4 8RD (GB)
- PHIPPS, Jonathan
Lower Cambourne Cambridgeshire CB3 6BU (GB)
|
(74) |
Representative: Gill, Stephen Charles et al |
|
Mewburn Ellis LLP
York House
23 Kingsway GB-London WC2B 6HP GB-London WC2B 6HP (GB) |
|