Mark Identification

LITEDEN

Serial Number

76146257

Filing Date

Oct 13, 2000

Registration Date

Dec 31, 2002

Trademark by

INTEVEP S.A.

Classification Information

glass microbubbles used as an additive in low density oil and/or gas drilling fluids and chemical oil and/or gas drilling fluids containing glass microbubbles

Chemicals

custom manufacture and mixing of oil and/or glass drilling fluids containing glass microbubbles

Treatment of Materials