Nova Patents
AT280817T

Oil and oil invert emulsion drilling fluids with improved anti-settling properties

Abstract

This record has no abstract on file.

Term

No projected expiry on record.

  1. Priority
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137 members in 10 offices

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Priority claims
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47097399United States of AmericaA

Members137

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WO9848541A2World Intellectual Property Organization (WIPO)A2
AU7468198AAustraliaA
US5870046AUnited States of AmericaA
WO9848541A3World Intellectual Property Organization (WIPO)A3
WO9966704A1World Intellectual Property Organization (WIPO)A1
AU4095399AAustraliaA
EP0978190A2European Patent Office (EPO)A2
EP0978190A4European Patent Office (EPO)A4
DE978190T1GermanyT1
US6104794AUnited States of AmericaA
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US6222922B1United States of AmericaB1
US6225927B1United States of AmericaB1
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AT276622TAustriaT
ATE276622T1AustriaT1
DE60013841D1GermanyD1
EP1111024B1European Patent Office (EPO)B1
AT280817TThis recordAustriaT
ATE280817T1AustriaT1
US6819710B1United States of AmericaB1
JP3590792B2JapanB2
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