Nova Patents
AT197981T

Casing centraliser

Abstract

This record has no abstract on file.

Term

No projected expiry on record.

  1. Priority
  2. Filed
  3. Granted
  4. Today

32 members in 10 offices

This recordMember, by publication datePriority claim

Priority claims1

Priority claims
DocumentOfficeKindDate
9404857United KingdomA

Members32

Family members, oldest first
DocumentOfficeKind
GB9404857D0United KingdomD0
NO950928D0NorwayD0
GB9504781D0United KingdomD0
GB2285649AUnited KingdomA
CA2144504A1CanadaA1
CA2509062A1CanadaA1
EP0671546A1European Patent Office (EPO)A1
NO950928LNorwayL
GB9516681D0United KingdomD0
GB2290331AUnited KingdomA
GB2285649BUnited KingdomB
GB2290331BUnited KingdomB
EP0816628A1European Patent Office (EPO)A1
US5797455AUnited States of AmericaA
EP0671546B1European Patent Office (EPO)B1
AT175002TAustriaT
ATE175002T1AustriaT1
DE69506754D1GermanyD1
ES2128660T3SpainT3
GR3029753T3GreeceT3
DK0671546T3DenmarkT3
DE69506754T2GermanyT2
US6006830AUnited States of AmericaA
EP0816628B1European Patent Office (EPO)B1
AT197981TThis recordAustriaT
ATE197981T1AustriaT1
DE69519594D1GermanyD1
DK0816628T3DenmarkT3
ES2154434T3SpainT3
DE69519594T2GermanyT2
CA2144504CCanadaC
CA2509062CCanadaC