Nova Patents
AT394704T

Liquid crystal optic element and test method for its surface hardness

Abstract

This record has no abstract on file.

Term

No projected expiry on record.

  1. Priority
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  3. Granted
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44 members in 9 offices

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Priority claims
DocumentOfficeKindDate
2000402045JapanA
2001372802JapanA

Members44

Family members, oldest first
DocumentOfficeKind
EP1220013A2European Patent Office (EPO)A2
US2002122148A1United States of AmericaA1
US2002126229A1United States of AmericaA1
US2003053014A1United States of AmericaA1
EP1296311A2European Patent Office (EPO)A2
KR20030025201ARepublic of KoreaA
EP1298631A2European Patent Office (EPO)A2
EP1298635A2European Patent Office (EPO)A2
CN1409157AChinaA
CN1409293AChinaA
US2003067431A1United States of AmericaA1
US2003071936A1United States of AmericaA1
JP2003167227AJapanA
JP2003174954AJapanA
JP2003177377AJapanA
JP2003177431AJapanA
JP2003233077AJapanA
EP1296311A3European Patent Office (EPO)A3
US2003193641A1United States of AmericaA1
US6674494B2United States of AmericaB2
TW574586BTaiwan Province of ChinaB
TW575854BTaiwan Province of ChinaB
EP1220013A3European Patent Office (EPO)A3
US6806924B2United States of AmericaB2
US6914648B2United States of AmericaB2
US6937218B2United States of AmericaB2
EP1298631A3European Patent Office (EPO)A3
EP1298635A3European Patent Office (EPO)A3
CN1288618CChinaC
CN1300629CChinaC
JP3910436B2JapanB2
US2007146562A1United States of AmericaA1
US7253861B2United States of AmericaB2
JP4048889B2JapanB2
KR100818131B1Republic of KoreaB1
EP1220013B1European Patent Office (EPO)B1
AT394704TThis recordAustriaT
US7382430B2United States of AmericaB2
DE60133873D1GermanyD1
ES2305025T3SpainT3
JP2009025846AJapanA
JP4370497B2JapanB2
JP4390013B2JapanB2
JP4390034B2JapanB2