Nova Patents
PL348255A1

Bridged metal complexes for gas phase polymerizations

Abstract

A gas phase olefin polymerization wherein the catalyst comprises a novel Group 4 transition metal complex containing a boron or aluminum bridging group containing a nitrogen containing group, especially an amido group.

Term

Term ended

Projected expiry passed 8 September 2019, 7 years ago.

  1. Priority
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69 members in 26 offices

This recordMember, by publication datePriority claim16 more offices are in the list below

Priority claims12

Priority claims
DocumentOfficeKindDate
10351198United States of AmericaP
10351198United States of AmericaP
38399599United States of AmericaA
38399599United States of AmericaA
9920539United States of AmericaW
9920539United States of AmericaW
9860103511–––
99383995–––
99US9920539–––
US19980103511P–––
US19990383995–––
WO1999US20539–––

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NO994875D0NorwayD0
NO994876D0NorwayD0
NO994875LNorwayL
NO994876LNorwayL
CA2344170A1CanadaA1
CA2346544A1CanadaA1
WO0020426A1World Intellectual Property Organization (WIPO)A1
WO0020462A2World Intellectual Property Organization (WIPO)A2
AU5706099AAustraliaA
AU5815199AAustraliaA
WO0020462A3World Intellectual Property Organization (WIPO)A3
ZA996246BSouth AfricaB
ZA996247BSouth AfricaB
ID28541AIndonesiaA
BR9914771ABrazilA
EP1119575A1European Patent Office (EPO)A1
TR200100965T2TürkiyeT2
US6284905B1United States of AmericaB1
KR20010085884ARepublic of KoreaA
KR20010085900ARepublic of KoreaA
US2001025115A1United States of AmericaA1
EP1141034A2European Patent Office (EPO)A2
CZ20011215A3CzechiaA3
ID29854AIndonesiaA
EA200100390A1Eurasian Patent Organization (EAPO)A1
CN1322208AChinaA
BR9914358ABrazilA
CN1329621AChinaA
SK4462001A3SlovakiaA3
PL347324A1PolandA1
HU0104654A2HungaryA2
HUP0104654A2HungaryA2
US6376406B1United States of AmericaB1
PL348255A1This recordPolandA1
HU0200123A2HungaryA2
HUP0200123A2HungaryA2
JP2002526548AJapanA
JP2002526607AJapanA
AR023334A1ArgentinaA1
AR024218A1ArgentinaA1
EP1141034B1European Patent Office (EPO)B1
AU754409B2AustraliaB2
AT226964TAustriaT
ATE226964T1AustriaT1
DE69903753D1GermanyD1
US6500949B2United States of AmericaB2
TW523519BTaiwan Province of ChinaB
DE69903753T2GermanyT2
ES2188235T3SpainT3
UA57864C2UkraineC2
HU0104654A3HungaryA3
HUP0104654A3HungaryA3
EG22810AEgyptA
EP1119575B1European Patent Office (EPO)B1
AT248849TAustriaT
ATE248849T1AustriaT1
DE69911041D1GermanyD1
US2003199650A1United States of AmericaA1
EA004039B1Eurasian Patent Organization (EAPO)B1
ES2205876T3SpainT3
CN1152891CChinaC
AU774455B2AustraliaB2
DE69911041T2GermanyT2
CN1192033CChinaC
US6891005B2United States of AmericaB2
MY119600AMalaysiaA
KR100628614B1Republic of KoreaB1
MY135908AMalaysiaA
CA2344170CCanadaC