Nova Patents
BR7706288A

Preparation of modified and activated chromocene catalysts for ethylene polymerization

Abstract

This record has no abstract on file.

Term

Term ended

Projected expiry passed 21 September 1992, 34 years ago.

  1. Priority
  2. Filed
  3. Projected expiry
  4. Today

50 members in 27 offices

This recordMember, by publication datePriority claim17 more offices are in the list below

Priority claims1

Priority claims
DocumentOfficeKindDate
72554276United States of AmericaA

Members50

Family members, oldest first
DocumentOfficeKind
BE858910ABelgiumA
DE2742543A1GermanyA1
DK417277ADenmarkA
FI772791AFinlandA
FI772791A7FinlandA7
SE7710593LSwedenL
NL7710349ANetherlands (Kingdom of the)A
NO773239LNorwayL
NO800836LNorwayL
JPS5339992AJapanA
FR2365590A1FranceA1
BR7706288AThis recordBrazilA
BR7706288AThis recordBrazilA
ES462508A1SpainA1
US4101445AUnited States of AmericaA
ZA775232BSouth AfricaB
ES464417A1SpainA1
AU2890977AAustraliaA
IN147225BIndiaB
NZ185222ANew ZealandA
PH13455APhilippinesA
GB1574877AUnited KingdomA
CA1098106ACanadaA
JPS5615807B2JapanB2
AR222295A1ArgentinaA1
RO73241ARomaniaA
HK38981AHong Kong, ChinaA
AU519542B2AustraliaB2
NO145680BNorwayB
NO145680CNorwayC
MX4472EMexicoE
EG13094AEgyptA
MY8200080AMalaysiaA
SE8300395D0SwedenD0
SE8300395LSwedenL
FI63246BFinlandB
DE2742543C2GermanyC2
CS221951B2Czechoslovakia (until 1993)B2
CS221952B2Czechoslovakia (until 1993)B2
FI63246CFinlandC
NL174723BNetherlands (Kingdom of the)B
FR2365590B1FranceB1
NL174723CNetherlands (Kingdom of the)C
SE438314BSwedenB
IT1085044BItalyB
NO153611BNorwayB
DK149205BDenmarkB
NO153611CNorwayC
SE445460BSwedenB
DK149205CDenmarkC