Nova Patents
AT299518T

Soft iron pigments

Abstract

Process for the preparation of soft iron pigments coated with metal oxide, platelet-shaped, characterized in that the substrates pigment flake shaped are obtained from powder reduced by forming carbonyl, especially grinding, and the oxide coating is consisting of one or more transparent or selectively absorbing metal oxides.

Term

Term ended

Expired 15 February 2022, 4.6 years ago.

  1. Priority
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  4. Expired
  5. Today

12 members in 7 offices

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DocumentOfficeKindDate
10114445GermanyA

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DocumentOfficeKind
CA2374628A1CanadaA1
DE10114445A1GermanyA1
US2002134282A1United States of AmericaA1
EP1251153A1European Patent Office (EPO)A1
JP2003012963AJapanA
US6589331B2United States of AmericaB2
EP1251153B1European Patent Office (EPO)B1
AT299518TThis recordAustriaT
ATE299518T1AustriaT1
DE50203604D1GermanyD1
ES2244684T3SpainT3
CA2374628CCanadaC