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Official data from INPI

PROCESSO PARA A SEPARAÇÃO DE UM METAL QUE FORMA COMPLEXO COM 8-HIDROXI-QUINOLEINA, A PARTIR DE SOLUÇÃO AQUOSA CONTENDO O DITO METAL

PublicadaInvention Patent

Application data

Number

PI8900156

Type

Invention Patent

Filing

01/13/1989

Publication

09/12/1989

Progress at the INPI

  1. Filing01/13/89
  2. Publication09/12/89
  3. Examination09/11/90
  4. Allowance
  5. Grant
  6. In force

Published on 09/12/1989, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 09/12/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. H. (pessoa física)

BE

S.A. ACEC - Union Miniere N.V.

BE

Inventors

A. S. (pessoa física)

A. P. (pessoa física)

G. H. (pessoa física)

Technical data

IPC Classification

Priority claims

LU

87 108 · 01/18/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

09/12/1989

RPI 986

Pedido de patente depositado

#2.1

02/28/1989

RPI 958

Retificação

#15.3

04/30/1996

RPI 1326

14.1

06/11/1991

RPI 1071

Solicitação de exame técnico

#4.1

09/11/1990

RPI 1032

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