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Official data from INPI

PROCESSO CATALÍTICO PARA A PREPARAÇÃO DE ÉTERES VINÍLICOS, CATALIZADOR PARA O DITO PROCESSO E PROCESSO DE OBTENÇÃO DO DITO CATALIZADOR.

Em AnáliseInvention Patent

Application data

Number

PI8604568

Type

Invention Patent

Filing

09/23/1986

Publication

05/26/1987

Progress at the INPI

  1. Filing09/23/86
  2. Publication05/26/87
  3. Examination08/08/89
  4. Allowance
  5. Grant
  6. In force

Published on 05/26/1987, 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: 08/08/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. A. (pessoa física)

DE

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Inventors

D. A. (pessoa física)

DE

G. P. (pessoa física)

DE

M. B. (pessoa física)

DE

P. K. (pessoa física)

DE

Technical data

Priority claims

DE

P 35 35 128.4 · 10/02/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

08/08/1989

RPI 981

Publicação do pedido de patente

#3.1

05/26/1987

RPI 866

Pedido de patente depositado

#2.1

03/24/1987

RPI 857

Retificação

#15.3

12/03/1991

RPI 1096

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