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Official data from INPI

PROCESSO PARA O APERFEIÇOAMENTO DA EFICÁCIA DE CATALISADORES DE SUPORTE DE PRATA.

Em AnáliseInvention Patent

Application data

Number

PI8503457

Type

Invention Patent

Filing

07/19/1985

Publication

04/15/1986

Progress at the INPI

  1. Filing07/19/85
  2. Publication
  3. Examination
  4. Allowance
  5. Grant
  6. In force

The application was filed at the INPI on 07/19/1985. It awaits formal examination and publication in the RPI gazette.

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Latest action published by the INPI: 03/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. A. (pessoa física)

DE

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Inventors

D. S. (pessoa física)

DE

D. R. (pessoa física)

DE

H. K. (pessoa física)

DE

J. A. (pessoa física)

DE

S. M. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 34 26 699.2 · 07/20/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de certificado de adição de invenção

#5.1

03/21/1989

RPI 961

Solicitação de exame técnico

#4.1

11/16/1988

RPI 943

Publicação do pedido de patente

#3.1

04/15/1986

RPI 808

Pedido de patente depositado

#2.1

09/24/1985

RPI 779

Retificação

#15.3

10/16/1990

RPI 1037

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