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Official data from INPI

PROCESSO PARA O APERFEIÇOAMENTO DE EFICÁCIA DE CATALISADORES SUPORTADOS DE PRATA GASTOS.

Em AnáliseInvention Patent

Application data

Number

PI8304218

Type

Invention Patent

Filing

08/05/1983

Publication

03/13/1984

Progress at the INPI

  1. Filing08/05/83
  2. Publication03/13/84
  3. Examination06/03/86
  4. Allowance
  5. Grant
  6. In force

Published on 03/13/1984, 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: 11/01/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. A. (pessoa física)

DE

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Inventors

E. B. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Priority claims

DE

P 32 29 541.3 · 08/07/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

101

11/01/1988

RPI 941

Recurso

#12.1

04/12/1988

RPI 912

Deferimento

#9.1

12/29/1987

RPI 897

Solicitação de exame técnico

#4.1

06/03/1986

RPI 815

Publicação do pedido de patente

#3.1

03/13/1984

RPI 699

Pedido de patente depositado

#2.1

10/18/1983

RPI 678

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