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Official data from INPI

PROCESSO PARA A LIMPEZA TERMICA DOS GASES DE COMBUSTAO DE UM DISPOSITIVO DE TRATAMENTO TERMICO

Em AnáliseInvention Patent

Application data

Number

PI8702454

Type

Invention Patent

Filing

05/15/1986

Publication

02/23/1988

Progress at the INPI

  1. Filing05/15/86
  2. Publication02/23/88
  3. Examination04/04/89
  4. Allowance
  5. Grant
  6. In force

Published on 02/23/1988, 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: 04/04/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

KRANTZ H GMBH & CO [DE]

Inventors

G. G. (pessoa física)

G. K. (pessoa física)

P. H. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

04/04/1989

RPI 963

Publicação do pedido de patente

#3.1

02/23/1988

RPI 905

Pedido de patente depositado

#2.1

08/04/1987

RPI 876

Retificação

#15.3

09/17/1991

RPI 1085

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