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Official data from INPI

DISPOSITIVO DE LAVAGEM DE GAS,PROCESSO PARA DESNATURAR PARTICULAS DE TINTA DE ALTO TEOR DE SOLIDOS CAPTURADAS,ENTRANHADAS EM UMA SOLUCAO DE LAVAGEM,E COMPOSICAO

Em ExigênciaInvention Patent

Application data

Number

PI8400822

Type

Invention Patent

Filing

02/23/1983

Publication

10/02/1984

Progress at the INPI

Office action pending
  1. Filing02/23/83
  2. Publication10/02/84
  3. Examination11/25/86
  4. Allowance
  5. Grant
  6. In force

The INPI issued a technical office action on this application. If it is not answered in time, the application is abandoned (art. 36 of the Brazilian IP Act).

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Latest action published by the INPI: 09/13/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PARKER CHEMICAL CO [US]

Inventors

M. P. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Exigência - art. 36 da LPI

#6.1

09/13/1988

RPI 934

Solicitação de exame técnico

#4.1

11/25/1986

RPI 840

Publicação do pedido de patente

#3.1

10/02/1984

RPI 728

Pedido de patente depositado

#2.1

05/08/1984

RPI 707

Retificação

#15.3

09/18/1990

RPI 1033

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