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Official data from INPI

SISTEMA PARA BENEFICIAMENTO DO BIOGAS E PROCESSO PARA LAVAGEM,SEPARACAO E O APROVEITAMENTO DO GAS METANO NELE CONTIDO

Em AnáliseInvention Patent

Application data

Number

PI8400579

Type

Invention Patent

Filing

02/10/1984

Publication

01/29/1985

Progress at the INPI

  1. Filing02/10/84
  2. Publication01/29/85
  3. Examination04/02/85
  4. Allowance
  5. Grant
  6. In force

Published on 01/29/1985, 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: 02/17/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

VEGA SOPAVE S A [BR]

Inventors

M. C. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

101

02/17/1988

RPI 904

Recurso

#12.1

05/05/1987

RPI 863

Deferimento

#9.1

12/16/1986

RPI 843

Conhecimento de parecer técnico

#7.1

11/26/1985

RPI 788

Solicitação de exame técnico

#4.1

04/02/1985

RPI 754

Publicação antecipada

#3.2

01/29/1985

RPI 745

Pedido de patente depositado

#2.1

04/24/1984

RPI 705

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