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Official data from INPI

MÉTODO APERFEIÇOADO NO PROCESSAMENTO A GÁS

Em AnáliseInvention PatentPCT · SE1988000117

Application data

Number

PI8807412

Type

Invention Patent

Filing

03/09/1988

Publication

05/15/1990

PCT

SE1988000117

Progress at the INPI

  1. Filing03/09/88
  2. Publication05/15/90
  3. Examination08/14/90
  4. Allowance
  5. Grant
  6. In force

Published on 05/15/1990, 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: 04/20/1993. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. A. (pessoa física)

SE

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Inventors

M. B. (pessoa física)

SE

S. S. (pessoa física)

Technical data

IPC Classification

Priority claims

SE

87 01042-7 · 03/13/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

04/20/1993

RPI 1168

Solicitação de exame técnico

#4.1

08/14/1990

RPI 1028

Notificação de entrada na fase nacional - PCT

#1.3

05/15/1990

RPI 1018

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