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Official data from INPI

PROCESSO APERFEICOADO PARA TRANSFORMAR METANOL OU ALCOOIS INFERIORES EM OLEFINAS LEVES

Em AnáliseInvention Patent

Application data

Number

PI8505762

Type

Invention Patent

Filing

11/13/1984

Publication

08/12/1986

Progress at the INPI

  1. Filing11/13/84
  2. Publication08/12/86
  3. Examination12/09/86
  4. Allowance
  5. Grant
  6. In force

Published on 08/12/1986, 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: 12/09/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SNAM PROGETTI [IT]

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Inventors

F. O. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

12/09/1986

RPI 842

Publicação do pedido de patente

#3.1

08/12/1986

RPI 825

Pedido de patente depositado

#2.1

01/28/1986

RPI 797

Retificação

#15.3

03/01/1990

RPI 1007

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