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Official data from INPI

PROCESSO PARA OBTENÇÃO DE ETILENO A PARTIR DE ETANOL ANIDRO OU AQUOSO.

Em AnáliseInvention Patent

Application data

Number

PI8700422

Type

Invention Patent

Filing

01/30/1987

Publication

12/15/1987

Progress at the INPI

Awaiting grant fee payment
  1. Filing01/30/87
  2. Publication12/15/87
  3. Examination04/26/88
  4. Allowance02/02/93
  5. Grant
  6. In force

The application was allowed by the INPI on 02/02/1993. The grant of the letters patent is being processed.

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Latest action published by the INPI: 04/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

De Belgische Staat - L'Etat Belge

BE

Inventors

J. U. (pessoa física)

BE

J. J. (pessoa física)

BE

P. T. (pessoa física)

BE

P. J. (pessoa física)

BE

Technical data

IPC Classification

Priority claims

LU

86.284 · 01/30/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

04/26/1988

RPI 914

Publicação do pedido de patente

#3.1

12/15/1987

RPI 895

Pedido de patente depositado

#2.1

06/02/1987

RPI 867

Retificação

#15.3

05/25/1993

RPI 1173

Deferimento

#9.1

02/02/1993

RPI 1157

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