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Official data from INPI

PROCESSO DE ELIMINAÇÃO DO ÁCIDO SULFÚRICO DO SISTEMA DE FERMENTAÇÃO ALCOÓLICA MÉLLE-BOINOT

PublicadaInvention Patent
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Application data

Number

PI8704263

Type

Invention Patent

Filing

06/16/1987

Publication

04/16/1991
View on INPI

Progress at the INPI

  1. Filing06/16/87
  2. Publication02/28/89
  3. Examination
  4. Allowance
  5. Grant
  6. In force

Published on 02/28/1989, 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: 02/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. N. (pessoa física)

PE, BR

Inventors

M. N. (pessoa física)

BR

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

02/28/1989

RPI 958

Pedido de patente depositado

#2.1

07/19/1988

RPI 926

14.7

05/04/1993

RPI 1170

Arquivamento - Art. 33 da LPI

#11.1

09/10/1991

RPI 1084

15.7

07/23/1991

RPI 1077

Publicação do pedido de patente

#3.1

04/16/1991

RPI 1063

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