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Official data from INPI

USINA ELETROLIZADORA PARA SEPARACAO E PURIFICACAO DOS ELEMENTOS DA AGUA

Em AnáliseInvention Patent
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Application data

Number

PI8506225

Type

Invention Patent

Filing

12/06/1985

Publication

06/30/1987
View on INPI

Progress at the INPI

  1. Filing12/06/85
  2. Publication06/30/87
  3. Examination08/19/86
  4. Allowance
  5. Grant
  6. In force

Published on 06/30/1987, 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: 01/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. L. (pessoa física)

Inventors

L. [. (pessoa física)

Technical data

IPC Classification

C25B 9/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

01/03/1989

RPI 950

Publicação do pedido de patente

#3.1

06/30/1987

RPI 871

Solicitação de exame técnico

#4.1

08/19/1986

RPI 826

Pedido de patente depositado

#2.1

02/25/1986

RPI 801

Retificação

#15.3

03/01/1990

RPI 1007

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