Official data from INPI

PROCESSO E INSTALACAO PARA DEPURACAO DE EFLUENTES

Em AnáliseInvention Patent

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Application data

Number

PI8404098

Type

Invention Patent

Filing

08/17/1983

Publication

09/03/1985

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Progress at the INPI

Filing08/17/83
Publication09/03/85
Abandoned04/29/86
Allowance
Grant
In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 01/17/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

HYDRO INT AG [LI]

Inventors

A. R. (pessoa física)

Technical data

IPC Classification

C02F 3/02 C02F 9/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

15.15

01/17/1989

RPI 952

Exigência - art. 36 da LPI

#6.1

09/20/1988

RPI 935

Solicitação de exame técnico

#4.1

04/29/1986

RPI 810

Solicitação de exame não realizada

#4.2

01/07/1986

RPI 794

Publicação do pedido de patente

#3.1

09/03/1985

RPI 776

Pedido de patente depositado

#2.1

10/16/1984

RPI 730

Arquivamento - Art. 36 §1° da LPI

#11.2

09/11/1990

RPI 1032

15.7

06/12/1990

RPI 1022

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