Official data from INPI

PROCESSO DE TRATAMENTO DE ESGOTOS, COM DESINFECÇÃO E REMOÇÃO DE MATÉRIA ORGÂNICA, ATRAVÉS DA OZONIZAÇÃO DE EFLUENTE DE DIGESTOR DE FLUXO ASCENDENTE.

PublicadaInvention Patent

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Application data

Number

PI8706329

Type

Invention Patent

Filing

11/24/1987

Publication

06/13/1989

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Progress at the INPI

Filing11/24/87
Publication06/13/89
Abandoned09/25/90
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: 06/13/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Filsan Equipamentos e Sistemas LTDA

SP, BR

Inventors

P. O. (pessoa física)

R. J. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

06/13/1989

RPI 973

Pedido de patente depositado

#2.1

03/01/1988

RPI 906

Arquivamento - Art. 36 §1° da LPI

#11.2

07/19/1994

RPI 1233

Exigência - art. 36 da LPI

#6.1

11/03/1993

RPI 1196

14.4

02/16/1993

RPI 1159

Solicitação de exame técnico

#4.1

09/25/1990

RPI 1034

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