Official data from INPI

TRATAMENTO DE AGUAS E EFLUENTES POR INTERMEDIO DO OZONIO-OXIDACAO FORCADA

IndeferidaInvention Patent

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Application data

Number

PI8007642

Type

Invention Patent

Filing

11/24/1980

Publication

07/27/1982

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Progress at the INPI

Under appeal

Filing11/24/80
Publication07/27/82
Examination01/10/84
Refused04/08/86
Grant
In force

The application was refused by the INPI on 04/08/1986. The invention was never patented.

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Latest action published by the INPI: 04/08/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. J. (pessoa física)

Inventors

M. J. (pessoa física)

Technical data

IPC Classification

C02F 1/78

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

04/08/1986

RPI 807

Conhecimento de parecer técnico

#7.1

07/31/1984

RPI 719

Solicitação de exame técnico

#4.1

01/10/1984

RPI 690

Publicação do pedido de patente

#3.1

07/27/1982

RPI 614

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