Official data from INPI

METODO PARA A REDUCAO QUIMICA CONTINUA E REMOCAO DE MATERIA MINERAL CONTIDA EM ESTRUTURAS DE CARBONO

ArquivadaInvention Patent

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Application data

Number

PI8605483

Type

Invention Patent

Filing

02/19/1985

Publication

04/22/1987

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Progress at the INPI

Filing02/19/85
Publication04/22/87
Abandoned
Allowance
Grant
In force

The application was abandoned: examination was not requested within the 36 months following the 02/19/1985 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 04/22/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

OABRAND PTY LTD [AU]

Inventors

L. [. (pessoa física)

T. [. (pessoa física)

Technical data

IPC Classification

C01B 31/02 C10L 9/02

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação de entrada na fase nacional - PCT

#1.3

04/22/1987

RPI 861

Arquivamento - Art. 33 da LPI

#11.1

12/04/1990

RPI 1044

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EXTRACAO DE METAIS DE MINERIOS

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