Official data from INPI

PROCESSO PARA A RECUPERAÇÃO DE METAIS DE VALOR, PARTICULARMENTE TERRAS RARAS E METAIS SEMELHANTES, DE UMA MATÉRIA PRIMA QUE CONTÉM CARBONATO.

ArquivadaInvention Patent

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Application data

Number

PI8407076

Type

Invention Patent

Filing

09/20/1984

Publication

08/13/1985

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Progress at the INPI

Filing09/20/84
Publication08/13/85
Abandoned09/01/87
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: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A/S Megon & Co.

Inventors

O. B. (pessoa física)

Technical data

IPC Classification

C22B 1/06 C22B 3/00 C22B 59/00

Priority claims

83.3394 · 09/21/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

09/26/1989

RPI 988

Exigência - art. 36 da LPI

#6.1

03/07/1989

RPI 959

4.1.2

10/13/1987

RPI 886

Solicitação de exame técnico

#4.1

09/01/1987

RPI 880

Notificação de entrada na fase nacional - PCT

#1.3

08/13/1985

RPI 773

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