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Official data from INPI

PROCESSO PARA FACILITAR A REMOÇÃO DE RADIONUCLÍDEOS DE MATERIAL TITANÍFERO E MATERIAL TITANÍFERO

ArquivadaInvention Patent

Application data

Number

PI9201441

Type

Invention Patent

Filing

04/16/1992

Publication

12/01/1992

Progress at the INPI

  1. Filing04/16/92
  2. Publication12/01/92
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 04/16/1992 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/03/1995. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

AMC Mineral Sands LTD.

AU

Inventors

D. F. (pessoa física)

AU

H. A. (pessoa física)

AU

H. H. (pessoa física)

AU

M. H. (pessoa física)

AU

W. B. (pessoa física)

AU

Technical data

IPC Classification

Priority claims

AU

PK 5707/91 · 04/19/1991

Abstract

Um processo para facilitar a remoção de radionuclídeos de material titanífero, que compreende a etapa de lixiviação do material titanífero com um ácido contendo fluoreto adicionado.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

10/03/1995

RPI 1296

14.4

03/23/1993

RPI 1164

Publicação do pedido de patente

#3.1

12/01/1992

RPI 1148

Pedido de patente depositado

#2.1

05/26/1992

RPI 1121

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