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Official data from INPI

PROCESSO PARA RECUPERAÇÃO DE TEORES DE OURO DE UMA SOLUÇÃO OU UMA POLPA CONTENDO TEORES DE OURO DISSOLVIDOS, TEORES DE COBRE DISSOLVIDOS E CIANETO LIVRE.

ArquivadaInvention Patent

Application data

Number

PI8303528

Type

Invention Patent

Filing

06/30/1983

Publication

02/12/1985

Progress at the INPI

  1. Filing06/30/83
  2. Publication02/12/85
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 06/30/1983 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: 05/19/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Anglo American Corporation Of South Africa Limited

ZA

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Inventors

D. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

05/19/1987

RPI 865

Publicação do pedido de patente

#3.1

02/12/1985

RPI 747

Pedido de patente depositado

#2.1

08/09/1983

RPI 668

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