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Official data from INPI

PROCESSO DE EXTRAÇÃO DE METAIS DE MINÉRIOS CONTENDO SULFETOS, POR LIXIVIAÇÃO MICROBIANA

Em AnáliseInvention Patent

Application data

Number

PI8201967

Type

Invention Patent

Filing

04/06/1982

Publication

03/08/1983

Progress at the INPI

  1. Filing04/06/82
  2. Publication03/08/83
  3. Examination05/14/85
  4. Allowance
  5. Grant
  6. In force

Published on 03/08/1983, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 12/27/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Automotive Products Limited

University College Cardiff Consultants Ltd.

GB

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Inventors

F. P. (pessoa física)

GB

Technical data

Priority claims

GB

8110736 · 04/06/1981

GB

8110861 · 04/07/1981

GB

8208091 · 03/09/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

12/27/1988

RPI 949

Solicitação de exame técnico

#4.1

05/14/1985

RPI 760

14.4

09/27/1983

RPI 675

Publicação do pedido de patente

#3.1

03/08/1983

RPI 646

Pedido de patente depositado

#2.1

05/25/1982

RPI 605

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