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Official data from INPI

PROCESSO PARA RECUPERAÇÃO DE METAIS NOBRES DO GRUPO VIII DE UMA MISTURA

Prazo de SigiloInvention Patent

Application data

Number

PI8901388

Type

Invention Patent

Filing

03/27/1989

Publication

10/23/1990

Progress at the INPI

  1. Filing03/27/89
  2. Publication10/23/90
  3. Examination04/09/91
  4. Allowance10/10/95
  5. Abandoned
  6. In force

The application was allowed on 10/10/1995 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 05/09/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BP Chemicals Limited

GB

See this company's full portfolio

Inventors

D. G. (pessoa física)

GB

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

05/09/1989

RPI 968

Arquivamento - Art. 38 §2° da LPI

#11.4

01/27/1998

RPI 1414

Notificação para pagamento de retribuição

#13.1

03/19/1996

RPI 1320

Deferimento

#9.1

10/10/1995

RPI 1297

Solicitação de exame técnico

#4.1

04/09/1991

RPI 1062

Publicação do pedido de patente

#3.1

10/23/1990

RPI 1038

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