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Official data from INPI

FERRO FUNDIDO BRANCO DE BAIXA LIGA E PROCESSO PARA A FABRICACAO DO MESMO

Em AnáliseInvention Patent

Application data

Number

PI8003076

Type

Invention Patent

Filing

06/13/1979

Publication

-

Progress at the INPI

  1. Filing06/13/79
  2. Publication
  3. Examination05/11/82
  4. Allowance02/14/84
  5. Grant10/30/84
  6. Terminated09/26/89

The patent was granted on 10/30/1984 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

NORANDA MINES LTD

Inventors

F. J. (pessoa física)

F. R. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

09/26/1989

RPI 988

Concessão da patente

#16.1

10/30/1984

RPI 732

14.1

07/10/1984

RPI 716

Notificação para pagamento de retribuição

#13.1

06/05/1984

RPI 711

Deferimento

#9.1

02/14/1984

RPI 695

Solicitação de exame técnico

#4.1

05/11/1982

RPI 603

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