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Official data from INPI

UM PROCESSO PARA A EXPLORAÇÃO DE MINÉRIOS DE TITÂNICO PORTANDO VANÁDIO, À BASE DE ÓXIDOS

ConcedidaInvention Patent

Application data

Number

PI8200392

Type

Invention Patent

Filing

01/26/1982

Publication

11/23/1982

Progress at the INPI

  1. Filing01/26/82
  2. Publication11/23/82
  3. Examination11/16/83
  4. Allowance05/10/88
  5. Grant12/27/88
  6. Terminated02/11/92

The patent was granted on 12/27/1988 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: 12/27/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Outokumpu Oy

FI

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Inventors

F. T. (pessoa física)

FI

H. K. (pessoa física)

FI

S. H. (pessoa física)

FI

Technical data

IPC Classification

Priority claims

FI

810141 · 01/19/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/27/1988

RPI 949

Notificação para pagamento de retribuição

#13.1

09/06/1988

RPI 933

Deferimento

#9.1

05/10/1988

RPI 916

Conhecimento de parecer técnico

#7.1

10/22/1985

RPI 783

Exigência - art. 36 da LPI

#6.1

05/28/1985

RPI 762

6.2

02/12/1985

RPI 747

Solicitação de exame técnico

#4.1

11/16/1983

RPI 682

Publicação do pedido de patente

#3.1

11/23/1982

RPI 631

Pedido de patente depositado

#2.1

03/16/1982

RPI 595

Anuidade - prazo legal encerrado

#18.2

02/11/1992

RPI 1106

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