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Official data from INPI

PROCESSO DE REVESTIMENTO DE PAS DE ESTATOR DE MAQUINA DE FLUTUACAO E DE AFIXACAO DO REVESTIMENTO A PA

ConcedidaInvention Patent

Application data

Number

PI8302947

Type

Invention Patent

Filing

06/03/1982

Publication

02/07/1984

Progress at the INPI

  1. Filing06/03/82
  2. Publication02/07/84
  3. Examination05/22/84
  4. Allowance02/12/86
  5. Grant09/30/86
  6. Terminated10/02/90

The patent was granted on 09/30/1986 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: 09/30/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

OUTOKUMPU OY [FI]

Inventors

N. U. (pessoa física)

N. M. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/30/1986

RPI 832

Notificação para pagamento de retribuição

#13.1

06/24/1986

RPI 818

Deferimento

#9.1

02/12/1986

RPI 799

Exigência - art. 36 da LPI

#6.1

05/28/1985

RPI 762

Solicitação de exame técnico

#4.1

05/22/1984

RPI 709

Publicação do pedido de patente

#3.1

02/07/1984

RPI 694

Pedido de patente depositado

#2.1

07/19/1983

RPI 665

Anuidade - prazo legal encerrado

#18.2

10/02/1990

RPI 1035

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