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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8306482

Type

Invention Patent

Filing

03/15/1983

Publication

02/07/1984

Progress at the INPI

  1. Filing03/15/83
  2. Publication02/07/84
  3. Examination10/29/85
  4. Allowance12/16/86
  5. Grant07/28/87
  6. Terminated12/17/96

The patent was granted on 07/28/1987 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 07/28/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Valmet Oy

FI

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Inventors

I. [. (pessoa física)

M. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/28/1987

RPI 875

Notificação para pagamento de retribuição

#13.1

05/05/1987

RPI 863

Deferimento

#9.1

12/16/1986

RPI 843

Solicitação de exame técnico

#4.1

10/29/1985

RPI 784

Notificação de entrada na fase nacional - PCT

#1.3

02/07/1984

RPI 694

Anuidade - prazo legal encerrado

#18.2

12/17/1996

RPI 1359

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