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Official data from INPI

REALIZAÇÃO DE EIXO PARA AS RODAS DE TRAÇÃO DE UM VEÍCULO

ConcedidaInvention Patent

Application data

Number

PI8301331

Type

Invention Patent

Filing

03/16/1983

Publication

11/29/1983

Progress at the INPI

  1. Filing03/16/83
  2. Publication11/29/83
  3. Examination11/12/85
  4. Allowance03/31/87
  5. Grant09/29/87
  6. Expired07/01/08

The letters patent expired on 07/01/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/29/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Valmet Oy

FI

Valmet Traktori Oy

FI

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Inventors

E. M. (pessoa física)

FI

S. M. (pessoa física)

FI

Technical data

IPC Classification

Priority claims

FI

82 0911 · 03/17/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/29/1987

RPI 884

Deferimento

#9.1

03/31/1987

RPI 858

Solicitação de exame técnico

#4.1

11/12/1985

RPI 786

Publicação do pedido de patente

#3.1

11/29/1983

RPI 684

Pedido de patente depositado

#2.1

05/03/1983

RPI 654

Carta-patente expirada

#21.1

Patente extinta em 16/03/98

07/01/2008

RPI 1956

Pedido de licença compulsória

#20.1

09/05/1995

RPI 1292

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