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Official data from INPI

ACOPLAMENTO PARA UM EIXO PARA TOMADA DE POTÊNCIA

Arquivada/ExtintaInvention Patent

Application data

Number

PI8904366

Type

Invention Patent

Filing

08/30/1989

Publication

04/17/1990

Progress at the INPI

  1. Filing08/30/89
  2. Publication04/17/90
  3. Examination06/30/92
  4. Allowance11/03/93
  5. Grant05/31/94
  6. Expired12/22/09

The letters patent expired on 12/22/2009: 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: 12/22/2009. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Valmet Oy

FI

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Inventors

B. V. (pessoa física)

SE

Technical data

IPC Classification

Priority claims

FI

884005 · 08/31/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 30/08/2004

12/22/2009

RPI 2033

Pedido de licença compulsória

#20.1

06/13/1995

RPI 1280

Concessão da patente

#16.1

05/31/1994

RPI 1226

Deferimento

#9.1

11/03/1993

RPI 1196

Solicitação de exame técnico

#4.1

06/30/1992

RPI 1126

Publicação do pedido de patente

#3.1

04/17/1990

RPI 1014

Pedido de patente depositado

#2.1

01/09/1990

RPI 1001

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