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Official data from INPI

DISPOSITIVO DE AFIAMENTO PARA UMA LÂMINA DE UM CILINDRO DE CORTE TRANSVERSAL

Arquivada/ExtintaInvention PatentPCT · FI1989000170

Application data

Number

PI8907655

Type

Invention Patent

Filing

09/11/1989

Publication

07/30/1991

PCT

FI1989000170

Progress at the INPI

  1. Filing09/11/89
  2. Publication07/30/91
  3. Examination09/29/92
  4. Allowance03/22/94
  5. Grant11/29/94
  6. Expired12/29/09

The letters patent expired on 12/29/2009: 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: 12/29/2009. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Metsa-Sellu Oy

FI

Inventors

P. P. (pessoa física)

FI

Technical data

IPC Classification

Priority claims

FI

884263 · 09/16/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 11/09/2004

12/29/2009

RPI 2034

Concessão da patente

#16.1

11/29/1994

RPI 1252

Notificação para pagamento de retribuição

#13.1

08/02/1994

RPI 1235

Deferimento

#9.1

03/22/1994

RPI 1216

Solicitação de exame técnico

#4.1

09/29/1992

RPI 1139

Notificação de entrada na fase nacional - PCT

#1.3

07/30/1991

RPI 1078

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