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Official data from INPI

DISPOSITIVO PARA SOLDAGEM DE UMA MOLA DE PLACA SOBRE UM DORMENTE DE FERROVIA

Arquivada/ExtintaInvention PatentPCT · FR1989000504

Application data

Number

PI8907730

Type

Invention Patent

Filing

09/29/1989

Publication

08/27/1991

PCT

FR1989000504

Progress at the INPI

  1. Filing09/29/89
  2. Publication08/27/91
  3. Examination11/17/92
  4. Allowance12/20/94
  5. Grant08/29/95
  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

Allevard Industries S.A

FR

Inventors

P. D. (pessoa física)

FR

R. D. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

88 13763 · 10/19/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 29/09/2004

12/29/2009

RPI 2034

Concessão da patente

#16.1

08/29/1995

RPI 1291

Notificação para pagamento de retribuição

#13.1

05/02/1995

RPI 1274

Deferimento

#9.1

12/20/1994

RPI 1255

Exigência - art. 36 da LPI

#6.1

08/23/1994

RPI 1238

Solicitação de exame técnico

#4.1

11/17/1992

RPI 1146

Notificação de entrada na fase nacional - PCT

#1.3

08/27/1991

RPI 1082

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