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Official data from INPI

AMORTECEDOR DE ADAPTAÇÃO DE CURSO RESIDUAL

PublicadaInvention Patent

Application data

Number

PI8703429

Type

Invention Patent

Filing

07/06/1987

Publication

03/22/1988

Progress at the INPI

  1. Filing07/06/87
  2. Publication03/22/88
  3. Examination09/18/90
  4. Allowance04/09/91
  5. Grant10/29/91
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 03/22/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Messier-Hispano-Bugatti

FR

Inventors

J. V. (pessoa física)

FR

M. D. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

86 09860 · 07/07/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

03/22/1988

RPI 909

Pedido de patente depositado

#2.1

09/29/1987

RPI 884

Carta-patente expirada

#21.1

Patente extinta em 06/07/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

10/29/1991

RPI 1091

Notificação para pagamento de retribuição

#13.1

07/23/1991

RPI 1077

Deferimento

#9.1

04/09/1991

RPI 1062

Solicitação de exame técnico

#4.1

09/18/1990

RPI 1033

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