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Official data from INPI

DISPOSITIVO PARA ALIMENTAÇÃO DO COMBUSTÍVEL A UM CARBURADOR PARA UM MOTOR A COMBUSTÃO INTERNA QUE FUNCIONA A ÁLCOOL

PublicadaInvention Patent

Application data

Number

PI8806820

Type

Invention Patent

Filing

12/22/1988

Publication

08/29/1989

Progress at the INPI

  1. Filing12/22/88
  2. Publication08/29/89
  3. Examination10/01/91
  4. Allowance12/01/92
  5. Grant07/27/93
  6. Expired09/02/08

The letters patent expired on 09/02/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 08/29/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Weber S.r.l

IT

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Inventors

A. S. (pessoa física)

Technical data

IPC Classification

Priority claims

IT

68 109-A/87 · 12/22/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

08/29/1989

RPI 984

Pedido de patente depositado

#2.1

04/18/1989

RPI 965

Carta-patente expirada

#21.1

Patente extinta em 22/12/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

07/27/1993

RPI 1182

Notificação para pagamento de retribuição

#13.1

04/20/1993

RPI 1168

Deferimento

#9.1

12/01/1992

RPI 1148

Solicitação de exame técnico

#4.1

10/01/1991

RPI 1087

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