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Official data from INPI

CONECTOR-DIRECIONADOR DE COMBUSTÍVEL

ConcedidaInvention Patent

Application data

Number

PI8500618

Type

Invention Patent

Filing

02/11/1985

Publication

09/16/1986

Progress at the INPI

  1. Filing02/11/85
  2. Publication09/16/86
  3. Examination12/02/86
  4. Allowance12/06/88
  5. Grant09/26/89
  6. Expired07/15/08

The letters patent expired on 07/15/2008: 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: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

General Motors do Brasil Ltda

SP, BR

See this company's full portfolio

Inventors

D. C. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/26/1989

RPI 988

Notificação para pagamento de retribuição

#13.1

04/25/1989

RPI 966

Deferimento

#9.1

12/06/1988

RPI 946

Solicitação de exame técnico

#4.1

12/02/1986

RPI 841

Publicação do pedido de patente

#3.1

09/16/1986

RPI 830

Pedido de patente depositado

#2.1

04/30/1985

RPI 758

Carta-patente expirada

#21.1

Patente extinta em 11/02/2000

07/15/2008

RPI 1958

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