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Official data from INPI

CIRCUITO PARA O COMANDO DE CARGAS INDUTIVAS, EM PARTICULAR PARA A OPERAÇÃO DE INJETORES ELÉTRICOS DE UM MOTOR DE COMBUSTÃO INTERNA DE CICLO DIESEL

PublicadaInvention Patent

Application data

Number

PI8804357

Type

Invention Patent

Filing

08/23/1988

Publication

03/21/1989

Progress at the INPI

  1. Filing08/23/88
  2. Publication03/21/89
  3. Examination09/18/90
  4. Allowance03/29/94
  5. Grant11/29/94
  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.

Talk to a specialist

Latest action published by the INPI: 03/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Marelli Autronica S.p.A. empresa italiana

IT

Inventors

M. C. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

67730-A/87 · 08/25/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

03/21/1989

RPI 961

Pedido de patente depositado

#2.1

01/17/1989

RPI 952

Carta-patente expirada

#21.1

Patente extinta em 23/08/2003

09/02/2008

RPI 1965

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

03/29/1994

RPI 1217

Solicitação de exame técnico

#4.1

09/18/1990

RPI 1033

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