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Official data from INPI

SISTEMA DE DIRECIONAMENTO PARA UM VEÍCULO

Arquivada/ExtintaInvention Patent

Application data

Number

PI9001900

Type

Invention Patent

Filing

04/24/1990

Publication

07/30/1991

Progress at the INPI

  1. Filing04/24/90
  2. Publication07/30/91
  3. Examination10/29/91
  4. Allowance01/05/93
  5. Grant06/29/93
  6. Expired05/18/10

The letters patent expired on 05/18/2010: 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: 05/18/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

TRW Inc

US

See this company's full portfolio

Inventors

L. M. (pessoa física)

US

Technical data

Priority claims

US

342,948 · 04/25/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 24/04/2005

05/18/2010

RPI 2054

Concessão da patente

#16.1

06/29/1993

RPI 1178

Notificação para pagamento de retribuição

#13.1

04/27/1993

RPI 1169

Deferimento

#9.1

01/05/1993

RPI 1153

Solicitação de exame técnico

#4.1

10/29/1991

RPI 1091

Publicação do pedido de patente

#3.1

07/30/1991

RPI 1078

Pedido de patente depositado

#2.1

08/21/1990

RPI 1029

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