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Official data from INPI

MÉTODO E DISPOSITIVO PARA SEGURANÇA CONTRA CHOQUES DE VEÍCULOS EM SISTEMAS VEICULARES AUTOMÁTICOS.

ConcedidaInvention Patent

Application data

Number

PI8400647

Type

Invention Patent

Filing

02/10/1984

Publication

02/12/1985

Progress at the INPI

  1. Filing02/10/84
  2. Publication02/12/85
  3. Examination06/25/85
  4. Allowance08/12/86
  5. Grant06/30/87
  6. Expired07/08/08

The letters patent expired on 07/08/2008: 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: 06/30/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Durr Automation + Fordertechnik GMBH.

DE

Inventors

B. R. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 33 18 575.1 · 05/20/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/30/1987

RPI 871

Notificação para pagamento de retribuição

#13.1

12/02/1986

RPI 841

Deferimento

#9.1

08/12/1986

RPI 825

Solicitação de exame técnico

#4.1

06/25/1985

RPI 766

Publicação do pedido de patente

#3.1

02/12/1985

RPI 747

Pedido de patente depositado

#2.1

05/02/1984

RPI 706

Carta-patente expirada

#21.1

Patente extinta em 10/02/99

07/08/2008

RPI 1957

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