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Official data from INPI

CARRO AUTO - PROPULSOR.

ConcedidaInvention Patent

Application data

Number

PI8301371

Type

Invention Patent

Filing

03/16/1983

Publication

10/30/1984

Progress at the INPI

  1. Filing03/16/83
  2. Publication10/30/84
  3. Examination11/25/86
  4. Allowance06/07/88
  5. Grant06/27/89
  6. Expired07/01/08

The letters patent expired on 07/01/2008: 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: 06/27/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. W. (pessoa física)

Inventors

W. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/27/1989

RPI 975

Notificação para pagamento de retribuição

#13.1

10/04/1988

RPI 937

Deferimento

#9.1

06/07/1988

RPI 920

Exigência - art. 36 da LPI

#6.1

08/11/1987

RPI 877

Solicitação de exame técnico

#4.1

11/25/1986

RPI 840

Publicação do pedido de patente

#3.1

10/30/1984

RPI 732

Pedido de patente depositado

#2.1

05/03/1983

RPI 654

Carta-patente expirada

#21.1

Patente extinta em 16/03/98

07/01/2008

RPI 1956

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