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Official data from INPI

ATUADOR DE FREIO COM REGULAGEM AUTOMÁTICA

Em AnáliseInvention Patent

Application data

Number

PI8500382

Type

Invention Patent

Filing

01/29/1985

Publication

09/10/1985

Progress at the INPI

  1. Filing01/29/85
  2. Publication09/10/85
  3. Examination09/01/87
  4. Allowance05/16/89
  5. Grant02/06/90
  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.

Talk to a specialist

Latest action published by the INPI: 09/12/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Société Anonyme D.B.A., empresa francesa

FR

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Inventors

J. S. (pessoa física)

FR

P. P. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

84-01438 · 01/31/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

09/12/1989

RPI 986

Deferimento

#9.1

05/16/1989

RPI 969

Exigência - art. 36 da LPI

#6.1

11/16/1988

RPI 943

Solicitação de exame técnico

#4.1

09/01/1987

RPI 880

Publicação do pedido de patente

#3.1

09/10/1985

RPI 777

Pedido de patente depositado

#2.1

04/23/1985

RPI 757

Carta-patente expirada

#21.1

Patente extinta em 29/01/2000

07/15/2008

RPI 1958

14.4

08/21/1990

RPI 1029

14.7

08/21/1990

RPI 1029

Concessão da patente

#16.1

02/06/1990

RPI 1005

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