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Official data from INPI

ATUADOR DE FREIO DE EMERGENCIA E DE SERVICO

ConcedidaInvention Patent

Application data

Number

PI8400144

Type

Invention Patent

Filing

01/13/1983

Publication

08/21/1984

Progress at the INPI

  1. Filing01/13/83
  2. Publication08/21/84
  3. Examination10/07/86
  4. Allowance09/08/87
  5. Grant06/28/88
  6. Terminated05/30/95

The patent was granted on 06/28/1988 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 06/28/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ROCKWELL INTERNATIONAL CORP [US]

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Inventors

C. R. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/28/1988

RPI 923

Notificação para pagamento de retribuição

#13.1

01/26/1988

RPI 901

Deferimento

#9.1

09/08/1987

RPI 881

Solicitação de exame técnico

#4.1

10/07/1986

RPI 833

Publicação do pedido de patente

#3.1

08/21/1984

RPI 722

Pedido de patente depositado

#2.1

03/20/1984

RPI 700

Anuidade - prazo legal encerrado

#18.2

05/30/1995

RPI 1278

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