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Official data from INPI

CONJUNTO DE VÁLVULA DE FREIO DE DUPLO COMANDO.

ConcedidaInvention Patent

Application data

Number

PI8301324

Type

Invention Patent

Filing

03/16/1983

Publication

11/29/1983

Progress at the INPI

  1. Filing03/16/83
  2. Publication11/29/83
  3. Examination01/14/86
  4. Allowance02/09/88
  5. Grant08/30/88
  6. Terminated04/18/95

The patent was granted on 08/30/1988 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 08/30/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Lucas Industries Limited.

GB

See this company's full portfolio

Inventors

S. J. (pessoa física)

Technical data

IPC Classification

Priority claims

GB

8207834 · 03/17/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/30/1988

RPI 932

Notificação para pagamento de retribuição

#13.1

06/07/1988

RPI 920

Deferimento

#9.1

02/09/1988

RPI 903

Exigência - art. 36 da LPI

#6.1

09/08/1987

RPI 881

14.1

05/26/1987

RPI 866

Solicitação de exame técnico

#4.1

01/14/1986

RPI 795

Publicação do pedido de patente

#3.1

11/29/1983

RPI 684

Pedido de patente depositado

#2.1

05/03/1983

RPI 654

Anuidade - prazo legal encerrado

#18.2

04/18/1995

RPI 1272

14.4

07/30/1991

RPI 1078

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