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Official data from INPI

VÁLVULA DE CONTROLE DE PRESSÃO PARA SISTEMA DE FREIO HIDRÁULICO PARA VEÍCULOS.

ConcedidaInvention Patent

Application data

Number

PI8107968

Type

Invention Patent

Filing

12/08/1981

Publication

09/14/1982

Progress at the INPI

  1. Filing12/08/81
  2. Publication09/14/82
  3. Examination04/17/84
  4. Allowance05/07/85
  5. Grant10/29/85
  6. Terminated06/27/95

The patent was granted on 10/29/1985 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: 10/29/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Alfred Teves GmbH

DE

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Inventors

R. D. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 30 46 781.3 · 12/12/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/29/1985

RPI 784

Notificação para pagamento de retribuição

#13.1

08/27/1985

RPI 775

Deferimento

#9.1

05/07/1985

RPI 759

Exigência - art. 36 da LPI

#6.1

11/06/1984

RPI 733

Solicitação de exame técnico

#4.1

04/17/1984

RPI 704

Publicação do pedido de patente

#3.1

09/14/1982

RPI 621

Pedido de patente depositado

#2.1

01/26/1982

RPI 588

Anuidade - prazo legal encerrado

#18.2

06/27/1995

RPI 1282

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