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Official data from INPI

DISPOSITIVO DE REAÇÃO DE DUAS FASES PARA REFORÇO DE FREIO A VÁCUO.

ConcedidaInvention Patent

Application data

Number

PI8306698

Type

Invention Patent

Filing

12/06/1983

Publication

07/17/1984

Progress at the INPI

  1. Filing12/06/83
  2. Publication07/17/84
  3. Examination02/04/86
  4. Allowance07/14/87
  5. Grant01/26/88
  6. Terminated02/18/92

The patent was granted on 01/26/1988 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: 01/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Alfred Teves GmbH

DE

See this company's full portfolio

Inventors

W. W. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 32 47 701.5 · 11/09/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

01/26/1988

RPI 901

Notificação para pagamento de retribuição

#13.1

11/10/1987

RPI 890

Deferimento

#9.1

07/14/1987

RPI 873

Exigência - art. 36 da LPI

#6.1

08/26/1986

RPI 827

Solicitação de exame técnico

#4.1

02/04/1986

RPI 798

Publicação do pedido de patente

#3.1

07/17/1984

RPI 717

Pedido de patente depositado

#2.1

02/14/1984

RPI 695

Anuidade - prazo legal encerrado

#18.2

02/18/1992

RPI 1107

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