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Official data from INPI

EMBREAGEM DE FRICÇÃO, ESPECIALMENTE PARA VEÍCULOS AUTOMOTORES.

ConcedidaInvention Patent

Application data

Number

PI8306135

Type

Invention Patent

Filing

11/08/1983

Publication

06/12/1984

Progress at the INPI

  1. Filing11/08/83
  2. Publication06/12/84
  3. Examination06/03/86
  4. Allowance03/01/88
  5. Grant09/27/88
  6. Terminated02/18/92

The patent was granted on 09/27/1988 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: 09/27/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Fichtel & Sachs AG.

DE

See this company's full portfolio

Inventors

F. K. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 32 41 248.7 · 11/09/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/27/1988

RPI 936

Notificação para pagamento de retribuição

#13.1

06/21/1988

RPI 922

Deferimento

#9.1

03/01/1988

RPI 906

Exigência - art. 36 da LPI

#6.1

06/02/1987

RPI 867

Solicitação de exame técnico

#4.1

06/03/1986

RPI 815

Publicação do pedido de patente

#3.1

06/12/1984

RPI 712

Pedido de patente depositado

#2.1

01/24/1984

RPI 692

Anuidade - prazo legal encerrado

#18.2

02/18/1992

RPI 1107

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