Official data from INPI

APERFEIÇOAMENTO EM FREIOS MULTIDISCOS

ConcedidaInvention Patent

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Application data

Number

PI8403302

Type

Invention Patent

Filing

06/29/1984

Publication

06/18/1985

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Progress at the INPI

Filing06/29/84
Publication06/18/85
Examination06/02/87
Allowance06/21/88
Grant04/25/89
Expired07/08/08

The letters patent expired on 07/08/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 04/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. D. (pessoa física)

Societé Anonyme Dite : Bendix France

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Inventors

C. J. (pessoa física)

M. C. (pessoa física)

T. A. (pessoa física)

Technical data

IPC Classification

F16D 55/24 F16D 65/00 F16D 65/12

Priority claims

83.10918 · 06/30/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/25/1989

RPI 966

Notificação para pagamento de retribuição

#13.1

10/25/1988

RPI 940

Deferimento

#9.1

06/21/1988

RPI 922

Exigência - art. 36 da LPI

#6.1

11/17/1987

RPI 891

Solicitação de exame técnico

#4.1

06/02/1987

RPI 867

Publicação do pedido de patente

#3.1

06/18/1985

RPI 765

Pedido de patente depositado

#2.1

09/04/1984

RPI 724

Carta-patente expirada

#21.1

Patente extinta em 29/06/99

07/08/2008

RPI 1957

20.4

08/07/1990

RPI 1027

20.7