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Official data from INPI

FREIO A TAMBOR COM AJUSTE AUTOMÁTICO

ConcedidaInvention Patent
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Application data

Number

PI8203998

Type

Invention Patent

Filing

07/09/1982

Publication

07/05/1983
View on INPI

Progress at the INPI

  1. Filing07/09/82
  2. Publication07/05/83
  3. Examination07/30/85
  4. Allowance08/11/87
  5. Grant02/23/88
  6. Expired07/01/08

The letters patent expired on 07/01/2008: 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: 02/23/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. D. (pessoa física)

FR

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Inventors

P. C. (pessoa física)

FR

Technical data

IPC Classification

F16D 51/46

Priority claims

FR

8113593 · 07/10/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

02/23/1988

RPI 905

Notificação para pagamento de retribuição

#13.1

12/01/1987

RPI 893

Deferimento

#9.1

08/11/1987

RPI 877

Exigência - art. 36 da LPI

#6.1

12/16/1986

RPI 843

Exigência - art. 36 da LPI

#6.1

04/22/1986

RPI 809

Solicitação de exame técnico

#4.1

07/30/1985

RPI 771

Publicação do pedido de patente

#3.1

07/05/1983

RPI 663

Pedido de patente depositado

#2.1

08/24/1982

RPI 618

Carta-patente expirada

#21.1

Patente extinta em 09/07/97

07/01/2008

RPI 1956

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