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Official data from INPI

DISTRIBUIDOR HIDRÁULICO PARA SERVOMECANISMO COM REAÇÃO SOBRE O COMPONENTE DE ENTRADA

ConcedidaInvention Patent

Application data

Number

PI8405890

Type

Invention Patent

Filing

11/14/1984

Publication

09/17/1985

Progress at the INPI

  1. Filing11/14/84
  2. Publication09/17/85
  3. Examination08/25/87
  4. Allowance11/01/88
  5. Grant09/26/89
  6. 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.

Talk to a specialist

Latest action published by the INPI: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Bendibérica S/A

ES

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Inventors

J. B. (pessoa física)

ES

Technical data

IPC Classification

Priority claims

ES

527.578 · 11/18/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/26/1989

RPI 988

Notificação para pagamento de retribuição

#13.1

02/21/1989

RPI 957

Deferimento

#9.1

11/01/1988

RPI 941

Exigência - art. 36 da LPI

#6.1

05/17/1988

RPI 917

Solicitação de exame técnico

#4.1

08/25/1987

RPI 879

Publicação do pedido de patente

#3.1

09/17/1985

RPI 778

Pedido de patente depositado

#2.1

02/05/1985

RPI 746

Carta-patente expirada

#21.1

Patente extinta em 14/11/99

07/08/2008

RPI 1957

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