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Official data from INPI

DISPOSITIVO PARA CONTROLAR E SINCRONIZAR AS PALHETAS GUIA DE UM DISTRIBUIDOR DE MÁQUINAS HIDRÁULICAS, PARTICULARMENTE TURBINAS, DO TIPO QUE COMPREENDE UM ANEL DE SINCRONIZAÇÃO

PublicadaInvention Patent

Application data

Number

PI8804100

Type

Invention Patent

Filing

08/12/1988

Publication

05/02/1989

Progress at the INPI

  1. Filing08/12/88
  2. Publication05/02/89
  3. Examination10/16/90
  4. Allowance07/02/91
  5. Grant03/31/92
  6. Terminated10/24/95

The patent was granted on 03/31/1992 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 05/02/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Neyrpic

FR

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Inventors

A. S. (pessoa física)

J. B. (pessoa física)

Technical data

IPC Classification

Priority claims

FR

8711786 · 08/18/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

05/02/1989

RPI 967

Pedido de patente depositado

#2.1

01/10/1989

RPI 951

Anuidade - prazo legal encerrado

#18.2

10/24/1995

RPI 1299

Concessão da patente

#16.1

03/31/1992

RPI 1113

Notificação para pagamento de retribuição

#13.1

10/29/1991

RPI 1091

Deferimento

#9.1

07/02/1991

RPI 1074

Solicitação de exame técnico

#4.1

10/16/1990

RPI 1037

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