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Official data from INPI

Válvula de comando para dispositivo atuado por fluído.

ConcedidaInvention Patent

Application data

Number

PI8004126

Type

Invention Patent

Filing

07/01/1980

Publication

-

Progress at the INPI

  1. Filing07/01/80
  2. Publication
  3. Examination05/10/83
  4. Allowance12/20/83
  5. Grant07/31/84
  6. Expired09/19/95

The letters patent expired on 09/19/1995: 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: 07/31/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Bendiberica S/A

RJ, BR

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Inventors

B. J. (pessoa física)

Technical data

IPC Classification

Priority claims

ES

482.107 · 07/02/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/31/1984

RPI 719

Notificação para pagamento de retribuição

#13.1

04/17/1984

RPI 704

Deferimento

#9.1

12/20/1983

RPI 687

Solicitação de exame técnico

#4.1

05/10/1983

RPI 655

Carta-patente expirada

#21.1

09/19/1995

RPI 1294

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