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Official data from INPI

Aperfeiçoamentos em distribuidores hidráulicos rotativos para mecanismo de direção auxiliada.

ConcedidaInvention Patent

Application data

Number

PI7904802

Type

Invention Patent

Filing

07/26/1979

Publication

-

Progress at the INPI

  1. Filing07/26/79
  2. Publication
  3. Examination04/27/82
  4. Allowance09/06/83
  5. Grant09/25/84
  6. Expired04/18/95

The letters patent expired on 04/18/1995: 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: 09/25/1984. 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

472.087 · 07/27/1978

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/25/1984

RPI 727

Notificação para pagamento de retribuição

#13.1

06/19/1984

RPI 713

Deferimento

#9.1

09/06/1983

RPI 672

Exigência - art. 36 da LPI

#6.1

04/12/1983

RPI 651

Solicitação de exame técnico

#4.1

04/27/1982

RPI 601

Carta-patente expirada

#21.1

04/18/1995

RPI 1272

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