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Official data from INPI

Hélice para Barco

ConcedidaInvention Patent

Application data

Number

PI7903892

Type

Invention Patent

Filing

06/20/1979

Publication

-

Progress at the INPI

  1. Filing06/20/79
  2. Publication
  3. Examination04/13/82
  4. Allowance04/26/83
  5. Grant10/25/83
  6. Expired04/04/95

The letters patent expired on 04/04/1995: 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: 10/25/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

AB Volvo Penta

SE

See this company's full portfolio

Inventors

S. C. (pessoa física)

Technical data

IPC Classification

Priority claims

SE

P 7807264-2 · 06/27/1978

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/25/1983

RPI 679

Notificação para pagamento de retribuição

#13.1

09/20/1983

RPI 674

Deferimento

#9.1

04/26/1983

RPI 653

Exigência - art. 36 da LPI

#6.1

10/13/1982

RPI 625

Solicitação de exame técnico

#4.1

04/13/1982

RPI 599

Carta-patente expirada

#21.1

04/04/1995

RPI 1270

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