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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8004213

Type

Invention Patent

Filing

07/08/1980

Publication

-

Progress at the INPI

  1. Filing07/08/80
  2. Publication
  3. Examination04/12/83
  4. Allowance03/13/84
  5. Grant08/28/84
  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.

Talk to a specialist

Latest action published by the INPI: 08/28/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

GKN-Stenman AB

SE

Inventors

B. W. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/28/1984

RPI 723

Notificação para pagamento de retribuição

#13.1

07/03/1984

RPI 715

Deferimento

#9.1

03/13/1984

RPI 699

Exigência - art. 36 da LPI

#6.1

09/27/1983

RPI 675

Solicitação de exame técnico

#4.1

04/12/1983

RPI 651

Carta-patente expirada

#21.1

09/19/1995

RPI 1294

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