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Official data from INPI

DISPOSITIVO DE LIGAÇÃO, EM FILA, DE ELEMENTOS ISOSTÁTICOS

ConcedidaInvention Patent

Application data

Number

PI8300804

Type

Invention Patent

Filing

02/18/1983

Publication

11/16/1983

Progress at the INPI

  1. Filing02/18/83
  2. Publication11/16/83
  3. Examination10/22/85
  4. Allowance05/05/87
  5. Grant10/27/87
  6. Expired07/01/08

The letters patent expired on 07/01/2008: 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: 10/27/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

F. I. (pessoa física)

FR

Freyssinet International (Stup)

FR

Inventors

G. P. (pessoa física)

Technical data

Priority claims

FR

82.03030 · 02/24/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/27/1987

RPI 888

Notificação para pagamento de retribuição

#13.1

09/22/1987

RPI 883

Deferimento

#9.1

05/05/1987

RPI 863

Solicitação de exame técnico

#4.1

10/22/1985

RPI 783

Publicação do pedido de patente

#3.1

11/16/1983

RPI 682

Pedido de patente depositado

#2.1

04/05/1983

RPI 650

Carta-patente expirada

#21.1

Patente extinta em 18/02/98

07/01/2008

RPI 1956

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