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Official data from INPI

CONJUNTO PARA ANCORAGEM DE MEMBROS TENSORES

ConcedidaInvention Patent

Application data

Number

PI8302084

Type

Invention Patent

Filing

04/22/1983

Publication

11/20/1984

Progress at the INPI

  1. Filing04/22/83
  2. Publication11/20/84
  3. Examination04/22/86
  4. Allowance12/29/87
  5. Grant07/26/88
  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: 07/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Freyssinet International (Stup)

FR

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Inventors

N. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/26/1988

RPI 927

Notificação para pagamento de retribuição

#13.1

05/10/1988

RPI 916

Deferimento

#9.1

12/29/1987

RPI 897

Conhecimento de parecer técnico

#7.1

06/16/1987

RPI 869

Solicitação de exame técnico

#4.1

04/22/1986

RPI 809

Publicação do pedido de patente

#3.1

11/20/1984

RPI 735

Pedido de patente depositado

#2.1

06/07/1983

RPI 659

Carta-patente expirada

#21.1

Patente extinta em 22/04/98

07/01/2008

RPI 1956

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