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Official data from INPI

PROCESSO DE LIGAÇÃO DA ABA TERMINAL DE UM ELEMENTO ISOLANTE COM UMA FERRAGEM DE EXTREMIDADE, E ISOLADOR ELÉTRICO ORGÂNICO OBTIDO POR ESSE PROCESSO

ConcedidaInvention Patent

Application data

Number

PI8401231

Type

Invention Patent

Filing

03/16/1984

Publication

10/23/1984

Progress at the INPI

  1. Filing03/16/84
  2. Publication10/23/84
  3. Examination04/29/86
  4. Allowance05/02/89
  5. Grant10/24/89
  6. Expired07/08/08

The letters patent expired on 07/08/2008: 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: 10/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Ceraver

FR

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Inventors

G. T. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

83 04 450 · 03/18/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/24/1989

RPI 992

Notificação para pagamento de retribuição

#13.1

09/05/1989

RPI 985

Deferimento

#9.1

05/02/1989

RPI 967

6.2

09/08/1987

RPI 881

Solicitação de exame técnico

#4.1

04/29/1986

RPI 810

Publicação do pedido de patente

#3.1

10/23/1984

RPI 731

Pedido de patente depositado

#2.1

05/29/1984

RPI 710

Carta-patente expirada

#21.1

Patente extinta em 16/03/99

07/08/2008

RPI 1957

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