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Official data from INPI

APARELHO CONTATOR COMPORTANDO ELETRO-IMA DE COMANDO DE CONTATOS DE POTENCIA E DOS MEIOS DE ABERTURA AUTOMATICA DESSES CONTATOS DE POTENCIA

ConcedidaInvention Patent

Application data

Number

PI8206474

Type

Invention Patent

Filing

11/09/1981

Publication

09/27/1983

Progress at the INPI

  1. Filing11/09/81
  2. Publication09/27/83
  3. Examination07/02/85
  4. Allowance
  5. Grant12/30/86
  6. Expired08/19/08

The letters patent expired on 08/19/2008: 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: 12/30/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

TELEMECANIQUE ELECTRIQUE [FR]

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Inventors

C. T. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/30/1986

RPI 845

Notificação para pagamento de retribuição

#13.1

08/26/1986

RPI 827

Republicação - classificação IPC

#15.11

04/01/1986

RPI 806

Solicitação de exame técnico

#4.1

07/02/1985

RPI 767

Publicação do pedido de patente

#3.1

09/27/1983

RPI 675

Carta-patente expirada

#21.1

Patente extinta em 09/11/97

08/19/2008

RPI 1963

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