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Official data from INPI

DISPOSITIVO INTERRUPTOR DE FORCA

ConcedidaInvention Patent

Application data

Number

PI8107869

Type

Invention Patent

Filing

12/05/1980

Publication

09/08/1982

Progress at the INPI

  1. Filing12/05/80
  2. Publication09/08/82
  3. Examination10/16/84
  4. Allowance05/07/85
  5. Grant10/29/85
  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: 10/29/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MITSUBISHI ELECTRIC CORP [JP]

Inventors

S. B. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/29/1985

RPI 784

Notificação para pagamento de retribuição

#13.1

08/27/1985

RPI 775

Deferimento

#9.1

05/07/1985

RPI 759

Solicitação de exame técnico

#4.1

10/16/1984

RPI 730

Publicação do pedido de patente

#3.1

09/08/1982

RPI 620

Pedido de patente depositado

#2.1

01/26/1982

RPI 588

Carta-patente expirada

#21.1

Patente extinta em 03/12/96

08/19/2008

RPI 1963

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