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Official data from INPI

DISPOSITIVO COMUTADOR PARA MOTORES EM MINIATURA.

ConcedidaInvention Patent

Application data

Number

PI8307208

Type

Invention Patent

Filing

12/28/1983

Publication

08/07/1984

Progress at the INPI

  1. Filing12/28/83
  2. Publication08/07/84
  3. Examination11/20/84
  4. Allowance12/03/85
  5. Grant12/30/86
  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: 12/30/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Mabuchi Motor Co., Ltd.

JP

See this company's full portfolio

Inventors

M. T. (pessoa física)

Technical data

IPC Classification

Priority claims

JP

197780/82 · 12/29/1982

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

04/22/1986

RPI 809

Deferimento

#9.1

12/03/1985

RPI 789

Exigência - art. 36 da LPI

#6.1

05/14/1985

RPI 760

Solicitação de exame técnico

#4.1

11/20/1984

RPI 735

Publicação do pedido de patente

#3.1

08/07/1984

RPI 720

Pedido de patente depositado

#2.1

03/13/1984

RPI 699

Carta-patente expirada

#21.1

Patente extinta em 28/12/98

07/01/2008

RPI 1956

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