Official data from INPI

DISPOSITIVO COMUTADOR PARA PEQUENOS MOTORES ELÉTRICOS

ConcedidaInvention Patent

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Application data

Number

PI8204488

Type

Invention Patent

Filing

07/30/1982

Publication

07/26/1983

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Progress at the INPI

Filing07/30/82
Publication07/26/83
Examination04/09/85
Allowance05/27/86
Grant12/30/86
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.

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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.

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Inventors

T. M. (pessoa física)

Technical data

IPC Classification

H02P 1/16

Priority claims

114086/81 · 07/31/1981

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

09/23/1986

RPI 831

Deferimento

#9.1

05/27/1986

RPI 814

Solicitação de exame técnico

#4.1

04/09/1985

RPI 755

Publicação do pedido de patente

#3.1

07/26/1983

RPI 666

Pedido de patente depositado

#2.1

09/14/1982

RPI 621

Carta-patente expirada

#21.1

Patente extinta em 30/07/97

07/01/2008

RPI 1956

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MOTOR EM MINIATURA.

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