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Official data from INPI

DISPOSITIVO DE CONTROLE DE VELOCIDADE DE MOTORES DE C.C.

Em AnáliseInvention Patent

Application data

Number

PI8602328

Type

Invention Patent

Filing

05/12/1986

Publication

01/21/1987

Progress at the INPI

  1. Filing05/12/86
  2. Publication01/21/87
  3. Examination03/17/87
  4. Allowance07/30/91
  5. Grant04/28/92
  6. Expired07/22/08

The letters patent expired on 07/22/2008: 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: 03/17/1987. 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

A. O. (pessoa física)

JP

H. M. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

111229/85 · 05/23/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

03/17/1987

RPI 856

Publicação do pedido de patente

#3.1

01/21/1987

RPI 848

Pedido de patente depositado

#2.1

11/18/1986

RPI 839

Carta-patente expirada

#21.1

Patente extinta em 12/05/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

04/28/1992

RPI 1117

Notificação para pagamento de retribuição

#13.1

11/26/1991

RPI 1095

Deferimento

#9.1

07/30/1991

RPI 1078

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