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Official data from INPI

MECANISMO PORTA-ESCOVA PARA MOTORES MINIATURA.

ConcedidaInvention Patent

Application data

Number

PI8304494

Type

Invention Patent

Filing

08/19/1983

Publication

04/03/1984

Progress at the INPI

  1. Filing08/19/83
  2. Publication04/03/84
  3. Examination06/26/84
  4. Allowance07/08/86
  5. Grant04/28/87
  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: 04/28/1987. 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

E. B. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Priority claims

JP

125733/82 · 08/20/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/28/1987

RPI 862

Notificação para pagamento de retribuição

#13.1

11/04/1986

RPI 837

Deferimento

#9.1

07/08/1986

RPI 820

Exigência - art. 36 da LPI

#6.1

10/22/1985

RPI 783

Exigência - art. 36 da LPI

#6.1

03/26/1985

RPI 753

Pedido de certificado de adição de invenção

#5.1

11/27/1984

RPI 736

Solicitação de exame técnico

#4.1

06/26/1984

RPI 714

Publicação do pedido de patente

#3.1

04/03/1984

RPI 702

Pedido de patente depositado

#2.1

10/25/1983

RPI 679

Carta-patente expirada

#21.1

Patente extinta em 19/08/98

07/01/2008

RPI 1956

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