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Official data from INPI

MECANISMO DE ACIONAMENTO DE DUAS VELOCIDADES.

ConcedidaInvention Patent

Application data

Number

PI8401382

Type

Invention Patent

Filing

03/22/1984

Publication

11/06/1984

Progress at the INPI

  1. Filing03/22/84
  2. Publication11/06/84
  3. Examination12/30/86
  4. Allowance12/08/87
  5. Grant08/30/88
  6. Terminated02/25/92

The patent was granted on 08/30/1988 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 08/30/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Canadian Fram Limited

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Inventors

M. M. (pessoa física)

Technical data

IPC Classification

Priority claims

US

478.757 · 03/25/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/30/1988

RPI 932

Notificação para pagamento de retribuição

#13.1

04/26/1988

RPI 914

Deferimento

#9.1

12/08/1987

RPI 894

Solicitação de exame técnico

#4.1

12/30/1986

RPI 845

Publicação do pedido de patente

#3.1

11/06/1984

RPI 733

Pedido de patente depositado

#2.1

06/12/1984

RPI 712

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: B60K 41/22; F16D 27/14.

03/27/2018

RPI 2464

Anuidade - prazo legal encerrado

#18.2

02/25/1992

RPI 1108

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