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Official data from INPI

MECANISMO DE ACOPLAMENTO E DESACOPLAMENTO DE REDUTORES DO TIPO COROA/ROSCA SEM FIM DE DUPLA REDUÇÃO.

Em AnáliseInvention Patent

Application data

Number

PI8301248

Type

Invention Patent

Filing

03/14/1983

Publication

10/23/1984

Progress at the INPI

  1. Filing03/14/83
  2. Publication10/23/84
  3. Examination08/20/85
  4. Allowance06/09/87
  5. Grant03/29/88
  6. Terminated10/10/89

The patent was granted on 03/29/1988 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: 10/10/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Lorenzetti S/A Indústrias Brasileiras Eletrometalúrgicas

SP, BR

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Inventors

M. C. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

10/10/1989

RPI 990

Concessão da patente

#16.1

03/29/1988

RPI 910

Notificação para pagamento de retribuição

#13.1

09/29/1987

RPI 884

Deferimento

#9.1

06/09/1987

RPI 868

Exigência - art. 36 da LPI

#6.1

06/24/1986

RPI 818

Solicitação de exame técnico

#4.1

08/20/1985

RPI 774

Publicação do pedido de patente

#3.1

10/23/1984

RPI 731

Pedido de patente depositado

#2.1

06/14/1983

RPI 660

Pedido de patente depositado

#2.1

04/26/1983

RPI 653

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