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Official data from INPI

APERFEIÇOAMENTO EM MECANISMO DE CAIXA DE DESCARGAS ACOPLADA.

ConcedidaInvention Patent

Application data

Number

PI8403651

Type

Invention Patent

Filing

07/23/1984

Publication

03/04/1986

Progress at the INPI

  1. Filing07/23/84
  2. Publication03/04/86
  3. Examination07/08/86
  4. Allowance09/27/88
  5. Grant09/26/89
  6. Terminated10/16/90

The patent was granted on 09/26/1989 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: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Cidamar S/A. Industria e Comércio.

Inventors

G. L. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/26/1989

RPI 988

Notificação para pagamento de retribuição

#13.1

01/10/1989

RPI 951

Deferimento

#9.1

09/27/1988

RPI 936

Solicitação de exame técnico

#4.1

07/08/1986

RPI 820

Publicação do pedido de patente

#3.1

03/04/1986

RPI 802

Pedido de patente depositado

#2.1

10/02/1984

RPI 728

Anuidade - prazo legal encerrado

#18.2

10/16/1990

RPI 1037

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