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Official data from INPI

MANCAL DE DUAS CAMARAS PARA MOTOR COM AMORTECIMENTO HIDRAULICO

Em AnáliseInvention Patent

Application data

Number

PI8306572

Type

Invention Patent

Filing

11/30/1982

Publication

07/03/1984

Progress at the INPI

  1. Filing11/30/82
  2. Publication07/03/84
  3. Examination10/30/84
  4. Allowance07/08/86
  5. Grant04/28/87
  6. Terminated05/09/95

The patent was granted on 04/28/1987 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 09/20/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

METZELER KAUTSCHUK [DE]

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Inventors

H. M. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.4

09/20/1988

RPI 935

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

02/18/1986

RPI 800

Solicitação de exame técnico

#4.1

10/30/1984

RPI 732

Publicação do pedido de patente

#3.1

07/03/1984

RPI 715

Pedido de patente depositado

#2.1

02/14/1984

RPI 695

Anuidade - prazo legal encerrado

#18.2

05/09/1995

RPI 1275

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