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Official data from INPI

MOLA DE TRACAO PNEUMATICA

ConcedidaInvention Patent

Application data

Number

PI8306177

Type

Invention Patent

Filing

11/12/1982

Publication

07/31/1984

Progress at the INPI

  1. Filing11/12/82
  2. Publication07/31/84
  3. Examination05/27/86
  4. Allowance04/12/88
  5. Grant09/27/88
  6. Expired08/19/08

The letters patent expired on 08/19/2008: 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: 09/27/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

STABILUS GMBH [DE]

Inventors

M. H. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/27/1988

RPI 936

Notificação para pagamento de retribuição

#13.1

07/26/1988

RPI 927

Deferimento

#9.1

04/12/1988

RPI 912

Exigência - art. 36 da LPI

#6.1

06/02/1987

RPI 867

Solicitação de exame técnico

#4.1

05/27/1986

RPI 814

Publicação do pedido de patente

#3.1

07/31/1984

RPI 719

Pedido de patente depositado

#2.1

01/24/1984

RPI 692

Carta-patente expirada

#21.1

Patente extinta em 10/11/98

08/19/2008

RPI 1963

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