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Official data from INPI

SISTEMA DE SUSPENSAO PARA RODAS DE VEICULOS

ConcedidaInvention Patent

Application data

Number

PI7806132

Type

Invention Patent

Filing

02/07/1978

Publication

-

Progress at the INPI

  1. Filing02/07/78
  2. Publication
  3. Examination
  4. Allowance11/08/83
  5. Grant06/26/84
  6. Expired05/03/94

The letters patent expired on 05/03/1994: 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: 06/26/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DIAFIL INT SA

Inventors

R. V. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/26/1984

RPI 714

Notificação para pagamento de retribuição

#13.1

02/28/1984

RPI 697

Deferimento

#9.1

11/08/1983

RPI 681

Exigência - art. 36 da LPI

#6.1

06/07/1983

RPI 659

Exigência - art. 36 da LPI

#6.1

01/19/1982

RPI 587

Carta-patente expirada

#21.1

05/03/1994

RPI 1222

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