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Official data from INPI

MOLA DE AR, SISTEMA DE SUSPENSÃO PARA VEÍCULOS E VÁLVULA DE DUAS VIAS

PublicadaInvention Patent

Application data

Number

PI8801436

Type

Invention Patent

Filing

03/29/1988

Publication

11/01/1988

Progress at the INPI

  1. Filing03/29/88
  2. Publication11/01/88
  3. Examination10/23/90
  4. Allowance10/08/91
  5. Grant06/30/92
  6. Terminated10/24/95

The patent was granted on 06/30/1992 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: 11/01/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Firestone Tire & Rubber Company

US

See this company's full portfolio

Inventors

M. G. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

031.642 · 03/30/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

11/01/1988

RPI 941

Pedido de patente depositado

#2.1

07/05/1988

RPI 924

Anuidade - prazo legal encerrado

#18.2

10/24/1995

RPI 1299

Concessão da patente

#16.1

06/30/1992

RPI 1126

Notificação para pagamento de retribuição

#13.1

02/11/1992

RPI 1106

Deferimento

#9.1

10/08/1991

RPI 1088

Solicitação de exame técnico

#4.1

10/23/1990

RPI 1038

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