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Official data from INPI

DISPOSITIVO PARA O ENCHIMENTO DE UM PNEUMÁTICO E DISPOSITIVO DE ESVAZIAMENTO DE UM PNEUMÁTICO

PublicadaInvention Patent

Application data

Number

PI8803545

Type

Invention Patent

Filing

07/14/1988

Publication

02/08/1989

Progress at the INPI

  1. Filing07/14/88
  2. Publication02/08/89
  3. Examination01/08/91
  4. Allowance02/11/92
  5. Grant11/24/92
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 02/08/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Michelin & Cie (Compagnie Générale des Etablissements MICHELIN)

FR

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Inventors

A. D. (pessoa física)

C. L. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

87/10100 · 07/15/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

02/08/1989

RPI 955

Pedido de patente depositado

#2.1

12/20/1988

RPI 948

Carta-patente expirada

#21.1

Patente extinta em 14/07/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

11/24/1992

RPI 1147

Notificação para pagamento de retribuição

#13.1

06/30/1992

RPI 1126

Deferimento

#9.1

02/11/1992

RPI 1106

Solicitação de exame técnico

#4.1

01/08/1991

RPI 1049

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