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Official data from INPI

PNEUMÁTICO PARA RODAS DE AVIÃO

ConcedidaInvention Patent

Application data

Number

PI7906418

Type

Invention Patent

Filing

10/04/1979

Publication

-

Progress at the INPI

  1. Filing10/04/79
  2. Publication
  3. Examination06/29/82
  4. Allowance01/24/84
  5. Grant07/31/84
  6. Expired04/25/95

The letters patent expired on 04/25/1995: 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: 07/31/1984. 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

M. S. (pessoa física)

Technical data

IPC Classification

Priority claims

FR

78-30 534 · 10/05/1978

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/31/1984

RPI 719

Notificação para pagamento de retribuição

#13.1

05/02/1984

RPI 706

Deferimento

#9.1

01/24/1984

RPI 692

Exigência - art. 36 da LPI

#6.1

07/26/1983

RPI 666

Solicitação de exame técnico

#4.1

06/29/1982

RPI 610

Carta-patente expirada

#21.1

04/25/1995

RPI 1273

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