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Official data from INPI

ENVOLTORIO DE PNEUMATICO

Em AnáliseInvention Patent

Application data

Number

PI7801392

Type

Invention Patent

Filing

03/07/1977

Publication

-

Progress at the INPI

  1. Filing03/07/77
  2. Publication
  3. Examination
  4. Allowance04/20/82
  5. Grant11/30/82
  6. Terminated06/14/88

The patent was granted on 11/30/1982 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 06/14/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MICHELIN & CIE

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Inventors

R. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

06/14/1988

RPI 921

Concessão da patente

#16.1

11/30/1982

RPI 632

Notificação para pagamento de retribuição

#13.1

08/10/1982

RPI 616

Deferimento

#9.1

04/20/1982

RPI 600

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