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Official data from INPI

APERFEICOAMENTOS NOS TALOES DOS PNEUS COM CARCACA RADAIAL

Em AnáliseInvention Patent

Application data

Number

PI7604699

Type

Invention Patent

Filing

07/23/1975

Publication

-

Progress at the INPI

  1. Filing07/23/75
  2. Publication
  3. Examination
  4. Allowance05/18/82
  5. Grant02/22/83
  6. Terminated11/17/87

The patent was granted on 02/22/1983 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: 11/17/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PIRELLI

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Inventors

M. L. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

11/17/1987

RPI 891

Concessão da patente

#16.1

02/22/1983

RPI 644

Notificação para pagamento de retribuição

#13.1

09/08/1982

RPI 620

Deferimento

#9.1

05/18/1982

RPI 604

14.1

10/13/1981

RPI 573

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