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Official data from INPI

CORRENTE PARA PNEUS

Em AnáliseInvention Patent

Application data

Number

PI7906926

Type

Invention Patent

Filing

10/26/1978

Publication

-

Progress at the INPI

  1. Filing10/26/78
  2. Publication
  3. Examination04/20/82
  4. Allowance
  5. Grant06/28/83
  6. Terminated07/12/88

The patent was granted on 06/28/1983 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: 07/12/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

RUD KETTEN RIEGER & DIETZ

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Inventors

H. D. (pessoa física)

R. H. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

07/12/1988

RPI 925

Concessão da patente

#16.1

06/28/1983

RPI 662

Notificação para pagamento de retribuição

#13.1

05/24/1983

RPI 657

Solicitação de exame técnico

#4.1

04/20/1982

RPI 600

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