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Official data from INPI

CORRENTE PARA PNEUS E ELEMENTO DE CONEXAO PARA A MESMA

Em AnáliseInvention Patent

Application data

Number

PI7707481

Type

Invention Patent

Filing

11/09/1976

Publication

-

Progress at the INPI

  1. Filing11/09/76
  2. Publication
  3. Examination
  4. Allowance
  5. Grant12/29/81
  6. Terminated01/13/87

The patent was granted on 12/29/1981 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: 01/13/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

RUD KETTEN RIEGER & DIETZ

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Inventors

R. W. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

01/13/1987

RPI 847

Cessão de direito de exploração

#22.1

08/05/1986

RPI 824

Concessão da patente

#16.1

12/29/1981

RPI 584

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