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Official data from INPI

APERFEICOAMENTO EM EIXO CAMBIAVEL PARA REGISTROS DE PRESSAO

Em AnáliseInvention Patent

Application data

Number

PI7605699

Type

Invention Patent

Filing

07/02/1976

Publication

-

Progress at the INPI

  1. Filing07/02/76
  2. Publication
  3. Examination
  4. Allowance
  5. Grant05/25/82
  6. Terminated11/17/87

The patent was granted on 05/25/1982 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/17/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SOBRINHO E

Inventors

S. E. (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

Pedido de licença compulsória

#20.1

07/16/1985

RPI 769

Concessão da patente

#16.1

05/25/1982

RPI 605

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