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Official data from INPI

DISPOSITIVO SEPARADOR,DE LARGURA GRADUAVEL APLICAVEL EM VAGOES PLATAFORMA DE TRANSPORTE DE CHAPAS DE ACO EM BOBINAS

Em AnáliseInvention Patent

Application data

Number

PI7706413

Type

Invention Patent

Filing

09/27/1977

Publication

-

Progress at the INPI

  1. Filing09/27/77
  2. Publication
  3. Examination
  4. Allowance
  5. Grant07/27/82
  6. Terminated08/28/90

The patent was granted on 07/27/1982 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: 09/02/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

FNV FAB NAC VAGOES SA

Inventors

P. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.7

09/02/1986

RPI 828

Concessão da patente

#16.1

07/27/1982

RPI 614

Notificação para pagamento de retribuição

#13.1

12/08/1981

RPI 581

14.4

10/20/1981

RPI 574

Anuidade - prazo legal encerrado

#18.2

08/28/1990

RPI 1030

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