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Official data from INPI

PROCESSO E DISPOSITIVO PARA REGULAGEM DO TRANSPORTE DE PRODUTOS EM GRAOS A PARTIR DE UM RESERVATORIO PRINCIPAL PARA PELO MENOS UM RESERVATORIO AUXILIAR

Em AnáliseInvention Patent

Application data

Number

PI7604352

Type

Invention Patent

Filing

07/03/1975

Publication

-

Progress at the INPI

  1. Filing07/03/75
  2. Publication
  3. Examination
  4. Allowance
  5. Grant04/27/82
  6. Terminated11/17/87

The patent was granted on 04/27/1982 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: 11/17/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

N. G. (pessoa física)

Inventors

G. X. (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

04/27/1982

RPI 601

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