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Official data from INPI

CELULA DE ELETROFLOCULACAO E PROCESSO PARA SEPARACAO ELETROCINETICA DE PARTICULAS DE ARGILA

Em AnáliseInvention Patent

Application data

Number

PI7607267

Type

Invention Patent

Filing

05/24/1976

Publication

-

Progress at the INPI

  1. Filing05/24/76
  2. Publication
  3. Examination
  4. Allowance
  5. Grant03/09/82
  6. Terminated11/24/87

The patent was granted on 03/09/1982 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: 11/24/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

HUBER CORP J M

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Inventors

K. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

11/24/1987

RPI 892

Concessão da patente

#16.1

03/09/1982

RPI 594

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