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Official data from INPI

NOVO APERFEIÇOAMENTO EM PROCESSO PARA CONCENTRAÇÃO DE FOSFATOS MINERAIS.

Em AnáliseInvention Patent

Application data

Number

PI8604798

Type

Invention Patent

Filing

09/29/1986

Publication

07/14/1987

Progress at the INPI

  1. Filing09/29/86
  2. Publication07/14/87
  3. Abandoned11/10/87
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/10/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Serrana S/A. de Mineração

SP, BR

Inventors

M. C. (pessoa física)

BR

R. S. (pessoa física)

BR

R. O. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

11/10/1987

RPI 890

Publicação antecipada

#3.2

07/14/1987

RPI 873

Pedido de patente depositado

#2.1

04/07/1987

RPI 859

Arquivamento - Art. 36 §1° da LPI

#11.2

07/06/1993

RPI 1179

Exigência - art. 36 da LPI

#6.1

01/26/1993

RPI 1156

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