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Official data from INPI

APERFEIÇOAMENTOS EM PROCESSO PARA CONCENTRAÇÃO DE FOSFÁTOS MINERAIS.

Em AnáliseInvention Patent

Application data

Number

PI8505030

Type

Invention Patent

Filing

10/10/1985

Publication

03/04/1986

Progress at the INPI

  1. Filing10/10/85
  2. Publication03/04/86
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 10/10/1985 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 03/07/1989. 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).

15.7

03/07/1989

RPI 959

Arquivamento - Art. 33 da LPI

#11.1

06/14/1988

RPI 921

Publicação antecipada

#3.2

03/04/1986

RPI 802

Pedido de patente depositado

#2.1

12/10/1985

RPI 790

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