Official data from INPI

PROCESSO PARA SEPARAR MAGNETICAMENTE DESCOLORANTES TITANIFEROS DE UMA ARGILA CAOLINICA EM BRUTO

IndeferidaInvention Patent

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Application data

Number

PI7806493

Type

Invention Patent

Filing

02/02/1978

Publication

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Progress at the INPI

Under appeal

Filing02/02/78
Publication
Examination
Refused07/23/85
Grant
In force

The application was refused by the INPI on 07/23/1985. The invention was never patented.

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Latest action published by the INPI: 07/23/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ANGLO AMERICAN CLAYS CORP

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

07/23/1985

RPI 770

Conhecimento de parecer técnico

#7.1

11/30/1982

RPI 632

6.2

12/29/1981

RPI 584

From the same holder

PROCESSO PARA SEPARAR MAGNETICAMENTE UM MINERAL METALICO DE UM MINERIO,PROCESSO PARA RECUPERAR MAGNETICAMENTE UM MINERAL METACO DE UMA LAMA MINERAL E PROCESSO PARA BENEFICIAR MAGNETICAMENTE UM MINERIO PROCESSO PARA SEPARAR MAGNETICAMENTE CONTAMINANTES DESCOLORANTES DE BAIXA CAPACIDADE DE ATRACAO MAGNETICA DE UMA ARGILA CAOLINICA EM BRUTA

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