Official data from INPI

PROCESSO PARA A REMOCAO DE PEQUENAS QUANTIDADES DE UMA IMPUREZA SELECIONADA DO GRUPO CONSTITUIDO POR METAIS ALCALINOS,METAIS ALCALINO-TERROSOS E SUAS MISTURAS,DE UM BANHO FUNDIDO DE ALUMINIO OU LIGA DE ALUMINIO

ArquivadaInvention Patent

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Application data

Number

PI8103224

Type

Invention Patent

Filing

05/27/1980

Publication

02/16/1982

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Progress at the INPI

Filing05/27/80
Publication02/16/82
Abandoned
Allowance
Grant
In force

The application was abandoned: examination was not requested within the 36 months following the 05/27/1980 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 03/12/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

METALS & ALLOYS CO LTD

Inventors

H. R. (pessoa física)

R. J. (pessoa física)

T. W. (pessoa física)

Technical data

IPC Classification

C22B 21/06

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

03/12/1985

RPI 751

Publicação do pedido de patente

#3.1

02/16/1982

RPI 591

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