Official data from INPI

Processo para tratamento de monóxido de carbono gasoso carregado com fumaça, desprendido na redução carbotérmica de alumida para a produção de aluminio.

ArquivadaInvention Patent

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Application data

Number

PI8002192

Type

Invention Patent

Filing

04/09/1980

Publication

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Progress at the INPI

Filing04/09/80
Publication
Abandoned
Allowance
Grant
In force

The application was abandoned: examination was not requested within the 36 months following the 04/09/1980 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: 04/17/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Alcan Research and Developmente limited

Inventors

D. E. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Priority claims

7812496 · 04/10/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

04/17/1984

RPI 704

From the same holder

Analisador de tamanho de particulas e processo para efetuar automaticamente a analise do tamanho de partículas.Produto de liga de aluminio superplástica e processo para sua preparação, processo para produção de um lingote de liga de aluminio, liga de aluminio, artigo de tal liga e processo para produzir tal artigo.

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