Official data from INPI

PROCESSO E DISPOSITIVO PARA A GASEIFICACAO DE MATERIAL SOLIDO,COM TEOR DE CARBONO

ArquivadaInvention Patent

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Application data

Number

PI7806058

Type

Invention Patent

Filing

12/30/1977

Publication

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Progress at the INPI

Filing12/30/77
Publication
Abandoned
Allowance
Grant
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.

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Latest action published by the INPI: 06/08/1982. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

RHEINISCHE BRAUNKOHLENW AG

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

06/08/1982

RPI 607

6.2

10/20/1981

RPI 574

From the same holder

PROCESSO PARA A RETIRADA DE SUBSTANCIAS PREJUDICIAIS CONTENDO FLUOR E/OU ENXOFRE DE MEIOS GASOSOS E LIQUIDOS PROCESSO PARA DESTILACAO A BAIXA TEMPERATURA DE XISTO OLEOSO OU AREIA BETUMINOSA EM PRESENCA DE HIDRUGENIO PROCESSO PARA PRODUCAO DE COQUE ATIVO E INSTALACAO PARA REALIZACAO DO PROCESSO PROCESSO E DISPOSITIVO PARA GASEIFICAR CARVAO EM VARIOS ESTAGIOS

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