Official data from INPI

GERADOR DE GÁS.

Em AnáliseInvention Patent

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Application data

Number

PI7907231

Type

Invention Patent

Filing

11/06/1979

Publication

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Progress at the INPI

Filing11/06/79
Publication
Examination09/13/83
Refused08/25/87
Grant
In force

The application was refused on 08/25/1987 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.

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Latest action published by the INPI: 08/25/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W. G. (pessoa física)

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Inventors

G. W. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

111

08/25/1987

RPI 879

120

12/23/1986

RPI 844

8.1

09/03/1985

RPI 776

Petição de recurso

#12.2

12/18/1984

RPI 739

Indeferimento

#9.2

08/07/1984

RPI 720

Solicitação de exame técnico

#4.1

09/13/1983

RPI 673

From the same holder

SISTEMA INDEPENDENTE SEM FIO PARA TELECOMUNICAÇÃO GLOBAL SEM ZONAS DE SOMBRA INTEGRANDO SATÉLITES GEOSÍNCRONOS E MÓDULOS SUSPENSOS GEOFIXOS PROCESSO DE MISTURA NUN FORNO DE CIMENTO POR VIA ÚMIDA.PROCESSO DE FABRICAÇÃO DE LIGANTE HIDRÁULICO.GASEIFICADOR DE CARVÃO PULVERIZADO COM PARTIDA RÁPIDA.PROCESSO DE TRATAMENTO DE VINHOTO NAS USINAS DE ÁLCOOL.PROCESSO DE ENRIQUECIMENTO DE CARVÃO MINERAL PELA ELIMINAÇÃO DAS CINZAS.LAVADOR DE GÁSES.MOINHO MISTO.

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