Official data from INPI

DISPOSITIVO DE FECHAMENTO DE ABERTURAS DE UM RECIPIENTE PARA INTRODUCAO E REMOCAO DE MATERIAL DE MANEIRA INTERMITENTE A GRANEL,EM FORMA GRANULADA E FLUENTE,SUSPENSOES VISCOSAS,LODOS OU SEMELHANTES MATERIAIS E DISPOSITIVO PARA ALIMENTACAO DE MATERIAL

ArquivadaInvention Patent

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Application data

Number

PI7708437

Type

Invention Patent

Filing

12/20/1976

Publication

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Progress at the INPI

Filing12/20/76
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: 07/27/1982. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MITTELMANN GMBH & CO KG

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

07/27/1982

RPI 614

Exigência - art. 36 da LPI

#6.1

10/27/1981

RPI 575

From the same holder

PROCESSO E DISPOSITIVO PARA O TRANSPORTE PNEUMATICO DE MATERIAL A GRANEL,EM FORMA GRANULADA E FLUENTE,MASSAS VISCOSAS,LODOS OU SEMELHANTES MATERIAIS,EM UMA TUBULACAO DE TRANSPORTE

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