Official data from INPI

VENTANEIRA PARA ALTO FORNO,ALTO FORNO PARA REDUCAO DE ZINCO E PROCESSO DE REDUCAO DE ZINCO EM ALTO FORNO

ArquivadaInvention Patent

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Application data

Number

PI7806006

Type

Invention Patent

Filing

09/15/1977

Publication

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Progress at the INPI

Filing09/15/77
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: 08/09/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

I. S. (pessoa física)

METALLURGICAL PROCESSES LTD

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

08/09/1983

RPI 668

6.2

12/22/1981

RPI 583

From the same holder

APERFEICOAMENTO EM PROCESSO DE FUNDIR ZINCO EM UM ALTO-FORNO

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