Official data from INPI

PROCESSO E APARELHO PARA GERAR GAS REDUTOR

ArquivadaInvention Patent

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Application data

Number

PI8302936

Type

Invention Patent

Filing

06/03/1983

Publication

01/15/1985

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Progress at the INPI

Filing06/03/83
Publication01/15/85
Abandoned09/10/85
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: 10/18/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MIDREX CORP [US]

Inventors

B. R. (pessoa física)

M. C. (pessoa física)

S. V. (pessoa física)

Technical data

IPC Classification

C01B 3/20

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

10/18/1988

RPI 939

Exigência - art. 36 da LPI

#6.1

04/26/1988

RPI 914

14.1

07/29/1986

RPI 823

Solicitação de exame técnico

#4.1

09/10/1985

RPI 777

Publicação do pedido de patente

#3.1

01/15/1985

RPI 743

Pedido de patente depositado

#2.1

07/19/1983

RPI 665

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