Official data from INPI

DISPOSITIVO PARA A INTRODUÇÃO DE GASES EM RECIPIENTES METALÚRGICOS.

ArquivadaInvention Patent

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Application data

Number

PI8201312

Type

Invention Patent

Filing

03/11/1982

Publication

01/25/1983

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Progress at the INPI

Filing03/11/82
Publication01/25/83
Abandoned
Allowance
Grant
In force

The application was abandoned: examination was not requested within the 36 months following the 03/11/1982 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 10/22/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Didier-Werker Ag

Inventors

D. G. (pessoa física)

H. J. (pessoa física)

Technical data

IPC Classification

C21C 7/00

Priority claims

P 31 10 204.2 · 03/17/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

10/22/1985

RPI 783

Publicação do pedido de patente

#3.1

01/25/1983

RPI 640

Pedido de patente depositado

#2.1

04/27/1982

RPI 601

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