Official data from INPI

LAMPADA DE GAS RAREFEITO, ESPECIALMENTE TUBO DE LUZ DE MAGNESIO BEM COMO PROCESSO PARA SUA PRODUCAO

ArquivadaInvention Patent

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Application data

Number

PI8303544

Type

Invention Patent

Filing

07/21/1982

Publication

02/14/1984

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Progress at the INPI

Filing07/21/82
Publication02/14/84
Abandoned
Allowance
Grant
In force

The application was abandoned: examination was not requested within the 36 months following the 07/21/1982 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: 09/16/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

HEIMANN GMBH [DE]

Inventors

D. I. (pessoa física)

Technical data

IPC Classification

H01J 61/18 H01J 61/36 H01J 61/80

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

09/16/1986

RPI 830

Publicação do pedido de patente

#3.1

02/14/1984

RPI 695

Pedido de patente depositado

#2.1

08/16/1983

RPI 669

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