Official data from INPI

SUBSTRATO CERÂMICO PARA PACOTAGEM DE CI COM DISSIPADOR DE CALOR

PublicadaInvention Patent

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Application data

Number

PI8705194

Type

Invention Patent

Filing

09/17/1987

Publication

04/18/1989

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Progress at the INPI

Filing09/17/87
Publication04/18/89
Abandoned
Allowance
Grant
In force

The application was abandoned: examination was not requested within the 36 months following the 09/17/1987 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: 04/18/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Cerâmica e Velas de Ignição Ngk do Brasil S/A

SP, BR

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Inventors

M. Y. (pessoa física)

Technical data

IPC Classification

H01L 23/34

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

04/18/1989

RPI 965

Pedido de patente depositado

#2.1

02/23/1988

RPI 905

Arquivamento - Art. 33 da LPI

#11.1

09/24/1991

RPI 1086

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