Official data from INPI

PROCESSO E INSTALAÇÃO PARA OBTENÇÃO DE ÓXIDO DE BERÍLIO

Em AnáliseInvention Patent

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Application data

Number

PI8703431

Type

Invention Patent

Filing

07/06/1987

Publication

01/17/1989

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Progress at the INPI

Under appeal

Filing07/06/87
Publication01/17/89
Examination10/24/89
Refused04/06/93
Grant
In force

The application was refused by the INPI on 04/06/1993. The invention was never patented.

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Latest action published by the INPI: 10/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Fundação Percival Farquhar

MG, BR

Inventors

E. B. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/24/1989

RPI 992

Publicação do pedido de patente

#3.1

01/17/1989

RPI 952

Pedido de patente depositado

#2.1

09/01/1987

RPI 880

Indeferimento

#9.2

04/06/1993

RPI 1166

Conhecimento de parecer técnico

#7.1

02/25/1992

RPI 1108

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