Official data from INPI

PROCESSO PARA O REPROCESSAMENTO DE ÓLEO USADO

Em AnáliseInvention PatentPCT · EP1990000004

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Application data

Number

PI9006991

Type

Invention Patent

Filing

01/03/1990

Publication

11/12/1991

PCT

EP1990000004

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Progress at the INPI

Filing01/03/90
Publication11/12/91
Examination11/24/92
Allowance
Grant
In force

Published on 11/12/1991, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

Latest action published by the INPI: 11/28/1995. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Geut Ag Gesellschaft Fuer Energie Und Umwelttechnik

Geut Energie Und Umwelttechnik Ag.

Inventors

F. B. (pessoa física)

Technical data

IPC Classification

C10M 175/00

Priority claims

P 39 00 159.8 · 01/04/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

11/28/1995

RPI 1304

Solicitação de exame técnico

#4.1

11/24/1992

RPI 1147

Notificação de entrada na fase nacional - PCT

#1.3

11/12/1991

RPI 1093

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