Official data from INPI

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Em AnáliseInvention Patent

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Application data

Number

PI8606944

Type

Invention Patent

Filing

10/17/1986

Publication

11/03/1987

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Progress at the INPI

Under appeal

Filing10/17/86
Publication11/03/87
Examination03/01/88
Refused11/16/93
Grant
In force

The application was refused by the INPI on 11/16/1993. The invention was never patented.

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Latest action published by the INPI: 03/01/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Alusuisse-Lonza Holding AG

Inventors

H. [. (pessoa física)

Technical data

IPC Classification

B01D 35/00 C22B 21/06 C22B 9/02

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

03/01/1988

RPI 906

Notificação de entrada na fase nacional - PCT

#1.3

11/03/1987

RPI 889

Indeferimento

#9.2

11/16/1993

RPI 1198

Conhecimento de parecer técnico

#7.1

03/02/1993

RPI 1161

14.4

11/24/1992

RPI 1147

14.7