Official data from INPI

PROTETOR DE ELETRODOS

ArquivadaInvention Patent

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Application data

Number

PI9004488

Type

Invention Patent

Filing

09/10/1990

Publication

09/10/1991

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Progress at the INPI

Filing09/10/90
Publication09/10/91
Abandoned05/26/92
Allowance
Grant
In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 12/15/1998. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Permelec Electrode Ltd.

Inventors

K. Y. (pessoa física)

Y. S. (pessoa física)

Technical data

IPC Classification

C25D 17/10

Priority claims

1-236894 · 09/14/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

12/15/1998

RPI 1458

Exigência - art. 36 da LPI

#6.1

05/19/1998

RPI 1430

Solicitação de exame técnico

#4.1

05/26/1992

RPI 1121

Publicação do pedido de patente

#3.1

09/10/1991

RPI 1084

Pedido de patente depositado

#2.1

03/12/1991

RPI 1058

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MÉTODO DE PRODUÇÃO DE ELETRODO PARA ELETRÓLISE

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