Official data from INPI

REVESTIMENTO PROTETOR SOBRE ELETRODOS GRAFITICOS,E ELETRODOS GRAFITICOS

Em ExigênciaInvention Patent

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Application data

Number

PI8503809

Type

Invention Patent

Filing

08/13/1984

Publication

05/20/1986

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Progress at the INPI

Filing08/13/84
Publication05/20/86
Abandoned10/14/86
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: 05/30/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

NPP ELEKTROTERMIA [BG]

Inventors

P. G. (pessoa física)

P. T. (pessoa física)

T. O. (pessoa física)

Technical data

IPC Classification

C23C 4/10 C25B 11/06 H05B 7/12

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

6.2

05/30/1989

RPI 971

Solicitação de exame técnico

#4.1

10/14/1986

RPI 834

Publicação do pedido de patente

#3.1

05/20/1986

RPI 813

Pedido de patente depositado

#2.1

10/15/1985

RPI 782

Arquivamento - Art. 36 §1° da LPI

#11.2

01/23/1990

RPI 1003

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