Official data from INPI

CANCELADOR DA INFLUENCIA DA ILUMINACAO POR INCANDESCENCIA

Em AnáliseInvention Patent

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Application data

Number

PI8303769

Type

Invention Patent

Filing

07/14/1983

Publication

02/26/1985

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Progress at the INPI

Under appeal

Filing07/14/83
Publication02/26/85
Examination05/21/85
Refused09/25/90
Grant
In force

The application was refused by the INPI on 09/25/1990. The invention was never patented.

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Latest action published by the INPI: 08/02/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PEXTROM IND ELETRONICA LTDA [BR]

Inventors

G. P. (pessoa física)

Technical data

IPC Classification

H03F 17/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

14.4

08/02/1988

RPI 928

Exigência - art. 36 da LPI

#6.1

05/06/1986

RPI 811

Solicitação de exame técnico

#4.1

05/21/1985

RPI 761

Publicação do pedido de patente

#3.1

02/26/1985

RPI 749

Pedido de patente depositado

#2.1

09/20/1983

RPI 674

Republicação - classificação IPC

#15.11

02/26/1991

RPI 1056

Indeferimento

#9.2

09/25/1990

RPI 1034

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