Official data from INPI

INTERRUPTOR DE 3 OU 4 ESTÁGIOS COM E SEM RETIFICAÇÃO

ArquivadaInvention Patent

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Application data

Number

PI9204489

Type

Invention Patent

Filing

11/17/1992

Publication

05/24/1994

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Progress at the INPI

Filing11/17/92
Publication05/24/94
Abandoned
Allowance
Grant
In force

The application was abandoned: examination was not requested within the 36 months following the 11/17/1992 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 02/12/1997. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. L. (pessoa física)

MG, BR

Inventors

C. L. (pessoa física)

Technical data

IPC Classification

H01H 23/00

Abstract

Dispositivo obtido através da associação entre interruptor comum de 3 ou 4 estágios, aplicando-se à ligação de 1 ou 2 destes estágios, os diodos retificadores (2) ou (6) e (7), obtendo-se circuito aberto ou circuito fechado com onda alternada retificada ou circuito fechado com onda alternada completa.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

02/12/1997

RPI 1367

Publicação do pedido de patente

#3.1

05/24/1994

RPI 1225

Pedido de patente depositado

#2.1

01/12/1993

RPI 1154

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