Official data from INPI

DISPOSICOES INTRODUZIDAS EM SUPORTE DE INTERRUPTORES ELETRICOS E CORRELATOS

ConcedidaUtility Model

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Application data

Number

MU6401822

Type

Utility Model

Filing

11/01/1984

Publication

06/10/1986

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Progress at the INPI

Filing11/01/84
Publication06/10/86
Examination08/05/86
Allowance07/21/87
Grant12/29/87
Expired06/13/95

The letters patent expired on 06/13/1995: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 12/29/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

RICARDO BARBERINI [BR]

Inventors

B. [. (pessoa física)

Technical data

IPC Classification

H01H 23/08

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/29/1987

RPI 897

Deferimento

#9.1

07/21/1987

RPI 874

Solicitação de exame técnico

#4.1

08/05/1986

RPI 824

Publicação do pedido de patente

#3.1

06/10/1986

RPI 816

Pedido de patente depositado

#2.1

01/29/1985

RPI 745

Carta-patente expirada

#21.1

06/13/1995

RPI 1280

From the same holder

INTERRUPTOR ELETRICO

Same category

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