Official data from INPI

RESISTÊNCIA ELÉTRICA PARA FRITADEIRA.

Arquivada/ExtintaUtility Model

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Application data

Number

MU7001052

Type

Utility Model

Filing

06/07/1990

Publication

01/22/1991

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Progress at the INPI

Filing06/07/90
Publication01/22/91
Examination06/23/92
Allowance01/31/95
Grant07/25/95
Expired07/01/08

The letters patent expired on 07/01/2008: 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: 07/01/2008. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

No applicants.

Inventors

A. B. (pessoa física)

Technical data

IPC Classification

H05B 3/68

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 07/06/2000

07/01/2008

RPI 1956

Concessão da patente

#16.1

07/25/1995

RPI 1286

Deferimento

#9.1

01/31/1995

RPI 1261

Solicitação de exame técnico

#4.1

06/23/1992

RPI 1125

Publicação antecipada

#3.2

01/22/1991

RPI 1051

Pedido de patente depositado

#2.1

08/28/1990

RPI 1030

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