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Official data from INPI

DISPOSIÇÕES CONSTRUTIVAS INTRODUZIDAS EM CHAVE FUSÍVEL DE BASE,"A",PADRÃO ABNT, PARA DISTRIBUIÇÃO AÉREA DE ENERGIA

Arquivada/ExtintaUtility Model

Application data

Number

MU7002300

Type

Utility Model

Filing

10/24/1990

Publication

02/19/1991

Progress at the INPI

  1. Filing10/24/90
  2. Publication02/19/91
  3. Examination04/09/91
  4. Allowance03/14/95
  5. Grant09/26/95
  6. 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

Lorenzetti S/A Indústrias Brasileiras Eletrometalúrgicas

PR, BR

M. B. (pessoa física)

SP, BR

See this company's full portfolio

Inventors

M. B. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 24/10/2000

07/01/2008

RPI 1956

Pedido de licença compulsória

#20.1

02/04/1997

RPI 1366

20.3

11/26/1996

RPI 1356

Concessão da patente

#16.1

09/26/1995

RPI 1295

Deferimento

#9.1

03/14/1995

RPI 1267

Solicitação de exame técnico

#4.1

04/09/1991

RPI 1062

Publicação antecipada

#3.2

02/19/1991

RPI 1055

Pedido de patente depositado

#2.1

02/13/1991

RPI 1054

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