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Official data from INPI

DISPOSIÇÃO CONSTRUTIVA DE RELÉ FOTOELÉTRICO

Arquivada/ExtintaUtility Model

Application data

Number

MU7002020

Type

Utility Model

Filing

09/21/1990

Publication

05/12/1992

Progress at the INPI

  1. Filing09/21/90
  2. Publication05/12/92
  3. Examination11/24/92
  4. Allowance11/21/95
  5. Grant10/29/96
  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

Exatron Indústria Eletrônica Ltda

RS, BR

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Inventors

R. H. (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 21/09/2000

07/01/2008

RPI 1956

Concessão da patente

#16.1

10/29/1996

RPI 1352

Notificação para pagamento de retribuição

#13.1

06/18/1996

RPI 1333

Deferimento

#9.1

11/21/1995

RPI 1303

Exigência - art. 36 da LPI

#6.1

03/07/1995

RPI 1266

Solicitação de exame técnico

#4.1

11/24/1992

RPI 1147

Publicação do pedido de patente

#3.1

05/12/1992

RPI 1119

Pedido de patente depositado

#2.1

03/19/1991

RPI 1059

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