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Official data from INPI

SISTEMA AUTÔNOMO DE LEITURA E REGISTRO DE IMPULSOS

Arquivada/ExtintaInvention Patent

Application data

Number

PI9102518

Type

Invention Patent

Filing

06/04/1991

Publication

01/21/1992

Progress at the INPI

  1. Filing06/04/91
  2. Publication01/21/92
  3. Examination06/08/93
  4. Allowance08/24/99
  5. Grant05/30/00
  6. Expired06/04/13

The letters patent expired on 06/04/2013: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 06/04/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Union Electrica de Canarias, S.A.

ES

Inventors

E. V. (pessoa física)

ES

M. Q. (pessoa física)

ES

Technical data

IPC Classification

Priority claims

ES

9001527 · 06/04/1990

ES

9002682 · 10/23/1990

ES

9100202 · 01/25/1991

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 04/06/2011

06/04/2013

RPI 2213

Concessão da patente

#16.1

05/30/2000

RPI 1534

Deferimento

#9.1

08/24/1999

RPI 1494

Exigência - art. 36 da LPI

#6.1

11/17/1998

RPI 1454

Solicitação de exame técnico

#4.1

06/08/1993

RPI 1175

Publicação do pedido de patente

#3.1

01/21/1992

RPI 1103

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