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Official data from INPI

PROCESSO PARA INTERLIGAR INFORMAÇÕES DE DADOS NUM SELETOR DIGITAL INCORPORADO NUM SISTEMA DE TELECOMUNICAÇÕES E SELETOR DIGITAL PARA INTERLIGAR INFORMAÇÕES DE DADOS

Arquivada/ExtintaInvention PatentPCT · SE1990000665

Application data

Number

PI9007013

Type

Invention Patent

Filing

10/17/1990

Publication

01/28/1992

PCT

SE1990000665

Progress at the INPI

  1. Filing10/17/90
  2. Publication01/28/92
  3. Examination09/08/93
  4. Allowance04/18/95
  5. Grant10/31/95
  6. Expired06/15/10

The letters patent expired on 06/15/2010: 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: 06/15/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

T. E. (pessoa física)

SE

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Inventors

T. H. (pessoa física)

SE

Technical data

IPC Classification

Priority claims

SE

8903779-0 · 11/10/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 17/10/2005

06/15/2010

RPI 2058

Concessão da patente

#16.1

10/31/1995

RPI 1300

Deferimento

#9.1

04/18/1995

RPI 1272

Exigência - art. 36 da LPI

#6.1

12/27/1994

RPI 1256

Solicitação de exame técnico

#4.1

09/08/1993

RPI 1188

Notificação de entrada na fase nacional - PCT

#1.3

01/28/1992

RPI 1104

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