Official data from INPI

PROCESSO E SISTEMA PARA TESTAR UM CANAL DE COMUNICAÇÃO

Arquivada/ExtintaInvention PatentPCT · US1995015534

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Application data

Number

PI9510001

Type

Invention Patent

Filing

11/29/1995

Publication

01/13/1998

PCT

US1995015534

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Progress at the INPI

Filing11/29/95
Publication01/13/98
Examination
Allowance02/14/06
Grant06/06/06
Expired06/07/16

The letters patent expired on 06/07/2016: 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: 06/07/2016. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Q. I. (pessoa física)

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Inventors

E. J. (pessoa física)

G. B. (pessoa física)

L. J. (pessoa física)

Y. J. (pessoa física)

Technical data

IPC Classification

H04L 1/12 H04L 1/24

Priority claims

08/347,526 · 11/30/1994

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 06/06/2016

06/07/2016

RPI 2370

Concessão da patente

#16.1

06/06/2006

RPI 1848

Deferimento

#9.1

02/14/2006

RPI 1832

Exigência - art. 36 da LPI

#6.1

09/06/2005

RPI 1809

Notificação de entrada na fase nacional - PCT

#1.3

01/13/1998

RPI 1412

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