05/09/1989
RPI 968
Pedido de patente depositado
2.1
Utility ModelMU6900398
Telcon Fios e Cabos para Telecomunicações Ltda+1
The letters patent expired on 11/20/2001: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 05/09/1989. We update with every new RPI gazette, published weekly.
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
05/09/1989
RPI 968
2.1
11/20/2001
RPI 1611
21.1
Patente extinta em 20/03/1999 conforme o disposto no artigo 24 da Lei 5772/71 (CPI).
06/13/2000
RPI 1536
25.4
Alterado de: Telcon Fios e Cabos para Telecomunicação Ltda
08/29/1995
RPI 1291
16.1
04/04/1995
RPI 1270
13.1
11/29/1994
RPI 1252
9.1
05/24/1994
RPI 1225
6.1
07/02/1991
RPI 1074
4.1
01/02/1991
RPI 1048
3.1
From the same holder