Pedido de patente depositado
#2.1
05/09/1989
RPI 968
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.
Applicants
Telcon Fios e Cabos para Telecomunicações Ltda
SP, BR
Telcon Fios e Cabos para Telecomunicações S/A
SP, BR
Inventors
B. Z. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
05/09/1989
RPI 968
#21.1
Patente extinta em 20/03/1999 conforme o disposto no artigo 24 da Lei 5772/71 (CPI).
11/20/2001
RPI 1611
#25.4
Alterado de: Telcon Fios e Cabos para Telecomunicação Ltda
06/13/2000
RPI 1536
#16.1
08/29/1995
RPI 1291
#13.1
04/04/1995
RPI 1270
#9.1
11/29/1994
RPI 1252
#6.1
05/24/1994
RPI 1225
#4.1
07/02/1991
RPI 1074
#3.1
01/02/1991
RPI 1048
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