Pedido de patente depositado
#2.1
01/10/1989
RPI 951
Application data
Number
PI8803982Type
Filing
Publication
The letters patent expired on 09/02/2008: 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: 01/10/1989. We update with every new RPI gazette, published weekly.
Applicants
A S R Telecomunicações S/A
SP, BR
J. N. (pessoa física)
CE, BR
V. C. (pessoa física)
SP, BR
Inventors
J. C. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
01/10/1989
RPI 951
#21.1
Patente extinta em 19/07/2003
09/02/2008
RPI 1965
#25.1
Transferido de; ASR Telecomunicações S/A
11/10/1998
RPI 1453
#16.1
04/25/1995
RPI 1273
#13.1
11/15/1994
RPI 1250
#9.1
07/19/1994
RPI 1233
02/09/1993
RPI 1158
#4.1
09/18/1990
RPI 1033
#3.1
03/20/1990
RPI 1010
From the same holder
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