Publicação do pedido de patente
#3.1
03/21/1989
RPI 961
Application data
Number
PI8704762Type
Filing
Publication
The letters patent expired on 07/29/2008: 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: 03/21/1989. We update with every new RPI gazette, published weekly.
Applicants
Furnas Centrais Elétricas S.A
RJ, BR
Inventors
P. T. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
03/21/1989
RPI 961
#2.1
11/24/1987
RPI 892
#21.1
Patente extinta em 15/09/2002
07/29/2008
RPI 1960
#16.1
09/28/1993
RPI 1191
#13.1
07/06/1993
RPI 1179
#9.1
03/09/1993
RPI 1162
#6.1
08/04/1992
RPI 1131
#4.1
08/20/1991
RPI 1081
#4.2
04/16/1991
RPI 1063
From the same holder
Same category
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