Pedido de patente depositado
#2.1
03/28/1989
RPI 962
Application data
Number
PI8900638Type
Filing
Publication
The letters patent expired on 12/15/2009: 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: 03/28/1989. We update with every new RPI gazette, published weekly.
Applicants
RCN Radiadores S/A
SP, BR
Inventors
R. D. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
03/28/1989
RPI 962
#21.1
Patente extinta em 13/02/2004
12/15/2009
RPI 2032
#16.1
06/29/1993
RPI 1178
#13.1
04/20/1993
RPI 1168
#9.1
12/01/1992
RPI 1148
#6.1
04/21/1992
RPI 1116
#4.1
01/22/1991
RPI 1051
#3.1
10/02/1990
RPI 1035
From the same holder
Same category
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