Carta-patente expirada
#21.1
Patente extinta em 08/02/2010
01/02/2013
RPI 2191
Application data
Number
PI8906781Type
Filing
Publication
The letters patent expired on 01/02/2013: 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: 01/02/2013. We update with every new RPI gazette, published weekly.
Applicants
Arcelor Brasil S.A.
MG, BR
ArcelorMittal Brasil S.A.
MG, BR
Belgo Siderurgia S.A.
MG, BR
C. M. (pessoa física)
MG, BR
Inventors
F. B. (pessoa física)
BR
P. C. (pessoa física)
BR
R. S. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 08/02/2010
01/02/2013
RPI 2191
#25.4
Nome Alterado de: Belgo Siderurgia S.A.
08/09/2011
RPI 2118
#25.1
Transferido de: Arcelor Brasil S.A.
02/27/2007
RPI 1886
#25.4
Alterado de: Companhia Siderúrgica Belgo-Mineira
02/13/2007
RPI 1884
#16.1
02/08/2000
RPI 1518
#9.1
10/05/1999
RPI 1500
#6.1
04/29/1997
RPI 1378
#4.1
09/17/1991
RPI 1085
#3.1
07/02/1991
RPI 1074
#2.1
04/17/1990
RPI 1014
From the same holder
Same category
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