Republicação - classificação IPC
#15.11
12/22/2009
RPI 2033
Application data
Number
PI8900825Type
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: 12/22/2009. We update with every new RPI gazette, published weekly.
Applicants
Usinas Siderúrgicas de Minas Gerais S/A - Usiminas
MG, BR
Usinas Siderúrgicas de Minas Gerais S/A-Usiminas
MG, BR
Inventors
G. F. (pessoa física)
BR
J. B. (pessoa física)
BR
J. C. (pessoa física)
BR
M. P. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#15.11
12/22/2009
RPI 2033
#21.1
Patente extinta em 23/02/2004
12/15/2009
RPI 2032
#16.1
03/25/1997
RPI 1373
#9.1
07/09/1996
RPI 1336
#4.1
09/24/1991
RPI 1086
#3.1
10/02/1990
RPI 1035
#2.1
04/10/1990
RPI 1013
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