Pedido de patente depositado
#2.1
04/04/1989
RPI 963
Application data
Number
PI8806264Type
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: 04/04/1989. We update with every new RPI gazette, published weekly.
Applicants
Aço Minas Gerais S/A - Açominas
MG, BR
Inventors
M. O. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
04/04/1989
RPI 963
#21.1
Patente extinta em 24/11/2003
09/02/2008
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