01/02/2013
RPI 2191
Carta-patente expirada
21.1
Patente extinta em 08/12/2009
Invention PatentPI8906362
Elkem a/s
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.
Publications in the Brazilian Industrial Property Gazette (RPI).
01/02/2013
RPI 2191
21.1
Patente extinta em 08/12/2009
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