Carta-patente expirada
#21.1
Patente extinta em 08/12/2009
01/02/2013
RPI 2191
Application data
Number
PI8906351Type
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
Alcan International Limited
CA
Inventors
F. M. (pessoa física)
DE
G. L. (pessoa física)
CA
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 08/12/2009
01/02/2013
RPI 2191
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08/25/1998
RPI 1444
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01/13/1998
RPI 1412
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01/30/1996
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03/16/1993
RPI 1163
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08/21/1990
RPI 1029
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03/20/1990
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