Carta-patente expirada
#21.1
Patente extinta em 13/09/2000
07/01/2008
RPI 1956
The letters patent expired on 07/01/2008: 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: 07/01/2008. We update with every new RPI gazette, published weekly.
Applicants
Nikken do Brasil Indústria e Comércio Ltda
PR, BR
Inventors
Y. A. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 13/09/2000
07/01/2008
RPI 1956
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RPI 1247
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05/24/1994
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02/01/1994
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10/22/1991
RPI 1090
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09/10/1991
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