Carta-patente expirada
#21.1
Patente extinte em 13/09/2011
06/11/2013
RPI 2214
Application data
Number
PI9103954Type
Filing
Publication
The letters patent expired on 06/11/2013: 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: 06/11/2013. We update with every new RPI gazette, published weekly.
Applicants
Ishihara Sangyo Kaisha Ltd.
JP
Inventors
H. K. (pessoa física)
JP
H. Y. (pessoa física)
JP
N. S. (pessoa física)
JP
S. H. (pessoa física)
JP
T. Y. (pessoa física)
JP
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinte em 13/09/2011
06/11/2013
RPI 2214
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06/15/1999
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RPI 1438
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06/28/1994
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#3.1
05/26/1992
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10/22/1991
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