Carta-patente expirada
#21.1
Patente extinta em 16/02/2010
01/02/2013
RPI 2191
Application data
Number
PI9000726Type
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
S. K. (pessoa física)
JP
Inventors
K. O. (pessoa física)
JP
IPC Classification
Priority claims
JP
1-39029 · 02/18/1989
JP
1-85094 · 04/03/1989
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 16/02/2010
01/02/2013
RPI 2191
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