Carta-patente expirada
#21.1
Patente extinte em 13/09/2011
06/11/2013
RPI 2214
Application data
Number
PI9103953Type
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
Sumitomo Chemical Company, Limited
JP
Inventors
A. K. (pessoa física)
JP
H. S. (pessoa física)
JP
K. W. (pessoa física)
JP
M. S. (pessoa física)
JP
N. M. (pessoa física)
JP
Y. S. (pessoa física)
JP
IPC Classification
Priority claims
JP
02-249420 · 09/18/1990
JP
03-086080 · 03/25/1991
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Patente extinte em 13/09/2011
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