Carta-patente expirada
#21.1
Patente extinta em 30/11/2009
01/02/2013
RPI 2191
Application data
Number
PI8906073Type
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
Deten Química S/A
BA, BR
Inventors
G. G. (pessoa física)
BR
J. A. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 30/11/2009
01/02/2013
RPI 2191
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07/20/1993
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03/20/1990
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