Carta-patente expirada
#21.1
Patente extinta em 09/11/2003
09/02/2008
RPI 1965
Application data
Number
PI8805937Type
Filing
Publication
The letters patent expired on 09/02/2008: 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: 09/02/2008. We update with every new RPI gazette, published weekly.
Applicants
Britanite S/A Indústrias Químicas
PR, BR
Inventors
D. S. (pessoa física)
BR
R. T. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 09/11/2003
09/02/2008
RPI 1965
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