Carta-patente expirada
#21.1
Patente extinta em 16/08/2000
07/01/2008
RPI 1956
The letters patent expired on 07/01/2008: 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: 07/01/2008. We update with every new RPI gazette, published weekly.
Applicants
A. R. (pessoa física)
SC, BR
Cipla Indústria de Materiais de Construção S/A
SC, BR
Inventors
A. R. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 16/08/2000
07/01/2008
RPI 1956
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04/09/1991
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