Solicitação de exame técnico
#4.1
01/13/1987
RPI 847
Application data
Number
PI8500609Type
Filing
Publication
The letters patent expired on 07/15/2008: 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: 01/13/1987. We update with every new RPI gazette, published weekly.
Applicants
Fundação das Pioneiras Sociais-Equiphos
DF, BR
Inventors
J. M. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
01/13/1987
RPI 847
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09/16/1986
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04/30/1985
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Patente extinta em 11/02/2000
07/15/2008
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09/14/1993
RPI 1189
07/06/1993
RPI 1179
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08/11/1992
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