Solicitação de exame técnico
#4.1
08/30/1988
RPI 932
The letters patent expired on 06/06/1995: 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: 08/30/1988. We update with every new RPI gazette, published weekly.
Applicants
Forschaum Equipamentos Industriais Ltda
SP, BR
Inventors
D. C. (pessoa física)
BR
F. L. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
08/30/1988
RPI 932
05/17/1988
RPI 917
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09/30/1986
RPI 832
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05/21/1985
RPI 761
#21.1
06/06/1995
RPI 1279
#16.1
02/26/1991
RPI 1056
#13.1
11/20/1990
RPI 1042
#9.1
08/07/1990
RPI 1027
#6.1
01/23/1990
RPI 1003
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Same category
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