Solicitação de exame técnico
#4.1
05/31/1988
RPI 919
The letters patent expired on 03/12/1996: 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: 05/31/1988. We update with every new RPI gazette, published weekly.
Applicants
Nadir Figueiredo Indústria e Comércio S/A
SP, BR
Inventors
A. S. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
05/31/1988
RPI 919
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05/27/1986
RPI 814
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03/25/1986
RPI 805
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03/12/1996
RPI 1319
#16.1
06/25/1991
RPI 1073
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03/19/1991
RPI 1059
#13.1
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RPI 1057
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11/20/1990
RPI 1042
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04/03/1990
RPI 1012
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