Solicitação de exame técnico
#4.1
10/25/1988
RPI 940
The patent was granted on 09/25/1990 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 10/25/1988. We update with every new RPI gazette, published weekly.
Applicants
Selritec Metalurgica Industria e Comercio Ltda.
SP, BR
Inventors
R. F. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
10/25/1988
RPI 940
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07/05/1988
RPI 924
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RPI 863
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RPI 1302
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09/25/1990
RPI 1034
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05/29/1990
RPI 1020
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02/06/1990
RPI 1005
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