Solicitação de exame técnico
#4.1
07/04/1989
RPI 976
The patent was granted on 08/04/1992 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: 07/04/1989. We update with every new RPI gazette, published weekly.
Applicants
E. C. (pessoa física)
SP, BR
Inventors
E. C. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
07/04/1989
RPI 976
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02/14/1989
RPI 956
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RPI 1336
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08/04/1992
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