Solicitação de exame técnico
#4.1
11/03/1987
RPI 889
Application data
Number
PI8702239Type
Filing
Publication
The patent was granted on 12/31/1991 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: 11/03/1987. We update with every new RPI gazette, published weekly.
Applicants
P. B. (pessoa física)
SP, BR
Inventors
P. B. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
11/03/1987
RPI 889
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08/18/1987
RPI 878
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08/18/1987
RPI 878
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10/17/1995
RPI 1298
#16.1
12/31/1991
RPI 1100
#13.1
08/13/1991
RPI 1080
#9.1
04/30/1991
RPI 1065
From the same holder
Same category
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