Solicitação de exame técnico
#4.1
11/22/1988
RPI 944
The application was refused by the INPI on 11/20/1990. The invention was never patented.
Talk to a specialistLatest action published by the INPI: 11/22/1988. We update with every new RPI gazette, published weekly.
Applicants
W. D. (pessoa física)
Inventors
W. D. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
11/22/1988
RPI 944
#3.1
07/05/1988
RPI 924
#2.1
05/05/1987
RPI 863
#9.2
11/20/1990
RPI 1042
Same category
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