Solicitação de exame técnico
#4.1
06/28/1988
RPI 923
The application was refused by the INPI on 05/29/1990. The invention was never patented.
Talk to a specialistLatest action published by the INPI: 06/28/1988. We update with every new RPI gazette, published weekly.
Applicants
W. L. (pessoa física)
Inventors
W. L. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
06/28/1988
RPI 923
#3.1
05/03/1988
RPI 915
#2.1
03/31/1987
RPI 858
#9.2
05/29/1990
RPI 1020
Same category
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