Solicitação de exame técnico
#4.1
09/12/1989
RPI 986
The application was refused by the INPI on 04/10/1990. The invention was never patented.
Talk to a specialistLatest action published by the INPI: 09/12/1989. We update with every new RPI gazette, published weekly.
Applicants
S. D. (pessoa física)
Inventors
E. B. (pessoa física)
IPC Classification
No IPC classification.
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
09/12/1989
RPI 986
#3.1
01/03/1989
RPI 950
#2.1
01/19/1988
RPI 900
#15.11
04/09/1991
RPI 1062
#9.2
04/10/1990
RPI 1013
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