Solicitação de exame técnico
#4.1
08/11/1987
RPI 877
The application was refused by the INPI on 06/12/1990. The invention was never patented.
Talk to a specialistLatest action published by the INPI: 08/11/1987. We update with every new RPI gazette, published weekly.
Applicants
JOAO RUI CARVALHO MASSINI [BR]
Inventors
M. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
08/11/1987
RPI 877
#3.2
06/23/1987
RPI 870
#2.1
05/12/1987
RPI 864
#9.2
06/12/1990
RPI 1022
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.