Solicitação de exame técnico
#4.1
09/20/1988
RPI 935
The application was refused by the INPI on 02/04/1992. The invention was never patented.
Talk to a specialistLatest action published by the INPI: 09/20/1988. We update with every new RPI gazette, published weekly.
Applicants
Petrocom-Componentes para Petróleo Ltda
SP, BR
Inventors
M. R. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
09/20/1988
RPI 935
#3.2
07/26/1988
RPI 927
#2.1
03/22/1988
RPI 909
#9.2
02/04/1992
RPI 1105
04/02/1991
RPI 1061
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.