Solicitação de exame técnico
#4.1
09/27/1988
RPI 936
The application was refused by the INPI on 05/15/1990. The invention was never patented.
Talk to a specialistLatest action published by the INPI: 09/27/1988. We update with every new RPI gazette, published weekly.
Applicants
W. B. (pessoa física)
SP, BR
Inventors
W. B. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
09/27/1988
RPI 936
#3.1
06/28/1988
RPI 923
#2.1
05/05/1987
RPI 863
#9.2
05/15/1990
RPI 1018
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.