Solicitação de exame técnico
#4.1
09/12/1989
RPI 986
The application was refused by the INPI on 06/26/1990. 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
HELIO BORGES LIMA RANGEL [BR]
Inventors
R. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
09/12/1989
RPI 986
#3.1
05/31/1988
RPI 919
#2.1
04/28/1987
RPI 862
#9.2
06/26/1990
RPI 1024
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.