Solicitação de exame técnico
#4.1
10/06/1987
RPI 885
The application was refused by the INPI on 03/17/1992. The invention was never patented.
Talk to a specialistLatest action published by the INPI: 10/06/1987. We update with every new RPI gazette, published weekly.
Applicants
Tequisa Tubos Inoxidáveis Ltda
SP, BR
Inventors
A. T. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
10/06/1987
RPI 885
#3.2
08/18/1987
RPI 878
#9.2
03/17/1992
RPI 1111
03/20/1990
RPI 1010
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.