Solicitação de exame técnico
#4.1
08/11/1987
RPI 877
The application was refused by the INPI on 05/12/1992. 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
Plasticos Silvatrim do Brasil Ltda
SP, BR
Inventors
I. V. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
08/11/1987
RPI 877
#3.1
05/05/1987
RPI 863
#2.1
12/31/1985
RPI 793
#15.11
09/22/1992
RPI 1138
#9.2
05/12/1992
RPI 1119
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.