Pedido de licença voluntária
#17.1
09/12/1989
RPI 986
The patent was invalidated by the INPI in an administrative invalidity proceeding. Protection no longer exists.
Talk to a specialistLatest action published by the INPI: 09/12/1989. We update with every new RPI gazette, published weekly.
Applicants
ROBERTO PEREIRA FONTES [BR]
Inventors
F. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#17.1
09/12/1989
RPI 986
#16.1
03/28/1989
RPI 962
#13.1
10/25/1988
RPI 940
#9.1
06/28/1988
RPI 923
#6.1
03/22/1988
RPI 909
#4.1
09/09/1986
RPI 829
#3.2
06/24/1986
RPI 818
#2.1
06/17/1986
RPI 817
05/29/1990
RPI 1020
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.