Notificação para pagamento de retribuição
#13.1
12/05/1989
RPI 998
The letters patent expired on 07/01/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 12/05/1989. We update with every new RPI gazette, published weekly.
Applicants
J. A. (pessoa física)
SP, BR
R. T. (pessoa física)
SP, BR
Inventors
J. A. (pessoa física)
BR
R. T. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#13.1
12/05/1989
RPI 998
#9.1
08/08/1989
RPI 981
#4.1
04/28/1987
RPI 862
#3.2
03/10/1987
RPI 855
#2.1
03/04/1987
RPI 854
#21.1
Patente extinta em 08/09/1996
07/01/2008
RPI 1956
#16.1
03/20/1990
RPI 1010
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.