Notificação para pagamento de retribuição
#13.1
12/05/1989
RPI 998
The letters patent expired on 10/04/1994: 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
D. C. (pessoa física)
DF, BR
Inventors
D. C. (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
#6.1
02/14/1989
RPI 956
#15.11
01/10/1989
RPI 951
#4.1
02/23/1988
RPI 905
#15.6
12/22/1987
RPI 896
10/06/1987
RPI 885
#15.3
07/21/1987
RPI 874
#3.1
12/03/1985
RPI 789
#2.1
07/03/1984
RPI 715
#21.1
10/04/1994
RPI 1244
#16.1
03/20/1990
RPI 1010
Same category
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