Concessão da patente
#16.1
10/25/1988
RPI 940
The letters patent expired on 10/03/1995: 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: 10/25/1988. We update with every new RPI gazette, published weekly.
Applicants
C. N. (pessoa física)
SP, BR
Inventors
C. N. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
10/25/1988
RPI 940
#13.1
07/19/1988
RPI 926
#9.1
03/15/1988
RPI 908
#6.1
10/13/1987
RPI 886
#15.11
08/25/1987
RPI 879
#4.1
12/10/1985
RPI 790
#3.2
09/03/1985
RPI 776
#2.1
08/27/1985
RPI 775
#21.1
10/03/1995
RPI 1296
Same category
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