Concessão da patente
#16.1
04/26/1988
RPI 914
The letters patent expired on 12/07/1993: 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: 04/26/1988. We update with every new RPI gazette, published weekly.
Applicants
A. N. (pessoa física)
RS, BR
Inventors
N. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
04/26/1988
RPI 914
#13.1
12/15/1987
RPI 895
#9.1
08/18/1987
RPI 878
#15.6
06/09/1987
RPI 868
02/17/1987
RPI 852
#6.1
03/11/1986
RPI 803
#4.1
01/15/1985
RPI 743
#3.2
06/21/1983
RPI 661
#2.1
04/12/1983
RPI 651
#21.1
12/07/1993
RPI 1201
From the same holder
Same category
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