Concessão da patente
#16.1
02/23/1988
RPI 905
The letters patent expired on 11/22/1994: 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: 02/23/1988. We update with every new RPI gazette, published weekly.
Applicants
JOSE MANTOVANI [BR]
Inventors
M. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
02/23/1988
RPI 905
#15.6
11/24/1987
RPI 892
#15.3
09/22/1987
RPI 883
#13.1
06/09/1987
RPI 868
#9.1
01/06/1987
RPI 846
#6.1
06/24/1986
RPI 818
#4.1
08/06/1985
RPI 772
#3.2
04/30/1985
RPI 758
#2.1
11/20/1984
RPI 735
#21.1
11/22/1994
RPI 1251
Same category
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