Concessão da patente
#16.1
11/24/1987
RPI 892
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: 11/24/1987. We update with every new RPI gazette, published weekly.
Applicants
VITALIANO RAIOLA [BR]
Inventors
R. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
11/24/1987
RPI 892
#13.1
08/11/1987
RPI 877
#9.1
03/31/1987
RPI 858
#4.1
07/01/1986
RPI 819
#3.1
12/17/1985
RPI 791
08/27/1985
RPI 775
#2.1
05/08/1984
RPI 707
#21.1
10/04/1994
RPI 1244
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Same category
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